Macomb County Flag

Macomb County

State:
Michigan
County Seat:
Mount Clemens

Macomb County's estimated 2026 population is 889,945 with a growth rate of 0.42% in the past year according to the most recent United States census data. Macomb County is the 3rd largest county in Michigan. The 2010 population was 841,350 and has seen a growth of 5.78% since that time.

889,945
Total Population
1,858
Population Density (mi²)
3
Population Rank (State)
3.7K 0.42%
Annual Population Growth

Macomb County Population

Demographics

Economics and Income Statistics