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County · Illinois

Cook County

5,182,617Population
-1.8 %Change since 2020
1,070Net migration
4.8 %Unemployment rate

Facts

Population
5,182,617 (2024)
Change since 2020
-1.8 %
Net migration
1,070 (2023)
Unemployment rate
4.8 % (2025)
Population base, April 2020
5,278,969 (2020)
Births
51,823 (2023)
Births per 1,000 residents, 2023
10.0
Deaths
43,366 (2023)
Deaths per 1,000 residents, 2023
8.4
Natural change, 2023
8,457
International migration
55,590 (2023)
Domestic migration
-54,520 (2023)
Net migration per 1,000, 2023
0.2
Postal code
IL
FIPS code
17031

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

Unemployment rate, annual average

199020254.87.3
PeriodValue
20254.8 %
20245.3 %
20234.4 %
20225.0 %
20216.9 %
202010.7 %
20193.9 %
20184.1 %
20175.1 %
20166.2 %
20156.3 %
20147.6 %

Population estimates, 2020–2024

202020245.2M5.3M
PeriodValue
20245,182,617
20235,142,522
20225,133,106
20215,185,134
20205,267,072