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County · Illinois

Iroquois County

26,067Population
-3.7 %Change since 2020
-204Net migration
4.9 %Unemployment rate

Facts

Population
26,067 (2024)
Change since 2020
-3.7 %
Net migration
-204 (2023)
Unemployment rate
4.9 % (2025)
Population base, April 2020
27,063 (2020)
Births
257 (2023)
Births per 1,000 residents, 2023
9.9
Deaths
437 (2023)
Deaths per 1,000 residents, 2023
16.8
Natural change, 2023
-180
International migration
13 (2023)
Domestic migration
-217 (2023)
Net migration per 1,000, 2023
-7.8
Postal code
IL
FIPS code
17075

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

Unemployment rate, annual average

199020254.94.8
PeriodValue
20254.9 %
20244.8 %
20234.9 %
20224.9 %
20215.2 %
20206.5 %
20194.4 %
20184.8 %
20174.9 %
20165.8 %
20155.6 %
20146.4 %

Population estimates, 2020–2024

2020202426.1K27K
PeriodValue
202426,067
202326,033
202226,417
202126,761
202026,966