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County · Washington
San Juan County
18,668Population
5.0 %Change since 2020
-37Net migration
3.8 %Unemployment rate
Facts
- Population
- 18,668 (2024)
- Change since 2020
- 5.0 %
- Net migration
- -37 (2023)
- Unemployment rate
- 3.8 % (2025)
- State
- Washington
- Population base, April 2020
- 17,786 (2020)
- Births
- 105 (2023)
- Births per 1,000 residents, 2023
- 5.6
- Deaths
- 130 (2023)
- Deaths per 1,000 residents, 2023
- 7.0
- Natural change, 2023
- -25
- International migration
- 47 (2023)
- Domestic migration
- -84 (2023)
- Net migration per 1,000, 2023
- -2.0
- Postal code
- WA
- FIPS code
- 53055
Sources: US Census Bureau — Population Estimates, Bureau of Labor Statistics — LAUS
Unemployment rate, annual average
| Period | Value |
|---|---|
| 2025 | 3.8 % |
| 2024 | 4.0 % |
| 2023 | 3.4 % |
| 2022 | 3.6 % |
| 2021 | 4.9 % |
| 2020 | 8.1 % |
| 2019 | 4.1 % |
| 2018 | 4.2 % |
| 2017 | 4.1 % |
| 2016 | 4.8 % |
| 2015 | 4.9 % |
| 2014 | 4.9 % |
Population estimates, 2020–2024
| Period | Value |
|---|---|
| 2024 | 18,668 |
| 2023 | 18,605 |
| 2022 | 18,666 |
| 2021 | 18,623 |
| 2020 | 17,826 |