Monroe County, Michigan

Monroe County
Monroe County Courthouse
Monroe County Courthouse
Official seal of Monroe County
Map of Michigan highlighting Monroe County
Location within the U.S. state of Michigan
Map of the United States highlighting Michigan
Michigan's location within the U.S.
Coordinates: 41°55′N 83°30′W / 41.92°N 83.5°W / 41.92; -83.5
Country United States
State Michigan
FoundedJuly 14, 1817[1]
Named forJames Monroe
SeatMonroe
Largest cityMonroe
Area
 • Total
680 sq mi (1,800 km2)
 • Land549 sq mi (1,420 km2)
 • Water131 sq mi (340 km2)  19%
Population
 (2020)
 • Total
154,809
 • Estimate 
(2023)
155,045 Increase
 • Density230/sq mi (88/km2)
Time zoneUTC−5 (Eastern)
 • Summer (DST)UTC−4 (EDT)
Congressional districts5th, 6th
Websitewww.co.monroe.mi.us
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.[2] The largest city and county seat is Monroe.[3] 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.[4] Monroe County is coterminous with the Monroe metropolitan statistical area.[5]

  1. ^ "Bibliography on Monroe County". Clarke Historical Library, Central Michigan University. Retrieved January 20, 2013.
  2. ^ "State & County QuickFacts". United States Census Bureau. Retrieved September 15, 2021.
  3. ^ "Find a County". National Association of Counties. Retrieved June 7, 2011.
  4. ^ "List of Michigan counties with creation date". Archived from the original on July 28, 2009.
  5. ^ https://www.whitehouse.gov/wp-content/uploads/2023/07/OMB-Bulletin-23-01.pdf [bare URL PDF]