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County · Missouri

Warren County

38,478Population
8.3 %Change since 2020
472Net migration
3.7 %Unemployment rate

Facts

Population
38,478 (2024)
Change since 2020
8.3 %
Net migration
472 (2023)
Unemployment rate
3.7 % (2025)
Population base, April 2020
35,535 (2020)
Births
454 (2023)
Births per 1,000 residents, 2023
11.8
Deaths
418 (2023)
Deaths per 1,000 residents, 2023
10.9
Natural change, 2023
36
International migration
0 (2023)
Domestic migration
472 (2023)
Net migration per 1,000, 2023
12.3
Postal code
MO
FIPS code
29219

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

Unemployment rate, annual average

199020253.77.4
PeriodValue
20253.7 %
20243.5 %
20233.0 %
20222.6 %
20214.0 %
20205.9 %
20192.9 %
20182.9 %
20173.3 %
20164.3 %
20154.9 %
20146.2 %

Population estimates, 2020–2024

2020202438.5K35.7K
PeriodValue
202438,478
202337,815
202237,292
202136,562
202035,740