Marinette County Flag

Marinette County

State:
Wisconsin
County Seat:
Marinette

Marinette County's estimated 2025 population is 42,386 with a growth rate of 0.33% in the past year according to the most recent United States census data. Marinette County is the 36th largest county in Wisconsin. The 2010 population was 41,662 and has seen a growth of 1.74% since that time.

42,386
Total Population
30
Population Density (mi²)
36
Population Rank (State)
140 0.33%
Annual Population Growth

Marinette County Population

Demographics

Economics and Income Statistics