---
entity_id: city:pl:slug:ketrzyn
entity_type: city
name: "Kętrzyn"
country_code: PL
country: Poland
slug: ketrzyn
canonical_url: https://immigrationdb.com/cities/pl/ketrzyn/
json_url: https://immigrationdb.com/data/cities/pl/ketrzyn.json
markdown_url: https://immigrationdb.com/data/cities/pl/ketrzyn.md
mcp_uri: immigrationdb://city/pl/ketrzyn
snapshot_id: approved-static-bb6d69cd3c074ae2
generated_at: 2026-08-04
last_verified: 2026-07-27
fact_count: 10
metric_dictionary_url: https://immigrationdb.com/data/metrics.json
license_url: https://immigrationdb.com/about/copyright/
---

# Kętrzyn

The foreign population count was 15 in March 2021. Kętrzyn, a city in Poland, had a population of 24,795 at the end of 2024. For Kętrzyn, monthly mean temperatures were −2.2°C in January and 18.4°C in July. The city covered 10 km² in 2024. Population density was 2,480 people per km² in 2024.

## Climate

Monthly precipitation was 32.6 mm in January and 80.9 mm in July.

## Work

The unemployment rate was 7% at the end of 2025.

## Facts

| Metric | metric_id | Value | Scope | Observed | Verified | Freshness | Lane | Source |
| --- | --- | --- | --- | --- | --- | --- | --- | --- |
| Foreign residents | `foreign_population_total` | 15 people | city | 2021-03-31 | 2026-07-15 | stale | verified | [1] |
| Population | `population_total` | 24,795 people | gmina | 2024-12-31 | 2026-07-14 | stale | verified | [2] |
| Unemployment rate | `unemployment_total_percent` | 7 % | city | 2025-12-31 | 2026-07-27 | aging | verified | [3] |
| Average daytime high by month | `climate_monthly_high_c` | Jan 0.1 · Feb 1.4 · Mar 5.9 · Apr 13.4 · May 18.7 · Jun 21.6 · Jul 24 · Aug 23.6 · Sep 18.3 · Oct 11.9 · Nov 5.6 · Dec 1.6 °C | city | 2020-12-31 | 2026-07-27 | stale | verified | [4] |
| Average night-time low by month | `climate_monthly_low_c` | Jan -4.6 · Feb -4 · Mar -1.4 · Apr 3.1 · May 7.5 · Jun 10.9 · Jul 13.3 · Aug 13 · Sep 9.3 · Oct 4.9 · Nov 1.2 · Dec -2.7 °C | city | 2020-12-31 | 2026-07-27 | stale | verified | [5] |
| Average temperature by month | `climate_monthly_mean_c` | Jan -2.2 · Feb -1.4 · Mar 2 · Apr 8 · May 13 · Jun 16.1 · Jul 18.4 · Aug 18 · Sep 13.4 · Oct 8.1 · Nov 3.3 · Dec -0.5 °C | city | 2020-12-31 | 2026-07-27 | stale | verified | [6] |
| Average precipitation by month | `climate_monthly_precip_mm` | Jan 32.6 · Feb 27.6 · Mar 35.3 · Apr 36 · May 58.4 · Jun 74.7 · Jul 80.9 · Aug 73.9 · Sep 55.6 · Oct 54.7 · Nov 44.4 · Dec 36.5 mm | city | 2020-12-31 | 2026-07-27 | stale | verified | [7] |
| Average sunshine by month | `climate_monthly_sunshine_h` | Jan 44.8 · Feb 64.1 · Mar 124.6 · Apr 192.3 · May 251.4 · Jun 247.3 · Jul 254.1 · Aug 234.3 · Sep 160.6 · Oct 105.3 · Nov 42.2 · Dec 33.6 hours | city | 2020-12-31 | 2026-07-27 | stale | verified | [8] |
| City area | `city_area_km2` | 10 km2 | city | 2024-12-31 | 2026-07-15 | stale | verified | [9] |
| Population density | `population_density_per_km2` | 2,480 people/km² | city | 2024-12-31 | 2026-07-15 | stale | verified | [10] |

Every row keeps the value, unit, geographic scope, observation date, verification date and the numbered source below. A missing metric means the city does not publish it; nothing is imputed.

## Sources

1. GUS BDL / NSP 2021 non-Polish citizenship variable 1653367 — Official source — https://bdl.stat.gov.pl/api/v1/data/by-unit/{teryt_gmina}?var-id=1653367&year=2021
2. source-995a425f022b — Official source — https://bdl.stat.gov.pl/api/v1/data/by-unit/042815608011?var-id=72305&year=2024
3. Local Data Bank — Share of registered unemployed persons in the working-age population by sex, total, 2025 — Official source — https://bdl.stat.gov.pl/api/v1/data/by-variable/79214?lang=en&unit-level=6&year=2025
4. IMGW-PIB climate normal — mean monthly maximum air temperature, KĘTRZYN, 1991-2020 — Official source — https://klimat.imgw.pl/pl/climate-normals/TMAX_AVE
5. IMGW-PIB climate normal — mean monthly minimum air temperature, KĘTRZYN, 1991-2020 — Official source — https://klimat.imgw.pl/pl/climate-normals/TMIN_AVE
6. IMGW-PIB climate normal — mean monthly air temperature, KĘTRZYN, 1991-2020 — Official source — https://klimat.imgw.pl/pl/climate-normals/TSR_AVE
7. IMGW-PIB climate normal — monthly total precipitation, KĘTRZYN, 1991-2020 — Official source — https://klimat.imgw.pl/pl/climate-normals/OPAD_SUMA
8. IMGW-PIB climate normal — mean monthly sunshine duration, KĘTRZYN, 1991-2020 — Official source — https://klimat.imgw.pl/pl/climate-normals/USL
9. GUS BDL / GUGiK area variable 2018 — Official source — https://bdl.stat.gov.pl/api/v1/data/by-unit/{teryt_gmina}?var-id=2018&year=2024
10. Reproducible gmina density for Kętrzyn: population_total_2024 / official area_2024, rounded to the metric contract precision 0. — Official source — https://bdl.stat.gov.pl/api/v1/data/by-unit/042815608011?var-id=2018&var-id=72305&year=2024

## Cite

ImmigrationDB. "Kętrzyn, Poland." Snapshot approved-static-bb6d69cd3c074ae2, last verified 2026-07-27. https://immigrationdb.com/cities/pl/ketrzyn/

Reuse requires the direct source URL, the observation date and a link back to the ImmigrationDB page: https://immigrationdb.com/about/copyright/

## Data

- HTML: https://immigrationdb.com/cities/pl/ketrzyn/
- JSON: https://immigrationdb.com/data/cities/pl/ketrzyn.json
- Markdown: https://immigrationdb.com/data/cities/pl/ketrzyn.md
- MCP resource: immigrationdb://city/pl/ketrzyn
- Metric dictionary: https://immigrationdb.com/data/metrics.json
- All published city facts, one row each: https://immigrationdb.com/data/facts.ndjson.gz
- Release catalog: https://immigrationdb.com/data/catalog.json