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County · Idaho

Cassia County

25,976Population
5.2 %Change since 2020
71Net migration
3.2 %Unemployment rate

Facts

Population
25,976 (2024)
Change since 2020
5.2 %
Net migration
71 (2023)
Unemployment rate
3.2 % (2025)
State
Idaho
Population base, April 2020
24,685 (2020)
Births
353 (2023)
Births per 1,000 residents, 2023
13.6
Deaths
231 (2023)
Deaths per 1,000 residents, 2023
8.9
Natural change, 2023
122
International migration
225 (2023)
Domestic migration
-154 (2023)
Net migration per 1,000, 2023
2.7
Postal code
ID
FIPS code
16031

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

Unemployment rate, annual average

199020253.27.2
PeriodValue
20253.2 %
20243.2 %
20232.9 %
20222.7 %
20213.1 %
20204.0 %
20192.4 %
20182.2 %
20172.5 %
20162.9 %
20153.1 %
20143.9 %

Population estimates, 2020–2024

2020202426K24.8K
PeriodValue
202425,976
202325,817
202225,625
202125,242
202024,755