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County · Missouri

St. Louis County

992,929Population
-1.2 %Change since 2020
-424Net migration
4.1 %Unemployment rate

Facts

Population
992,929 (2024)
Change since 2020
-1.2 %
Net migration
-424 (2023)
Unemployment rate
4.1 % (2025)
Population base, April 2020
1,004,501 (2020)
Births
10,075 (2023)
Births per 1,000 residents, 2023
10.1
Deaths
10,654 (2023)
Deaths per 1,000 residents, 2023
10.7
Natural change, 2023
-579
International migration
5,382 (2023)
Domestic migration
-5,806 (2023)
Net migration per 1,000, 2023
-0.4
Postal code
MO
FIPS code
29189

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

Unemployment rate, annual average

199020254.14.4
PeriodValue
20254.1 %
20243.7 %
20233.1 %
20222.6 %
20214.3 %
20206.5 %
20193.1 %
20183.1 %
20173.5 %
20164.3 %
20154.7 %
20145.9 %

Population estimates, 2020–2024

20202024992.9K1M
PeriodValue
2024992,929
2023990,875
2022991,881
2021998,785
20201,003,376