Facts
- Population
- 666,918 (2024)
- Change since 2020
- 1.8 %
- Net migration
- 688 (2023)
- Unemployment rate
- 3.9 % (2025)
- State
- Colorado
- Population base, April 2020
- 655,077 (2020)
- Births
- 7,665 (2023)
- Births per 1,000 residents, 2023
- 11.5
- Deaths
- 4,681 (2023)
- Deaths per 1,000 residents, 2023
- 7.0
- Natural change, 2023
- 2,984
- International migration
- 7,159 (2023)
- Domestic migration
- -6,471 (2023)
- Net migration per 1,000, 2023
- 1.0
- Postal code
- CO
- FIPS code
- 08005
Sources: US Census Bureau — Population Estimates, Bureau of Labor Statistics — LAUS
Unemployment rate, annual average
| Period | Value |
|---|---|
| 2025 | 3.9 % |
| 2024 | 4.0 % |
| 2023 | 3.2 % |
| 2022 | 3.1 % |
| 2021 | 5.8 % |
| 2020 | 7.4 % |
| 2019 | 2.6 % |
| 2018 | 3.0 % |
| 2017 | 2.6 % |
| 2016 | 2.9 % |
| 2015 | 3.6 % |
| 2014 | 4.9 % |
Population estimates, 2020–2024
| Period | Value |
|---|---|
| 2024 | 666,918 |
| 2023 | 661,864 |
| 2022 | 658,176 |
| 2021 | 656,952 |
| 2020 | 655,312 |