Monroe County Flag

Monroe County

State:
Michigan
County Seat:
Monroe

Monroe County's estimated 2026 population is 156,138 with a growth rate of 0.09% in the past year according to the most recent United States census data. Monroe County is the 15th largest county in Michigan. The 2010 population was 151,936 and has seen a growth of 2.77% since that time.

156,138
Total Population
284
Population Density (mi²)
15
Population Rank (State)
134 0.09%
Annual Population Growth

Monroe County Population

Demographics

Economics and Income Statistics