# Population in Hajdú-Bihar

Population in Hajdú-Bihar was 520,129 in 2025. Source: Eurostat, European Commission.

- Indicator id: `population`
- Place id: `hu-nuts-hu321`
- Unit: persons
- Definition: Resident population. Spain and the EU: 1 January, with Spanish figures from the official municipal register (Padrón). United States: Census Bureau population estimates for 1 July. Other countries and the World: World Bank mid-year estimates, which count all residents regardless of legal status or citizenship.
- Note: For Denmark, Statistics Denmark counts the registered resident population on 1 January. Greenland and the Faroe Islands are excluded. The annual series selects the first-quarter reference date from FOLK1A. The World Bank series exists for every country, so use it (through compare) to rank countries on one basis.
- Source: Eurostat, European Commission, Population on 1 January by NUTS 3 region (demo_r_pjanaggr3) (https://ec.europa.eu/eurostat/databrowser/view/demo_r_pjanaggr3/default/table)
- Retrieved: 2026-10-08
- License: Eurostat reuse policy (commercial and non-commercial reuse, attribution required)
- Citation: Eurostat. Population on 1 January by NUTS 3 region (demo_r_pjanaggr3). https://ec.europa.eu/eurostat/databrowser/view/demo_r_pjanaggr3/default/table. Retrieved 2026-10-08.
- Web page: https://invokely.ai/en/population/hajdu-bihar-hu321
- CSV: https://invokely.ai/download/population/hajdu-bihar-hu321.csv
- API: https://invokely.ai/api/v1/series?indicator=population&place=hu-nuts-hu321

| Period | persons |
|---|---:|
| 2025 | 520,129 |
| 2024 | 520,550 |
| 2023 | 520,656 |
| 2022 | 521,802 |
| 2021 | 523,648 |
| 2020 | 524,151 |
| 2019 | 525,661 |
| 2018 | 528,397 |
| 2017 | 530,531 |
| 2016 | 533,324 |
| 2015 | 535,929 |
| 2014 | 538,607 |
| 2013 | 540,881 |
| 2012 | 543,452 (break) |
| 2011 | 539,674 |
| 2010 | 541,298 |
| 2009 | 542,192 |
| 2008 | 543,802 |
| 2007 | 545,641 |
| 2006 | 547,357 |
| 2005 | 549,372 |
| 2004 | 550,265 |
| 2003 | 551,837 |
| 2002 | 552,478 |
| 2001 | 553,264 |