Bielsko-Biała
In March 2021, the foreign population was 487. The population of Bielsko-Biała, in Poland, was 164,318 at the end of 2024. The unemployment rate was 2.5% at the end of 2025.
Lower unemployment than 88% of Polish cities that publish it and dirtier air than 76% of Polish cities that publish it.
Who Bielsko-Biała may suit
Relative profile scores use comparable published values. They are a decision aid, not a personal recommendation.
Population and city profile
The city covered 124 km² in 2024. Population density was 1,325 people per km² in 2024.
Derived from the published population and foreign-resident counts.
| Metric | Value | Verified | Source |
|---|---|---|---|
| City area | 124 km2 | 2026-07-152024 | Official sourceGUS BDL / GUGiK area variable 2018 Source-backed value |
| Foreign residents | 487 people | 2026-07-152021 | Official sourceGUS BDL / NSP 2021 non-Polish citizenship variable 1653367 Source-backed value |
| Population density | 1,325 people/km² | 2026-07-152024 | Official sourceReproducible gmina density for Bielsko-Biała: population_total_2024 / official area_2024, rounded to the metric contract precision 0. Source-backed value |
| Population | 164,318 people | 2026-07-142024 | Official sourcesource-2b7a79942f2d Source-backed value · gmina |
Work and income
Published unemployment rates for cities in the same country.
| Metric | Value | Verified | Source |
|---|---|---|---|
| Unemployment rate | 2.5 %country median 4.2% — 40% below | 2026-07-27Aging | Official sourceLocal Data Bank — Share of registered unemployed persons in the working-age population by sex, total, 2025 Source-backed value |
Climate and air quality
Monthly mean temperatures were −0.9°C in January and 18.7°C in July. Monthly precipitation was 45.2 mm in January and 143.2 mm in July. Annual PM2.5 was 18 µg/m³ at the end of 2024.
Published monthly climate normals for this city.
Published monthly climate normals for this city.
City values from the published air-quality observations. WHO 2021 guidelines and EU limit values are published constants.
Published annual means from the same national measurement network.
| Metric | Value | Verified | Source |
|---|---|---|---|
| NO₂ — annual mean | 15 µg/m³ | 2026-08-012024 | Official sourceEEA air quality statistics — PL NO2 annual mean 2024 (station Bielsko-Biała, ul. Kossak-Szczuckiej) Source-backed value · nearest-station reading |
| PM10 — annual mean | 19 µg/m³ | 2026-08-012024 | Official sourceEEA air quality statistics — PL PM10 annual mean 2024 (station Bielsko-Biała, ul. Kossak-Szczuckiej) Source-backed value · nearest-station reading |
| PM2.5 — annual mean | 18 µg/m³country median 15.5 — 16% above | 2026-07-292024 | Official sourceEEA Air Quality Annual Statistics — Poland 2024 PM2.5 city station means Source-backed value |
| Average daytime high by month | Jan 2.2 · Feb 3.5 · Mar 7.6 · Apr 14.1 · May 18.6 · Jun 21.9 · Jul 24 · Aug 23.9 · Sep 18.6 · Oct 13.5 · Nov 8.2 · Dec 3.3 °C | 2026-07-272020 | Official sourceIMGW-PIB climate normal — mean monthly maximum air temperature, BIELSKO BIAŁA, 1991-2020 Source-backed value |
| Average night-time low by month | Jan -3.9 · Feb -3 · Mar -0.2 · Apr 4.1 · May 8.4 · Jun 12 · Jul 13.7 · Aug 13.5 · Sep 9.6 · Oct 5.7 · Nov 1.6 · Dec -2.6 °C | 2026-07-272020 | Official sourceIMGW-PIB climate normal — mean monthly minimum air temperature, BIELSKO BIAŁA, 1991-2020 Source-backed value |
| Average temperature by month | Jan -0.9 · Feb 0.2 · Mar 3.5 · Apr 9 · May 13.4 · Jun 16.8 · Jul 18.7 · Aug 18.5 · Sep 13.8 · Oct 9.3 · Nov 4.8 · Dec 0.3 °C | 2026-07-272020 | Official sourceIMGW-PIB climate normal — mean monthly air temperature, BIELSKO BIAŁA, 1991-2020 Source-backed value |
| Average precipitation by month | Jan 45.2 · Feb 46.6 · Mar 58.6 · Apr 67.8 · May 128.7 · Jun 131.6 · Jul 143.2 · Aug 92 · Sep 110.2 · Oct 72.7 · Nov 56.8 · Dec 45.2 mm | 2026-07-272020 | Official sourceIMGW-PIB climate normal — monthly total precipitation, BIELSKO BIAŁA, 1991-2020 Source-backed value |
Worked out from these numbers
Arithmetic on the published values above. Each one names what it assumed.
How international is the population?
0.3% of residents hold a foreign nationality — 487 people of 164,318 people. This counts nationality, not place of birth, so long-settled residents who naturalised are not in it.
Common questions
Answered from the published values on this page, each with its source and date.
What is the unemployment rate in Bielsko-Biała?
The unemployment rate is 2.5 %. Source: Local Data Bank — Share of registered unemployed persons in the working-age population by sex, total, 2025, checked 2026-07-27.
Is the air quality good in Bielsko-Biała?
The annual PM2.5 mean is 18 µg/m³. The WHO 2021 guideline is 5 µg/m³ and the EU limit value is 25 µg/m³, so this reading is above the WHO guideline but within the EU limit. Source: EEA Air Quality Annual Statistics — Poland 2024 PM2.5 city station means, checked 2026-07-29.
How many people live in Bielsko-Biała?
The published population is 164,318 people. Source: source-2b7a79942f2d, checked 2026-07-14.
How many foreign residents live in Bielsko-Biała?
487 people residents hold a foreign nationality. Source: GUS BDL / NSP 2021 non-Polish citizenship variable 1653367, checked 2026-07-15.
Cities of a similar size in Poland
Closest published populations, for a like-for-like comparison.
Sources
Spotted a number that looks wrong? Every value here carries its source and date — tell us what you found and we will re-check it against the source.