Facts
- Population
- 542,973 (2024)
- Change since 2020
- 4.5 %
- Net migration
- 4,391 (2023)
- Unemployment rate
- 4.2 % (2025)
- State
- Colorado
- Population base, April 2020
- 519,575 (2020)
- Births
- 6,568 (2023)
- Births per 1,000 residents, 2023
- 12.1
- Deaths
- 3,653 (2023)
- Deaths per 1,000 residents, 2023
- 6.7
- Natural change, 2023
- 2,915
- International migration
- 2,801 (2023)
- Domestic migration
- 1,590 (2023)
- Net migration per 1,000, 2023
- 8.1
- Postal code
- CO
- FIPS code
- 08001
Sources: US Census Bureau — Population Estimates, Bureau of Labor Statistics — LAUS
Unemployment rate, annual average
| Period | Value |
|---|---|
| 2025 | 4.2 % |
| 2024 | 4.3 % |
| 2023 | 3.4 % |
| 2022 | 3.2 % |
| 2021 | 6.0 % |
| 2020 | 7.2 % |
| 2019 | 2.7 % |
| 2018 | 3.1 % |
| 2017 | 2.7 % |
| 2016 | 3.3 % |
| 2015 | 4.2 % |
| 2014 | 5.7 % |
Population estimates, 2020–2024
| Period | Value |
|---|---|
| 2024 | 542,973 |
| 2023 | 535,677 |
| 2022 | 528,356 |
| 2021 | 523,603 |
| 2020 | 520,517 |