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County · Kentucky

Spencer County

20,823Population
7.2 %Change since 2020
315Net migration
4.3 %Unemployment rate

Facts

Population
20,823 (2024)
Change since 2020
7.2 %
Net migration
315 (2023)
Unemployment rate
4.3 % (2025)
Population base, April 2020
19,424 (2020)
Births
210 (2023)
Births per 1,000 residents, 2023
10.1
Deaths
171 (2023)
Deaths per 1,000 residents, 2023
8.2
Natural change, 2023
39
International migration
27 (2023)
Domestic migration
288 (2023)
Net migration per 1,000, 2023
15.1
Postal code
KY
FIPS code
21215

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

Unemployment rate, annual average

199020254.33.4
PeriodValue
20254.3 %
20244.4 %
20234.0 %
20224.4 %
20214.4 %
20206.1 %
20193.6 %
20183.8 %
20174.1 %
20164.1 %
20154.2 %
20145.3 %

Population estimates, 2020–2024

2020202420.8K19.5K
PeriodValue
202420,823
202320,557
202220,204
202119,879
202019,503