Monroe County
Also known as Monroe County, Michigan, Monroe County, MI, Frenchtown County
county in Michigan, United States
Key facts
- Country
- United States
- State
- Michigan
- Founded
- July 14, 1817
- Named after
- James Monroe
- Seat
- Monroe
- Largest city
- Monroe
- Total
- 680 sq mi (1,800 km )
- Land
- 549 sq mi (1,420 km )
- Water
- 131 sq mi (340 km ) 19%
- Estimate 2025
- 156,004
- Density
- 282/sq mi (109/km )
- Time zone
- UTC−5 ( Eastern )
- Summer dst
- UTC−4 ( EDT )
Article
Map of Monroe County from 1873
Monroe County is a county in the U.S. state of Michigan. As of the 2020 Census, the population was 154,809. The largest city and county seat is Monroe. The county was established as the second county (after Wayne County) in the Michigan Territory in 1817 and was named for then-President James Monroe. Monroe County is coterminous with the Monroe metropolitan statistical area.
Gallery (9)
On the map
60 mapped locations