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County · Washington
Jefferson County
33,944Population
3.0 %Change since 2020
402Net migration
5.1 %Unemployment rate
Facts
- Population
- 33,944 (2024)
- Change since 2020
- 3.0 %
- Net migration
- 402 (2023)
- Unemployment rate
- 5.1 % (2025)
- State
- Washington
- Population base, April 2020
- 32,970 (2020)
- Births
- 154 (2023)
- Births per 1,000 residents, 2023
- 4.5
- Deaths
- 434 (2023)
- Deaths per 1,000 residents, 2023
- 12.8
- Natural change, 2023
- -280
- International migration
- 50 (2023)
- Domestic migration
- 352 (2023)
- Net migration per 1,000, 2023
- 11.8
- Postal code
- WA
- FIPS code
- 53031
Sources: US Census Bureau — Population Estimates, Bureau of Labor Statistics — LAUS
Unemployment rate, annual average
| Period | Value |
|---|---|
| 2025 | 5.1 % |
| 2024 | 5.1 % |
| 2023 | 4.9 % |
| 2022 | 4.9 % |
| 2021 | 6.0 % |
| 2020 | 9.5 % |
| 2019 | 6.0 % |
| 2018 | 6.1 % |
| 2017 | 6.3 % |
| 2016 | 7.2 % |
| 2015 | 7.2 % |
| 2014 | 7.8 % |
Population estimates, 2020–2024
| Period | Value |
|---|---|
| 2024 | 33,944 |
| 2023 | 33,725 |
| 2022 | 33,597 |
| 2021 | 33,558 |
| 2020 | 33,061 |