{
  "snapshot_id": "approved-static-c6015be852c3d22b",
  "page_version": "8bdef68710a1b427a05c1da5e028278f",
  "content_date": "2026-09-29",
  "schema_version": "immigrationdb-report-dataset-v1",
  "generated_at": "2026-09-29",
  "citation": {
    "@type": "CreativeWork",
    "@id": "https://immigrationdb.com/reports/poland-largest-cities/#citation",
    "schema_version": "immigrationdb-citation-v1",
    "citation_type": "ImmigrationDB compilation",
    "canonical_url": "https://immigrationdb.com/reports/poland-largest-cities/",
    "title": "Largest cities in Poland",
    "author": {
      "name": "ImmigrationDB",
      "url": "https://immigrationdb.com/"
    },
    "publisher": {
      "name": "ImmigrationDB",
      "url": "https://immigrationdb.com/"
    },
    "snapshot_id": "approved-static-c6015be852c3d22b",
    "version": "8bdef68710a1b427a05c1da5e028278f",
    "retrieval_date": "2026-09-29",
    "build_date": "2026-09-29",
    "compilation_license": {
      "name": "CC BY 4.0",
      "url": "https://creativecommons.org/licenses/by/4.0/",
      "terms_url": "https://immigrationdb.com/about/copyright/"
    },
    "formats": {
      "apa": "ImmigrationDB. (2026, September 29). Largest cities in Poland [ImmigrationDB compilation; version 8bdef68710a1b427a05c1da5e028278f]. ImmigrationDB. https://immigrationdb.com/reports/poland-largest-cities/ Retrieved 2026-09-29. Compilation license: CC BY 4.0, https://creativecommons.org/licenses/by/4.0/",
      "bibtex": "@misc{immigrationdb_immigrationdb_largest-cities-in-poland_e435fec375b5,\n  author = {ImmigrationDB},\n  title = {Largest cities in Poland},\n  publisher = {ImmigrationDB},\n  year = {2026},\n  date = {2026-09-29},\n  version = {8bdef68710a1b427a05c1da5e028278f},\n  url = {https://immigrationdb.com/reports/poland-largest-cities/},\n  note = {Retrieved 2026-09-29. ImmigrationDB compilation. Compilation license: CC BY 4.0, https://creativecommons.org/licenses/by/4.0/},\n}",
      "markdown": "[Largest cities in Poland](https://immigrationdb.com/reports/poland-largest-cities/) — ImmigrationDB; ImmigrationDB; version 8bdef68710a1b427a05c1da5e028278f; retrieved 2026-09-29; built 2026-09-29."
    },
    "boundary_note": "This citation identifies the ImmigrationDB compilation/page. Underlying source publishers and datasets retain their own terms; inspect the Sources section and cite those records separately."
  },
  "underlying_source_references": [
    {
      "source_id": "source-3bc0915bf271",
      "source_url": "https://bdl.stat.gov.pl/api/v1/data/by-unit/071412865011?var-id=72305&year=2021",
      "source_title": "Population by territorial unit, 2021",
      "publisher": "Statistics Poland",
      "source_quality": "verified",
      "last_checked": "2026-07-29"
    },
    {
      "source_id": "source-6eeaeb3afa6a",
      "source_url": "https://bdl.stat.gov.pl/api/v1/data/by-unit/011212161011?var-id=72305&year=2025",
      "source_title": "PL official material for population_total",
      "publisher": "Statistics Poland (GUS) and European Environment Agency",
      "source_quality": "verified",
      "last_checked": "2026-07-18"
    },
    {
      "source_id": "source-f376c624e42b",
      "source_url": "https://bdl.stat.gov.pl/api/v1/data/by-unit/030210564011?var-id=72305&year=2025",
      "source_title": "PL official material for population_total",
      "publisher": "Statistics Poland (GUS) and European Environment Agency",
      "source_quality": "verified",
      "last_checked": "2026-07-18"
    },
    {
      "source_id": "source-b1e9125a045e",
      "source_url": "https://bdl.stat.gov.pl/api/v1/data/by-unit/023016264011?var-id=72305&year=2025",
      "source_title": "PL official material for population_total",
      "publisher": "Statistics Poland (GUS) and European Environment Agency",
      "source_quality": "verified",
      "last_checked": "2026-07-18"
    },
    {
      "source_id": "source-f10331fe7d4a",
      "source_url": "https://bdl.stat.gov.pl/api/v1/data/by-unit/042214361011?var-id=72305&year=2025",
      "source_title": "PL official material for population_total",
      "publisher": "Statistics Poland (GUS) and European Environment Agency",
      "source_quality": "verified",
      "last_checked": "2026-07-18"
    },
    {
      "source_id": "source-50bb3e959db2",
      "source_url": "https://api.dane.gov.pl/resources/902,ludno-w-gminach-stan-w-dniu-31-marca-2011-r/file",
      "source_title": "Ludność w gminach. Stan w dniu 31 marca 2011 r. (NSP 2011 — National Census 2011, population of gminas at 31 March 2011)",
      "publisher": "Główny Urząd Statystyczny (Statistics Poland, GUS)",
      "source_quality": "verified",
      "last_checked": "2026-09-19"
    },
    {
      "source_id": "source-8b0687042931",
      "source_url": "https://bdl.stat.gov.pl/api/v1/data/by-unit/2461011?var-id=1653365&year=2021",
      "source_title": "GUS Bank Danych Lokalnych — Ludność, stan w dniu 31 III 2021, NSP 2021 (ogółem)",
      "publisher": "Główny Urząd Statystyczny (Statistics Poland), NSP 2021 via BDL API",
      "source_quality": "verified",
      "last_checked": "2026-09-19"
    }
  ],
  "report": {
    "schema_version": "immigrationdb-generated-report-v1",
    "canonical_slug": "poland-largest-cities",
    "canonical_path": "/reports/poland-largest-cities/",
    "title": "Largest cities in Poland",
    "question": "Largest cities in Poland",
    "short_answer": "Warszawa, Poland has the highest population of the 30 cities compared: 1,863,056 people (Population by territorial unit, 2021, 2021-03-31).",
    "summary": "Poland cities ranked by their own published resident population.",
    "report_type": "data_driven_report",
    "scope": "city",
    "status": "accepted",
    "indexability": "indexable",
    "population_floor": 20000,
    "excluded_counts": {
      "population_floor": 262,
      "non_city_grain": 1
    },
    "not_advice_disclaimer": "This ranking is a source-backed reference. Read the source, geographic grain and observation date before comparing rows.",
    "methodology_id": "methodology-poland-largest-cities-v1",
    "methodology": {
      "summary": "Every row is a published population observation measured in people, ranked highest first. The values were observed between 2011 and 2025. A place appears only when it publishes this exact metric, so an absent place means missing data rather than a low value. Only published cities with at least 20,000 residents and city-level observations qualify.",
      "formula": "population_total desc",
      "assumptions": [
        "Source definitions, geographic grain and observation period remain visible for every row."
      ],
      "exclusions": [
        "Supplemental sources, null values, incompatible units, rows without direct source URLs, places below the population floor, non-city observations and copied values are excluded."
      ],
      "source_policy": "Verified sources with direct URL and visible scope"
    },
    "freshness": {
      "last_checked": "2026-09-19",
      "status": "generated_from_current_reusable_facts",
      "field_dates_visible": true,
      "verified_at": "2026-09-19"
    },
    "rows": [
      {
        "row_id": "poland-largest-cities:city:pl:slug:warszawa",
        "label": "Warszawa, Poland",
        "canonical_path": "/cities/pl/warszawa/",
        "country_code": "PL",
        "population_total": 1863056,
        "value": 1863056,
        "value_display": "1,863,056 people",
        "unit": "people",
        "geographic_grain": "city",
        "source_locator": null,
        "observation_period": "2021-03-31",
        "derivation": "identity",
        "status": "accepted",
        "metric_id": "population_total",
        "source_quality": "verified",
        "source_ids": [
          "source-3bc0915bf271"
        ],
        "evidence": [
          {
            "source_id": "source-3bc0915bf271",
            "url": "https://bdl.stat.gov.pl/api/v1/data/by-unit/071412865011?var-id=72305&year=2021",
            "locator": "population_total; geographic grain: city",
            "retrieved_at": "2026-07-29"
          }
        ],
        "reader_label": "Population",
        "label_owner_metric_id": "population_total",
        "reader_label_role": "primary"
      },
      {
        "row_id": "poland-largest-cities:city:pl:slug:krakow",
        "label": "Kraków, Poland",
        "canonical_path": "/cities/pl/krakow/",
        "country_code": "PL",
        "population_total": 816614,
        "value": 816614,
        "value_display": "816,614 people",
        "unit": "people",
        "geographic_grain": "city",
        "source_locator": null,
        "observation_period": "2025-12-31",
        "derivation": "identity",
        "status": "accepted",
        "metric_id": "population_total",
        "source_quality": "verified",
        "source_ids": [
          "source-6eeaeb3afa6a"
        ],
        "evidence": [
          {
            "source_id": "source-6eeaeb3afa6a",
            "url": "https://bdl.stat.gov.pl/api/v1/data/by-unit/011212161011?var-id=72305&year=2025",
            "locator": "population_total; geographic grain: city",
            "retrieved_at": "2026-07-18"
          }
        ],
        "reader_label": "Population",
        "label_owner_metric_id": "population_total",
        "reader_label_role": "primary"
      },
      {
        "row_id": "poland-largest-cities:city:pl:slug:wroclaw",
        "label": "Wrocław, Poland",
        "canonical_path": "/cities/pl/wroclaw/",
        "country_code": "PL",
        "population_total": 672601,
        "value": 672601,
        "value_display": "672,601 people",
        "unit": "people",
        "geographic_grain": "city",
        "source_locator": null,
        "observation_period": "2025-12-31",
        "derivation": "identity",
        "status": "accepted",
        "metric_id": "population_total",
        "source_quality": "verified",
        "source_ids": [
          "source-f376c624e42b"
        ],
        "evidence": [
          {
            "source_id": "source-f376c624e42b",
            "url": "https://bdl.stat.gov.pl/api/v1/data/by-unit/030210564011?var-id=72305&year=2025",
            "locator": "population_total; geographic grain: city",
            "retrieved_at": "2026-07-18"
          }
        ],
        "reader_label": "Population",
        "label_owner_metric_id": "population_total",
        "reader_label_role": "primary"
      },
      {
        "row_id": "poland-largest-cities:city:pl:slug:poznan",
        "label": "Poznań, Poland",
        "canonical_path": "/cities/pl/poznan/",
        "country_code": "PL",
        "population_total": 534239,
        "value": 534239,
        "value_display": "534,239 people",
        "unit": "people",
        "geographic_grain": "city",
        "source_locator": null,
        "observation_period": "2025-12-31",
        "derivation": "identity",
        "status": "accepted",
        "metric_id": "population_total",
        "source_quality": "verified",
        "source_ids": [
          "source-b1e9125a045e"
        ],
        "evidence": [
          {
            "source_id": "source-b1e9125a045e",
            "url": "https://bdl.stat.gov.pl/api/v1/data/by-unit/023016264011?var-id=72305&year=2025",
            "locator": "population_total; geographic grain: city",
            "retrieved_at": "2026-07-18"
          }
        ],
        "reader_label": "Population",
        "label_owner_metric_id": "population_total",
        "reader_label_role": "primary"
      },
      {
        "row_id": "poland-largest-cities:city:pl:slug:gdansk",
        "label": "Gdańsk, Poland",
        "canonical_path": "/cities/pl/gdansk/",
        "country_code": "PL",
        "population_total": 489328,
        "value": 489328,
        "value_display": "489,328 people",
        "unit": "people",
        "geographic_grain": "city",
        "source_locator": null,
        "observation_period": "2025-12-31",
        "derivation": "identity",
        "status": "accepted",
        "metric_id": "population_total",
        "source_quality": "verified",
        "source_ids": [
          "source-f10331fe7d4a"
        ],
        "evidence": [
          {
            "source_id": "source-f10331fe7d4a",
            "url": "https://bdl.stat.gov.pl/api/v1/data/by-unit/042214361011?var-id=72305&year=2025",
            "locator": "population_total; geographic grain: city",
            "retrieved_at": "2026-07-18"
          }
        ],
        "reader_label": "Population",
        "label_owner_metric_id": "population_total",
        "reader_label_role": "primary"
      },
      {
        "row_id": "poland-largest-cities:city:pl:slug:szczecin",
        "label": "Szczecin, Poland",
        "canonical_path": "/cities/pl/szczecin/",
        "country_code": "PL",
        "population_total": 410131,
        "value": 410131,
        "value_display": "410,131 people",
        "unit": "people",
        "geographic_grain": "city",
        "source_locator": null,
        "observation_period": "2011-03-31",
        "derivation": "identity",
        "status": "accepted",
        "metric_id": "population_total",
        "source_quality": "verified",
        "source_ids": [
          "source-50bb3e959db2"
        ],
        "evidence": [
          {
            "source_id": "source-50bb3e959db2",
            "url": "https://api.dane.gov.pl/resources/902,ludno-w-gminach-stan-w-dniu-31-marca-2011-r/file",
            "locator": "population_total; geographic grain: city",
            "retrieved_at": "2026-09-19"
          }
        ],
        "reader_label": "Population",
        "label_owner_metric_id": "population_total",
        "reader_label_role": "primary"
      },
      {
        "row_id": "poland-largest-cities:city:pl:slug:bydgoszcz",
        "label": "Bydgoszcz, Poland",
        "canonical_path": "/cities/pl/bydgoszcz/",
        "country_code": "PL",
        "population_total": 363926,
        "value": 363926,
        "value_display": "363,926 people",
        "unit": "people",
        "geographic_grain": "city",
        "source_locator": null,
        "observation_period": "2011-03-31",
        "derivation": "identity",
        "status": "accepted",
        "metric_id": "population_total",
        "source_quality": "verified",
        "source_ids": [
          "source-50bb3e959db2"
        ],
        "evidence": [
          {
            "source_id": "source-50bb3e959db2",
            "url": "https://api.dane.gov.pl/resources/902,ludno-w-gminach-stan-w-dniu-31-marca-2011-r/file",
            "locator": "population_total; geographic grain: city",
            "retrieved_at": "2026-09-19"
          }
        ],
        "reader_label": "Population",
        "label_owner_metric_id": "population_total",
        "reader_label_role": "primary"
      },
      {
        "row_id": "poland-largest-cities:city:pl:slug:lublin",
        "label": "Lublin, Poland",
        "canonical_path": "/cities/pl/lublin/",
        "country_code": "PL",
        "population_total": 349103,
        "value": 349103,
        "value_display": "349,103 people",
        "unit": "people",
        "geographic_grain": "city",
        "source_locator": null,
        "observation_period": "2011-03-31",
        "derivation": "identity",
        "status": "accepted",
        "metric_id": "population_total",
        "source_quality": "verified",
        "source_ids": [
          "source-50bb3e959db2"
        ],
        "evidence": [
          {
            "source_id": "source-50bb3e959db2",
            "url": "https://api.dane.gov.pl/resources/902,ludno-w-gminach-stan-w-dniu-31-marca-2011-r/file",
            "locator": "population_total; geographic grain: city",
            "retrieved_at": "2026-09-19"
          }
        ],
        "reader_label": "Population",
        "label_owner_metric_id": "population_total",
        "reader_label_role": "primary"
      },
      {
        "row_id": "poland-largest-cities:city:pl:slug:katowice",
        "label": "Katowice, Poland",
        "canonical_path": "/cities/pl/katowice/",
        "country_code": "PL",
        "population_total": 310764,
        "value": 310764,
        "value_display": "310,764 people",
        "unit": "people",
        "geographic_grain": "city",
        "source_locator": null,
        "observation_period": "2011-03-31",
        "derivation": "identity",
        "status": "accepted",
        "metric_id": "population_total",
        "source_quality": "verified",
        "source_ids": [
          "source-50bb3e959db2"
        ],
        "evidence": [
          {
            "source_id": "source-50bb3e959db2",
            "url": "https://api.dane.gov.pl/resources/902,ludno-w-gminach-stan-w-dniu-31-marca-2011-r/file",
            "locator": "population_total; geographic grain: city",
            "retrieved_at": "2026-09-19"
          }
        ],
        "reader_label": "Population",
        "label_owner_metric_id": "population_total",
        "reader_label_role": "primary"
      },
      {
        "row_id": "poland-largest-cities:city:pl:slug:bialystok",
        "label": "Białystok, Poland",
        "canonical_path": "/cities/pl/bialystok/",
        "country_code": "PL",
        "population_total": 294001,
        "value": 294001,
        "value_display": "294,001 people",
        "unit": "people",
        "geographic_grain": "city",
        "source_locator": null,
        "observation_period": "2011-03-31",
        "derivation": "identity",
        "status": "accepted",
        "metric_id": "population_total",
        "source_quality": "verified",
        "source_ids": [
          "source-50bb3e959db2"
        ],
        "evidence": [
          {
            "source_id": "source-50bb3e959db2",
            "url": "https://api.dane.gov.pl/resources/902,ludno-w-gminach-stan-w-dniu-31-marca-2011-r/file",
            "locator": "population_total; geographic grain: city",
            "retrieved_at": "2026-09-19"
          }
        ],
        "reader_label": "Population",
        "label_owner_metric_id": "population_total",
        "reader_label_role": "primary"
      },
      {
        "row_id": "poland-largest-cities:city:pl:slug:gdynia",
        "label": "Gdynia, Poland",
        "canonical_path": "/cities/pl/gdynia/",
        "country_code": "PL",
        "population_total": 249139,
        "value": 249139,
        "value_display": "249,139 people",
        "unit": "people",
        "geographic_grain": "city",
        "source_locator": null,
        "observation_period": "2011-03-31",
        "derivation": "identity",
        "status": "accepted",
        "metric_id": "population_total",
        "source_quality": "verified",
        "source_ids": [
          "source-50bb3e959db2"
        ],
        "evidence": [
          {
            "source_id": "source-50bb3e959db2",
            "url": "https://api.dane.gov.pl/resources/902,ludno-w-gminach-stan-w-dniu-31-marca-2011-r/file",
            "locator": "population_total; geographic grain: city",
            "retrieved_at": "2026-09-19"
          }
        ],
        "reader_label": "Population",
        "label_owner_metric_id": "population_total",
        "reader_label_role": "primary"
      },
      {
        "row_id": "poland-largest-cities:city:pl:slug:czestochowa",
        "label": "Częstochowa, Poland",
        "canonical_path": "/cities/pl/czestochowa/",
        "country_code": "PL",
        "population_total": 236796,
        "value": 236796,
        "value_display": "236,796 people",
        "unit": "people",
        "geographic_grain": "city",
        "source_locator": null,
        "observation_period": "2011-03-31",
        "derivation": "identity",
        "status": "accepted",
        "metric_id": "population_total",
        "source_quality": "verified",
        "source_ids": [
          "source-50bb3e959db2"
        ],
        "evidence": [
          {
            "source_id": "source-50bb3e959db2",
            "url": "https://api.dane.gov.pl/resources/902,ludno-w-gminach-stan-w-dniu-31-marca-2011-r/file",
            "locator": "population_total; geographic grain: city",
            "retrieved_at": "2026-09-19"
          }
        ],
        "reader_label": "Population",
        "label_owner_metric_id": "population_total",
        "reader_label_role": "primary"
      },
      {
        "row_id": "poland-largest-cities:city:pl:slug:radom",
        "label": "Radom, Poland",
        "canonical_path": "/cities/pl/radom/",
        "country_code": "PL",
        "population_total": 221287,
        "value": 221287,
        "value_display": "221,287 people",
        "unit": "people",
        "geographic_grain": "city",
        "source_locator": null,
        "observation_period": "2011-03-31",
        "derivation": "identity",
        "status": "accepted",
        "metric_id": "population_total",
        "source_quality": "verified",
        "source_ids": [
          "source-50bb3e959db2"
        ],
        "evidence": [
          {
            "source_id": "source-50bb3e959db2",
            "url": "https://api.dane.gov.pl/resources/902,ludno-w-gminach-stan-w-dniu-31-marca-2011-r/file",
            "locator": "population_total; geographic grain: city",
            "retrieved_at": "2026-09-19"
          }
        ],
        "reader_label": "Population",
        "label_owner_metric_id": "population_total",
        "reader_label_role": "primary"
      },
      {
        "row_id": "poland-largest-cities:city:pl:slug:sosnowiec",
        "label": "Sosnowiec, Poland",
        "canonical_path": "/cities/pl/sosnowiec/",
        "country_code": "PL",
        "population_total": 216420,
        "value": 216420,
        "value_display": "216,420 people",
        "unit": "people",
        "geographic_grain": "city",
        "source_locator": null,
        "observation_period": "2011-03-31",
        "derivation": "identity",
        "status": "accepted",
        "metric_id": "population_total",
        "source_quality": "verified",
        "source_ids": [
          "source-50bb3e959db2"
        ],
        "evidence": [
          {
            "source_id": "source-50bb3e959db2",
            "url": "https://api.dane.gov.pl/resources/902,ludno-w-gminach-stan-w-dniu-31-marca-2011-r/file",
            "locator": "population_total; geographic grain: city",
            "retrieved_at": "2026-09-19"
          }
        ],
        "reader_label": "Population",
        "label_owner_metric_id": "population_total",
        "reader_label_role": "primary"
      },
      {
        "row_id": "poland-largest-cities:city:pl:slug:torun",
        "label": "Toruń, Poland",
        "canonical_path": "/cities/pl/torun/",
        "country_code": "PL",
        "population_total": 204954,
        "value": 204954,
        "value_display": "204,954 people",
        "unit": "people",
        "geographic_grain": "city",
        "source_locator": null,
        "observation_period": "2011-03-31",
        "derivation": "identity",
        "status": "accepted",
        "metric_id": "population_total",
        "source_quality": "verified",
        "source_ids": [
          "source-50bb3e959db2"
        ],
        "evidence": [
          {
            "source_id": "source-50bb3e959db2",
            "url": "https://api.dane.gov.pl/resources/902,ludno-w-gminach-stan-w-dniu-31-marca-2011-r/file",
            "locator": "population_total; geographic grain: city",
            "retrieved_at": "2026-09-19"
          }
        ],
        "reader_label": "Population",
        "label_owner_metric_id": "population_total",
        "reader_label_role": "primary"
      },
      {
        "row_id": "poland-largest-cities:city:pl:slug:kielce",
        "label": "Kielce, Poland",
        "canonical_path": "/cities/pl/kielce/",
        "country_code": "PL",
        "population_total": 202196,
        "value": 202196,
        "value_display": "202,196 people",
        "unit": "people",
        "geographic_grain": "city",
        "source_locator": null,
        "observation_period": "2011-03-31",
        "derivation": "identity",
        "status": "accepted",
        "metric_id": "population_total",
        "source_quality": "verified",
        "source_ids": [
          "source-50bb3e959db2"
        ],
        "evidence": [
          {
            "source_id": "source-50bb3e959db2",
            "url": "https://api.dane.gov.pl/resources/902,ludno-w-gminach-stan-w-dniu-31-marca-2011-r/file",
            "locator": "population_total; geographic grain: city",
            "retrieved_at": "2026-09-19"
          }
        ],
        "reader_label": "Population",
        "label_owner_metric_id": "population_total",
        "reader_label_role": "primary"
      },
      {
        "row_id": "poland-largest-cities:city:pl:slug:gliwice",
        "label": "Gliwice, Poland",
        "canonical_path": "/cities/pl/gliwice/",
        "country_code": "PL",
        "population_total": 187474,
        "value": 187474,
        "value_display": "187,474 people",
        "unit": "people",
        "geographic_grain": "city",
        "source_locator": null,
        "observation_period": "2011-03-31",
        "derivation": "identity",
        "status": "accepted",
        "metric_id": "population_total",
        "source_quality": "verified",
        "source_ids": [
          "source-50bb3e959db2"
        ],
        "evidence": [
          {
            "source_id": "source-50bb3e959db2",
            "url": "https://api.dane.gov.pl/resources/902,ludno-w-gminach-stan-w-dniu-31-marca-2011-r/file",
            "locator": "population_total; geographic grain: city",
            "retrieved_at": "2026-09-19"
          }
        ],
        "reader_label": "Population",
        "label_owner_metric_id": "population_total",
        "reader_label_role": "primary"
      },
      {
        "row_id": "poland-largest-cities:city:pl:slug:zabrze",
        "label": "Zabrze, Poland",
        "canonical_path": "/cities/pl/zabrze/",
        "country_code": "PL",
        "population_total": 181128,
        "value": 181128,
        "value_display": "181,128 people",
        "unit": "people",
        "geographic_grain": "city",
        "source_locator": null,
        "observation_period": "2011-03-31",
        "derivation": "identity",
        "status": "accepted",
        "metric_id": "population_total",
        "source_quality": "verified",
        "source_ids": [
          "source-50bb3e959db2"
        ],
        "evidence": [
          {
            "source_id": "source-50bb3e959db2",
            "url": "https://api.dane.gov.pl/resources/902,ludno-w-gminach-stan-w-dniu-31-marca-2011-r/file",
            "locator": "population_total; geographic grain: city",
            "retrieved_at": "2026-09-19"
          }
        ],
        "reader_label": "Population",
        "label_owner_metric_id": "population_total",
        "reader_label_role": "primary"
      },
      {
        "row_id": "poland-largest-cities:city:pl:slug:rzeszow",
        "label": "Rzeszów, Poland",
        "canonical_path": "/cities/pl/rzeszow/",
        "country_code": "PL",
        "population_total": 179386,
        "value": 179386,
        "value_display": "179,386 people",
        "unit": "people",
        "geographic_grain": "city",
        "source_locator": null,
        "observation_period": "2011-03-31",
        "derivation": "identity",
        "status": "accepted",
        "metric_id": "population_total",
        "source_quality": "verified",
        "source_ids": [
          "source-50bb3e959db2"
        ],
        "evidence": [
          {
            "source_id": "source-50bb3e959db2",
            "url": "https://api.dane.gov.pl/resources/902,ludno-w-gminach-stan-w-dniu-31-marca-2011-r/file",
            "locator": "population_total; geographic grain: city",
            "retrieved_at": "2026-09-19"
          }
        ],
        "reader_label": "Population",
        "label_owner_metric_id": "population_total",
        "reader_label_role": "primary"
      },
      {
        "row_id": "poland-largest-cities:city:pl:slug:bytom",
        "label": "Bytom, Poland",
        "canonical_path": "/cities/pl/bytom/",
        "country_code": "PL",
        "population_total": 176902,
        "value": 176902,
        "value_display": "176,902 people",
        "unit": "people",
        "geographic_grain": "city",
        "source_locator": null,
        "observation_period": "2011-03-31",
        "derivation": "identity",
        "status": "accepted",
        "metric_id": "population_total",
        "source_quality": "verified",
        "source_ids": [
          "source-50bb3e959db2"
        ],
        "evidence": [
          {
            "source_id": "source-50bb3e959db2",
            "url": "https://api.dane.gov.pl/resources/902,ludno-w-gminach-stan-w-dniu-31-marca-2011-r/file",
            "locator": "population_total; geographic grain: city",
            "retrieved_at": "2026-09-19"
          }
        ],
        "reader_label": "Population",
        "label_owner_metric_id": "population_total",
        "reader_label_role": "primary"
      },
      {
        "row_id": "poland-largest-cities:city:pl:slug:bielsko-biala",
        "label": "Bielsko-Biała, Poland",
        "canonical_path": "/cities/pl/bielsko-biala/",
        "country_code": "PL",
        "population_total": 171260,
        "value": 171260,
        "value_display": "171,260 people",
        "unit": "people",
        "geographic_grain": "city",
        "source_locator": null,
        "observation_period": "2021-03-31",
        "derivation": "identity",
        "status": "accepted",
        "metric_id": "population_total",
        "source_quality": "verified",
        "source_ids": [
          "source-8b0687042931"
        ],
        "evidence": [
          {
            "source_id": "source-8b0687042931",
            "url": "https://bdl.stat.gov.pl/api/v1/data/by-unit/2461011?var-id=1653365&year=2021",
            "locator": "population_total; geographic grain: city",
            "retrieved_at": "2026-09-19"
          }
        ],
        "reader_label": "Population",
        "label_owner_metric_id": "population_total",
        "reader_label_role": "primary"
      },
      {
        "row_id": "poland-largest-cities:city:pl:slug:ruda-slaska",
        "label": "Ruda Śląska, Poland",
        "canonical_path": "/cities/pl/ruda-slaska/",
        "country_code": "PL",
        "population_total": 142510,
        "value": 142510,
        "value_display": "142,510 people",
        "unit": "people",
        "geographic_grain": "city",
        "source_locator": null,
        "observation_period": "2011-03-31",
        "derivation": "identity",
        "status": "accepted",
        "metric_id": "population_total",
        "source_quality": "verified",
        "source_ids": [
          "source-50bb3e959db2"
        ],
        "evidence": [
          {
            "source_id": "source-50bb3e959db2",
            "url": "https://api.dane.gov.pl/resources/902,ludno-w-gminach-stan-w-dniu-31-marca-2011-r/file",
            "locator": "population_total; geographic grain: city",
            "retrieved_at": "2026-09-19"
          }
        ],
        "reader_label": "Population",
        "label_owner_metric_id": "population_total",
        "reader_label_role": "primary"
      },
      {
        "row_id": "poland-largest-cities:city:pl:slug:rybnik",
        "label": "Rybnik, Poland",
        "canonical_path": "/cities/pl/rybnik/",
        "country_code": "PL",
        "population_total": 140924,
        "value": 140924,
        "value_display": "140,924 people",
        "unit": "people",
        "geographic_grain": "city",
        "source_locator": null,
        "observation_period": "2011-03-31",
        "derivation": "identity",
        "status": "accepted",
        "metric_id": "population_total",
        "source_quality": "verified",
        "source_ids": [
          "source-50bb3e959db2"
        ],
        "evidence": [
          {
            "source_id": "source-50bb3e959db2",
            "url": "https://api.dane.gov.pl/resources/902,ludno-w-gminach-stan-w-dniu-31-marca-2011-r/file",
            "locator": "population_total; geographic grain: city",
            "retrieved_at": "2026-09-19"
          }
        ],
        "reader_label": "Population",
        "label_owner_metric_id": "population_total",
        "reader_label_role": "primary"
      },
      {
        "row_id": "poland-largest-cities:city:pl:slug:tychy",
        "label": "Tychy, Poland",
        "canonical_path": "/cities/pl/tychy/",
        "country_code": "PL",
        "population_total": 129378,
        "value": 129378,
        "value_display": "129,378 people",
        "unit": "people",
        "geographic_grain": "city",
        "source_locator": null,
        "observation_period": "2011-03-31",
        "derivation": "identity",
        "status": "accepted",
        "metric_id": "population_total",
        "source_quality": "verified",
        "source_ids": [
          "source-50bb3e959db2"
        ],
        "evidence": [
          {
            "source_id": "source-50bb3e959db2",
            "url": "https://api.dane.gov.pl/resources/902,ludno-w-gminach-stan-w-dniu-31-marca-2011-r/file",
            "locator": "population_total; geographic grain: city",
            "retrieved_at": "2026-09-19"
          }
        ],
        "reader_label": "Population",
        "label_owner_metric_id": "population_total",
        "reader_label_role": "primary"
      },
      {
        "row_id": "poland-largest-cities:city:pl:slug:elblag",
        "label": "Elbląg, Poland",
        "canonical_path": "/cities/pl/elblag/",
        "country_code": "PL",
        "population_total": 124668,
        "value": 124668,
        "value_display": "124,668 people",
        "unit": "people",
        "geographic_grain": "city",
        "source_locator": null,
        "observation_period": "2011-03-31",
        "derivation": "identity",
        "status": "accepted",
        "metric_id": "population_total",
        "source_quality": "verified",
        "source_ids": [
          "source-50bb3e959db2"
        ],
        "evidence": [
          {
            "source_id": "source-50bb3e959db2",
            "url": "https://api.dane.gov.pl/resources/902,ludno-w-gminach-stan-w-dniu-31-marca-2011-r/file",
            "locator": "population_total; geographic grain: city",
            "retrieved_at": "2026-09-19"
          }
        ],
        "reader_label": "Population",
        "label_owner_metric_id": "population_total",
        "reader_label_role": "primary"
      },
      {
        "row_id": "poland-largest-cities:city:pl:slug:plock",
        "label": "Płock, Poland",
        "canonical_path": "/cities/pl/plock/",
        "country_code": "PL",
        "population_total": 124553,
        "value": 124553,
        "value_display": "124,553 people",
        "unit": "people",
        "geographic_grain": "city",
        "source_locator": null,
        "observation_period": "2011-03-31",
        "derivation": "identity",
        "status": "accepted",
        "metric_id": "population_total",
        "source_quality": "verified",
        "source_ids": [
          "source-50bb3e959db2"
        ],
        "evidence": [
          {
            "source_id": "source-50bb3e959db2",
            "url": "https://api.dane.gov.pl/resources/902,ludno-w-gminach-stan-w-dniu-31-marca-2011-r/file",
            "locator": "population_total; geographic grain: city",
            "retrieved_at": "2026-09-19"
          }
        ],
        "reader_label": "Population",
        "label_owner_metric_id": "population_total",
        "reader_label_role": "primary"
      },
      {
        "row_id": "poland-largest-cities:city:pl:slug:gorzow-wielkopolski",
        "label": "Gorzów Wielkopolski, Poland",
        "canonical_path": "/cities/pl/gorzow-wielkopolski/",
        "country_code": "PL",
        "population_total": 124534,
        "value": 124534,
        "value_display": "124,534 people",
        "unit": "people",
        "geographic_grain": "city",
        "source_locator": null,
        "observation_period": "2011-03-31",
        "derivation": "identity",
        "status": "accepted",
        "metric_id": "population_total",
        "source_quality": "verified",
        "source_ids": [
          "source-50bb3e959db2"
        ],
        "evidence": [
          {
            "source_id": "source-50bb3e959db2",
            "url": "https://api.dane.gov.pl/resources/902,ludno-w-gminach-stan-w-dniu-31-marca-2011-r/file",
            "locator": "population_total; geographic grain: city",
            "retrieved_at": "2026-09-19"
          }
        ],
        "reader_label": "Population",
        "label_owner_metric_id": "population_total",
        "reader_label_role": "primary"
      },
      {
        "row_id": "poland-largest-cities:city:pl:slug:opole",
        "label": "Opole, Poland",
        "canonical_path": "/cities/pl/opole/",
        "country_code": "PL",
        "population_total": 122625,
        "value": 122625,
        "value_display": "122,625 people",
        "unit": "people",
        "geographic_grain": "city",
        "source_locator": null,
        "observation_period": "2011-03-31",
        "derivation": "identity",
        "status": "accepted",
        "metric_id": "population_total",
        "source_quality": "verified",
        "source_ids": [
          "source-50bb3e959db2"
        ],
        "evidence": [
          {
            "source_id": "source-50bb3e959db2",
            "url": "https://api.dane.gov.pl/resources/902,ludno-w-gminach-stan-w-dniu-31-marca-2011-r/file",
            "locator": "population_total; geographic grain: city",
            "retrieved_at": "2026-09-19"
          }
        ],
        "reader_label": "Population",
        "label_owner_metric_id": "population_total",
        "reader_label_role": "primary"
      },
      {
        "row_id": "poland-largest-cities:city:pl:slug:zielona-gora",
        "label": "Zielona Góra, Poland",
        "canonical_path": "/cities/pl/zielona-gora/",
        "country_code": "PL",
        "population_total": 118982,
        "value": 118982,
        "value_display": "118,982 people",
        "unit": "people",
        "geographic_grain": "city",
        "source_locator": null,
        "observation_period": "2011-03-31",
        "derivation": "identity",
        "status": "accepted",
        "metric_id": "population_total",
        "source_quality": "verified",
        "source_ids": [
          "source-50bb3e959db2"
        ],
        "evidence": [
          {
            "source_id": "source-50bb3e959db2",
            "url": "https://api.dane.gov.pl/resources/902,ludno-w-gminach-stan-w-dniu-31-marca-2011-r/file",
            "locator": "population_total; geographic grain: city",
            "retrieved_at": "2026-09-19"
          }
        ],
        "reader_label": "Population",
        "label_owner_metric_id": "population_total",
        "reader_label_role": "primary"
      },
      {
        "row_id": "poland-largest-cities:city:pl:slug:wloclawek",
        "label": "Włocławek, Poland",
        "canonical_path": "/cities/pl/wloclawek/",
        "country_code": "PL",
        "population_total": 116783,
        "value": 116783,
        "value_display": "116,783 people",
        "unit": "people",
        "geographic_grain": "city",
        "source_locator": null,
        "observation_period": "2011-03-31",
        "derivation": "identity",
        "status": "accepted",
        "metric_id": "population_total",
        "source_quality": "verified",
        "source_ids": [
          "source-50bb3e959db2"
        ],
        "evidence": [
          {
            "source_id": "source-50bb3e959db2",
            "url": "https://api.dane.gov.pl/resources/902,ludno-w-gminach-stan-w-dniu-31-marca-2011-r/file",
            "locator": "population_total; geographic grain: city",
            "retrieved_at": "2026-09-19"
          }
        ],
        "reader_label": "Population",
        "label_owner_metric_id": "population_total",
        "reader_label_role": "primary"
      }
    ],
    "claims": [],
    "source_ledger": [
      {
        "source_id": "source-3bc0915bf271",
        "url": "https://bdl.stat.gov.pl/api/v1/data/by-unit/071412865011?var-id=72305&year=2021",
        "title": "Population by territorial unit, 2021",
        "publisher": "Statistics Poland",
        "source_quality": "verified",
        "last_checked": "2026-07-29"
      },
      {
        "source_id": "source-6eeaeb3afa6a",
        "url": "https://bdl.stat.gov.pl/api/v1/data/by-unit/011212161011?var-id=72305&year=2025",
        "title": "PL official material for population_total",
        "publisher": "Statistics Poland (GUS) and European Environment Agency",
        "source_quality": "verified",
        "last_checked": "2026-07-18"
      },
      {
        "source_id": "source-f376c624e42b",
        "url": "https://bdl.stat.gov.pl/api/v1/data/by-unit/030210564011?var-id=72305&year=2025",
        "title": "PL official material for population_total",
        "publisher": "Statistics Poland (GUS) and European Environment Agency",
        "source_quality": "verified",
        "last_checked": "2026-07-18"
      },
      {
        "source_id": "source-b1e9125a045e",
        "url": "https://bdl.stat.gov.pl/api/v1/data/by-unit/023016264011?var-id=72305&year=2025",
        "title": "PL official material for population_total",
        "publisher": "Statistics Poland (GUS) and European Environment Agency",
        "source_quality": "verified",
        "last_checked": "2026-07-18"
      },
      {
        "source_id": "source-f10331fe7d4a",
        "url": "https://bdl.stat.gov.pl/api/v1/data/by-unit/042214361011?var-id=72305&year=2025",
        "title": "PL official material for population_total",
        "publisher": "Statistics Poland (GUS) and European Environment Agency",
        "source_quality": "verified",
        "last_checked": "2026-07-18"
      },
      {
        "source_id": "source-50bb3e959db2",
        "url": "https://api.dane.gov.pl/resources/902,ludno-w-gminach-stan-w-dniu-31-marca-2011-r/file",
        "title": "Ludność w gminach. Stan w dniu 31 marca 2011 r. (NSP 2011 — National Census 2011, population of gminas at 31 March 2011)",
        "publisher": "Główny Urząd Statystyczny (Statistics Poland, GUS)",
        "source_quality": "verified",
        "last_checked": "2026-09-19"
      },
      {
        "source_id": "source-8b0687042931",
        "url": "https://bdl.stat.gov.pl/api/v1/data/by-unit/2461011?var-id=1653365&year=2021",
        "title": "GUS Bank Danych Lokalnych — Ludność, stan w dniu 31 III 2021, NSP 2021 (ogółem)",
        "publisher": "Główny Urząd Statystyczny (Statistics Poland), NSP 2021 via BDL API",
        "source_quality": "verified",
        "last_checked": "2026-09-19"
      }
    ],
    "meaning_audit": [
      "Compare the displayed value, unit, source date and geographic grain together.",
      "A city label does not change a regional observation into a city measurement."
    ],
    "blockers": [],
    "counts": {
      "rows_total": 30,
      "rows_accepted": 30,
      "rows_blocked": 0,
      "accepted_items": 30,
      "blocked_items": 0
    },
    "category": "demographics",
    "verified_at": "2026-09-19",
    "row_count": 30,
    "country_codes": [
      "PL"
    ]
  }
}
