# Population aged 15 to 64 in Montana

Population aged 15 to 64 in Montana was 66,253 in 2025. Source: Eurostat, European Commission.

- Indicator id: `population_15_64`
- Place id: `bg-nuts-bg312`
- 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/montana-bg312
- CSV: https://invokely.ai/download/population-15-64/montana-bg312.csv
- API: https://invokely.ai/api/v1/series?indicator=population_15_64&place=bg-nuts-bg312

| Period | persons |
|---|---:|
| 2025 | 66,253 |
| 2024 | 67,533 |
| 2023 | 68,713 |
| 2022 | 69,838 |
| 2021 | 72,057 |
| 2020 | 73,134 |
| 2019 | 75,136 |
| 2018 | 77,165 |
| 2017 | 79,059 |
| 2016 | 81,053 |
| 2015 | 83,286 |
| 2014 | 85,644 |
| 2013 | 88,107 |
| 2012 | 92,353 |
| 2011 | 94,539 |
| 2010 | 96,682 |
| 2009 | 98,615 |
| 2008 | 100,650 |
| 2007 | 102,270 |
| 2006 | 104,324 |
| 2005 | 106,136 |
| 2004 | 108,147 |
| 2003 | 110,063 |
| 2002 | 112,010 |
| 2001 | 118,382 |
| 2000 | 119,844 |