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County · Montana

Lake County

33,403Population
7.3 %Change since 2020
492Net migration
4.0 %Unemployment rate

Facts

Population
33,403 (2024)
Change since 2020
7.3 %
Net migration
492 (2023)
Unemployment rate
4.0 % (2025)
State
Montana
Population base, April 2020
31,131 (2020)
Births
283 (2023)
Births per 1,000 residents, 2023
8.5
Deaths
353 (2023)
Deaths per 1,000 residents, 2023
10.6
Natural change, 2023
-70
International migration
-2 (2023)
Domestic migration
494 (2023)
Net migration per 1,000, 2023
14.7
Postal code
MT
FIPS code
30047

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

Unemployment rate, annual average

199020254.08.3
PeriodValue
20254.0 %
20243.7 %
20233.3 %
20223.1 %
20213.8 %
20206.0 %
20194.2 %
20184.2 %
20174.5 %
20164.9 %
20155.1 %
20145.5 %

Population estimates, 2020–2024

2020202433.4K31.2K
PeriodValue
202433,403
202333,255
202232,821
202132,081
202031,247