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County · California
Contra Costa County
1,172,607Population
0.6 %Change since 2020
-798Net migration
4.8 %Unemployment rate
Facts
- Population
- 1,172,607 (2024)
- Change since 2020
- 0.6 %
- Net migration
- -798 (2023)
- Unemployment rate
- 4.8 % (2025)
- State
- California
- Population base, April 2020
- 1,165,983 (2020)
- Births
- 11,331 (2023)
- Births per 1,000 residents, 2023
- 9.7
- Deaths
- 8,793 (2023)
- Deaths per 1,000 residents, 2023
- 7.5
- Natural change, 2023
- 2,538
- International migration
- 10,004 (2023)
- Domestic migration
- -10,802 (2023)
- Net migration per 1,000, 2023
- -0.7
- Postal code
- CA
- FIPS code
- 06013
Sources: US Census Bureau — Population Estimates, Bureau of Labor Statistics — LAUS
Unemployment rate, annual average
| Period | Value |
|---|---|
| 2025 | 4.8 % |
| 2024 | 4.5 % |
| 2023 | 3.9 % |
| 2022 | 3.4 % |
| 2021 | 6.1 % |
| 2020 | 8.7 % |
| 2019 | 3.0 % |
| 2018 | 3.1 % |
| 2017 | 3.7 % |
| 2016 | 4.4 % |
| 2015 | 5.0 % |
| 2014 | 6.3 % |
Population estimates, 2020–2024
| Period | Value |
|---|---|
| 2024 | 1,172,607 |
| 2023 | 1,162,179 |
| 2022 | 1,160,296 |
| 2021 | 1,163,813 |
| 2020 | 1,166,165 |