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County · Oklahoma

Kay County

43,437Population
-0.6 %Change since 2020
-6Net migration
3.5 %Unemployment rate

Facts

Population
43,437 (2024)
Change since 2020
-0.6 %
Net migration
-6 (2023)
Unemployment rate
3.5 % (2025)
Population base, April 2020
43,700 (2020)
Births
544 (2023)
Births per 1,000 residents, 2023
12.5
Deaths
631 (2023)
Deaths per 1,000 residents, 2023
14.5
Natural change, 2023
-87
International migration
22 (2023)
Domestic migration
-28 (2023)
Net migration per 1,000, 2023
-0.1
Postal code
OK
FIPS code
40071

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

Unemployment rate, annual average

199020253.55.2
PeriodValue
20253.5 %
20243.4 %
20233.3 %
20223.3 %
20214.3 %
20206.4 %
20193.9 %
20184.2 %
20174.8 %
20165.8 %
20155.5 %
20145.5 %

Population estimates, 2020–2024

2020202443.4K43.6K
PeriodValue
202443,437
202343,621
202243,726
202143,732
202043,611