# Population in Siegen-Wittgenstein

Population in Siegen-Wittgenstein was 274,074 in 2025. Source: Eurostat, European Commission.

- Indicator id: `population`
- Place id: `de-nuts-dea5a`
- 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/siegen-wittgenstein-dea5a
- CSV: https://invokely.ai/download/population/siegen-wittgenstein-dea5a.csv
- API: https://invokely.ai/api/v1/series?indicator=population&place=de-nuts-dea5a

| Period | persons |
|---|---:|
| 2025 | 274,074 |
| 2024 | 274,379 |
| 2023 | 274,634 (break) |
| 2022 | 274,342 |
| 2021 | 275,491 |
| 2020 | 276,944 |
| 2019 | 278,210 |
| 2018 | 277,977 |
| 2017 | 277,933 |
| 2016 | 280,800 |
| 2015 | 275,909 |
| 2014 | 274,904 |
| 2012 | 276,227 |
| 2011 | 277,281 (break) |
| 2010 | 284,405 |
| 2009 | 286,299 |
| 2008 | 288,441 |
| 2007 | 289,826 |
| 2006 | 291,372 |
| 2005 | 292,869 |
| 2004 | 294,420 |
| 2003 | 295,405 |
| 2002 | 295,787 |
| 2001 | 296,256 |
| 2000 | 297,207 |