# Population aged 15 to 64 in Ostrołęcki

Population aged 15 to 64 in Ostrołęcki was 229,713 in 2025. Source: Eurostat, European Commission.

- Indicator id: `population_15_64`
- Place id: `pl-nuts-pl924`
- Unit: persons
- Definition: Resident population aged 15 to 64 on 1 January (Eurostat).
- Note: The working-age band Eurostat uses for EU comparisons. population_16_64 (INE, Spain) starts at 16, so the two series differ.
- Source: Eurostat, European Commission, Population on 1 January by broad age group, 15 to 64, by NUTS 2 and 3 region (demo_r_pjanaggr3) (https://ec.europa.eu/eurostat/databrowser/view/demo_r_pjanaggr3/default/table)
- Retrieved: 2026-10-09
- License: Eurostat reuse policy (commercial and non-commercial reuse, attribution required)
- Citation: Eurostat. Population on 1 January by broad age group, 15 to 64, by NUTS 2 and 3 region (demo_r_pjanaggr3). https://ec.europa.eu/eurostat/databrowser/view/demo_r_pjanaggr3/default/table. Retrieved 2026-10-09.
- Web page: https://invokely.ai/en/population-15-64/ostro-ecki-pl924
- CSV: https://invokely.ai/download/population-15-64/ostro-ecki-pl924.csv
- API: https://invokely.ai/api/v1/series?indicator=population_15_64&place=pl-nuts-pl924

| Period | persons |
|---|---:|
| 2025 | 229,713 |
| 2024 | 232,215 |
| 2023 | 234,477 (estimated) |
| 2022 | 237,546 (estimated) |
| 2021 | 240,571 (break) |
| 2020 | 255,631 |
| 2019 | 258,534 |
| 2018 | 261,423 |
| 2017 | 263,707 |
| 2016 | 265,813 |
| 2015 | 267,797 |
| 2014 | 269,022 |