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County · Illinois

Knox County

48,716Population
-2.5 %Change since 2020
185Net migration
5.1 %Unemployment rate

Facts

Population
48,716 (2024)
Change since 2020
-2.5 %
Net migration
185 (2023)
Unemployment rate
5.1 % (2025)
Population base, April 2020
49,970 (2020)
Births
490 (2023)
Births per 1,000 residents, 2023
10.1
Deaths
720 (2023)
Deaths per 1,000 residents, 2023
14.8
Natural change, 2023
-230
International migration
316 (2023)
Domestic migration
-131 (2023)
Net migration per 1,000, 2023
3.8
Postal code
IL
FIPS code
17095

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

Unemployment rate, annual average

199020255.16.4
PeriodValue
20255.1 %
20245.2 %
20235.5 %
20225.4 %
20216.6 %
20208.5 %
20194.9 %
20185.4 %
20175.2 %
20165.9 %
20156.0 %
20146.9 %

Population estimates, 2020–2024

2020202448.7K49.8K
PeriodValue
202448,716
202348,663
202248,713
202149,333
202049,806