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County · Idaho

Washington County

11,539Population
9.9 %Change since 2020
343Net migration
4.6 %Unemployment rate

Facts

Population
11,539 (2024)
Change since 2020
9.9 %
Net migration
343 (2023)
Unemployment rate
4.6 % (2025)
State
Idaho
Population base, April 2020
10,499 (2020)
Births
134 (2023)
Births per 1,000 residents, 2023
11.6
Deaths
169 (2023)
Deaths per 1,000 residents, 2023
14.6
Natural change, 2023
-35
International migration
77 (2023)
Domestic migration
266 (2023)
Net migration per 1,000, 2023
29.7
Postal code
ID
FIPS code
16087

Sources: US Census Bureau — Population Estimates, Bureau of Labor Statistics — LAUS

Unemployment rate, annual average

199020254.69.8
PeriodValue
20254.6 %
20244.6 %
20234.4 %
20223.9 %
20214.7 %
20206.0 %
20194.2 %
20184.2 %
20174.7 %
20165.5 %
20155.4 %
20146.1 %

Population estimates, 2020–2024

2020202411.5K10.6K
PeriodValue
202411,539
202311,508
202211,198
202110,905
202010,560