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County · Wisconsin

Marathon County

139,091Population
0.7 %Change since 2020
661Net migration
2.8 %Unemployment rate

Facts

Population
139,091 (2024)
Change since 2020
0.7 %
Net migration
661 (2023)
Unemployment rate
2.8 % (2025)
Population base, April 2020
138,062 (2020)
Births
1,465 (2023)
Births per 1,000 residents, 2023
10.5
Deaths
1,421 (2023)
Deaths per 1,000 residents, 2023
10.2
Natural change, 2023
44
International migration
314 (2023)
Domestic migration
347 (2023)
Net migration per 1,000, 2023
4.8
Postal code
WI
FIPS code
55073

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

Unemployment rate, annual average

199020252.84.2
PeriodValue
20252.8 %
20242.6 %
20232.5 %
20222.4 %
20213.0 %
20205.0 %
20192.7 %
20182.6 %
20172.9 %
20163.4 %
20153.9 %
20145.0 %

Population estimates, 2020–2024

20202024139.1K138.1K
PeriodValue
2024139,091
2023138,838
2022138,175
2021137,798
2020138,114