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County · Iowa

Mahaska County

22,034Population
-0.7 %Change since 2020
50Net migration
2.8 %Unemployment rate

Facts

Population
22,034 (2024)
Change since 2020
-0.7 %
Net migration
50 (2023)
Unemployment rate
2.8 % (2025)
State
Iowa
Population base, April 2020
22,191 (2020)
Births
229 (2023)
Births per 1,000 residents, 2023
10.4
Deaths
267 (2023)
Deaths per 1,000 residents, 2023
12.1
Natural change, 2023
-38
International migration
72 (2023)
Domestic migration
-22 (2023)
Net migration per 1,000, 2023
2.3
Postal code
IA
FIPS code
19123

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

Unemployment rate, annual average

199020252.84.0
PeriodValue
20252.8 %
20242.5 %
20232.5 %
20222.5 %
20213.4 %
20204.7 %
20192.5 %
20182.5 %
20173.2 %
20163.7 %
20153.9 %
20144.4 %

Population estimates, 2020–2024

2020202422K22.2K
PeriodValue
202422,034
202321,967
202221,959
202121,982
202022,162