{
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  "generated_at": "2026-07-15",
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  "city": {
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    "name": "Muenster",
    "country_code": "DE",
    "public_slug": "muenster",
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    "page_state": "published",
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      "mobility_admin",
      "climate_air",
      "work_income",
      "housing"
    ],
    "useful_fact_count": 13,
    "city_tags": [
      "student_hub"
    ],
    "facts_by_block": {
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        {
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          "block_id": "climate_air",
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          "unit": "ug/m3",
          "geographic_scope": "city",
          "observed_at": null,
          "verified_at": "2026-07-15",
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          "source_id": "uba_air_data_api",
          "source_url": "https://www.umweltbundesamt.de/api/air_data/v2/measures/json",
          "source_title": "Official UBA station observation retained; station lies outside the exact target municipality and is not promoted.",
          "source_authority": "Umweltbundesamt",
          "source_type": "official",
          "source_badge": "Official source",
          "source_quality": "verified"
        },
        {
          "metric_id": "air_quality_pm10_annual_ug_m3",
          "block_id": "climate_air",
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          "unit": "ug/m3",
          "geographic_scope": "city",
          "observed_at": null,
          "verified_at": "2026-07-15",
          "comparison_eligible": true,
          "source_id": "uba_air_data_api",
          "source_url": "https://www.umweltbundesamt.de/api/air_data/v2/measures/json",
          "source_title": "Official UBA station observation retained; station lies outside the exact target municipality and is not promoted.",
          "source_authority": "Umweltbundesamt",
          "source_type": "official",
          "source_badge": "Official source",
          "source_quality": "verified"
        },
        {
          "metric_id": "air_quality_pm25_annual_ug_m3",
          "block_id": "climate_air",
          "value": 9.516788,
          "unit": "ug/m3",
          "geographic_scope": "city",
          "observed_at": null,
          "verified_at": "2026-07-15",
          "comparison_eligible": true,
          "source_id": "uba_air_data_api",
          "source_url": "https://www.umweltbundesamt.de/api/air_data/v2/measures/json",
          "source_title": "Official UBA station observation retained; station lies outside the exact target municipality and is not promoted.",
          "source_authority": "Umweltbundesamt",
          "source_type": "official",
          "source_badge": "Official source",
          "source_quality": "verified"
        }
      ],
      "demographics": [
        {
          "metric_id": "car_density_per_1000",
          "block_id": "demographics",
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          "geographic_scope": "city",
          "observed_at": "2026-01-01",
          "verified_at": "2026-06-05",
          "comparison_eligible": true,
          "source_id": "kba_fz3_2026",
          "source_url": "https://www.kba.de/DE/Statistik/Produktkatalog/produkte/Fahrzeuge/fz3_b_uebersicht.html",
          "source_title": "Kraftfahrt-Bundesamt — FZ 3 vehicle stock by municipality — car_density_per_1000",
          "source_authority": "Kraftfahrt-Bundesamt — FZ 3 vehicle stock by municipality",
          "source_quality": "verified"
        },
        {
          "metric_id": "city_area_km2",
          "block_id": "demographics",
          "value": 303.1071,
          "unit": "km2",
          "geographic_scope": "city",
          "observed_at": "2025-12-31",
          "verified_at": "2026-05-31",
          "comparison_eligible": true,
          "source_id": "stadt_muenster_area",
          "source_url": "https://www.stadt-muenster.de/fileadmin/user_upload/stadt-muenster/61_stadtentwicklung/pdf/karten/Statistische_Gebietsgliederung_Schematische_Darstellungen_Flaechen.pdf",
          "source_title": "Stadt Muenster statistical area PDF",
          "source_authority": "Muenster, Germany",
          "source_quality": "verified"
        },
        {
          "metric_id": "population_total",
          "block_id": "demographics",
          "value": 320019,
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          "geographic_scope": "city",
          "observed_at": "2026-03-31",
          "verified_at": "2026-05-31",
          "comparison_eligible": true,
          "source_id": "stadt_muenster_statistics",
          "source_url": "https://www.stadt-muenster.de/statistik-stadtforschung/zahlen-daten-fakten",
          "source_title": "Stadt Muenster Statistik und Stadtforschung",
          "source_authority": "Muenster, Germany",
          "source_quality": "verified"
        }
      ],
      "housing": [
        {
          "metric_id": "air_quality_no2_current_ug_m3",
          "block_id": "housing",
          "value": 9.916666,
          "unit": "ug/m3",
          "geographic_scope": "city",
          "observed_at": "2026-07-15",
          "verified_at": "2026-07-15",
          "comparison_eligible": true,
          "source_id": "uba_air_data_api",
          "source_url": "https://www.umweltbundesamt.de/api/air_data/v2/measures/json",
          "source_title": "Official UBA station observation retained; station lies outside the exact target municipality and is not promoted.",
          "source_authority": "Umweltbundesamt",
          "source_type": "official",
          "source_badge": "Official source",
          "source_quality": "verified"
        },
        {
          "metric_id": "rent_avg_nettokalt_eur_per_m2_month",
          "block_id": "housing",
          "value": 13.49,
          "unit": "EUR/m2/month",
          "geographic_scope": "city",
          "observed_at": "2026-05-01",
          "verified_at": "2026-06-04",
          "comparison_eligible": false,
          "source_id": "rent_wohnungsboerse_mietspiegel_muenster_https_www_wohnungsboerse_net_mietspiegel_muenster_5389_muenster_rent",
          "source_url": "https://www.wohnungsboerse.net/mietspiegel-Muenster/5389",
          "source_title": "wohnungsboerse Mietspiegel Muenster",
          "source_authority": "wohnungsboerse Mietspiegel Muenster",
          "source_type": "commercial",
          "source_badge": "Commercial source",
          "source_quality": "supplemental"
        }
      ],
      "identity": [
        {
          "metric_id": "population_density_per_km2",
          "block_id": "identity",
          "value": 1016.413875,
          "unit": "people/km2",
          "geographic_scope": "city",
          "observed_at": "2024-12-31",
          "verified_at": "2026-07-15",
          "comparison_eligible": true,
          "source_id": "destatis_gemeindeverzeichnis_2024_derived_density",
          "source_url": "https://www.destatis.de/DE/Themen/Laender-Regionen/Regionales/Gemeindeverzeichnis/Administrativ/Archiv/GVAuszugJ/31122024_Auszug_GV.xlsx?__blob=publicationFile&v=2",
          "source_title": "Official municipality population divided by official municipality area from the same Destatis row.",
          "source_authority": "Destatis",
          "source_type": "official",
          "source_badge": "Official source",
          "source_quality": "verified"
        }
      ],
      "mobility_admin": [
        {
          "metric_id": "nearest_airport_destinations_count",
          "block_id": "mobility_admin",
          "value": 11,
          "unit": "count",
          "geographic_scope": "city",
          "observed_at": "2026-06-13",
          "verified_at": "2026-06-13",
          "comparison_eligible": true,
          "source_id": "openflights_routes_dat",
          "source_url": "https://raw.githubusercontent.com/jpatokal/openflights/master/data/routes.dat",
          "source_title": "OpenFlights — routes.dat — nearest_airport_destinations_count",
          "source_authority": "OpenFlights — routes.dat",
          "source_quality": "verified"
        },
        {
          "metric_id": "nearest_airport_iata",
          "block_id": "mobility_admin",
          "value": "FMO",
          "unit": "code",
          "geographic_scope": "city",
          "observed_at": "2026-06-13",
          "verified_at": "2026-06-13",
          "comparison_eligible": true,
          "source_id": "ourairports_airports_csv",
          "source_url": "https://davidmegginson.github.io/ourairports-data/airports.csv",
          "source_title": "OurAirports — airports.csv — nearest_airport_iata",
          "source_authority": "OurAirports — airports.csv",
          "source_quality": "verified"
        },
        {
          "metric_id": "nearest_airport_km",
          "block_id": "mobility_admin",
          "value": 19.5,
          "unit": "km",
          "geographic_scope": "city",
          "observed_at": "2026-06-13",
          "verified_at": "2026-06-13",
          "comparison_eligible": true,
          "source_id": "ourairports_airports_csv",
          "source_url": "https://davidmegginson.github.io/ourairports-data/airports.csv",
          "source_title": "OurAirports — airports.csv — nearest_airport_iata",
          "source_authority": "OurAirports — airports.csv",
          "source_quality": "verified"
        }
      ],
      "work_income": [
        {
          "metric_id": "broadband_gigabit_availability_percent",
          "block_id": "work_income",
          "value": 90.02,
          "unit": "percent",
          "geographic_scope": "city",
          "observed_at": "2025-12-31",
          "verified_at": "2026-07-15",
          "comparison_eligible": true,
          "source_id": "bundesnetzagentur_breitbandatlas",
          "source_url": "https://gigabitgrundbuch.bund.de/GIGA/DE/Breitbandatlas/start.html",
          "source_title": "Bundesnetzagentur / BMDV — Breitbandatlas",
          "source_authority": "official authority",
          "source_type": "official",
          "source_badge": "Official source",
          "source_quality": "verified"
        }
      ]
    }
  }
}