Monroe County, Florida

Monroe County
The Monroe County Courthouse in Key West
The Monroe County Courthouse in Key West
Flag of Monroe County
Official seal of Monroe County
Map of Florida highlighting Monroe County
Location within the U.S. state of Florida
Map of the United States highlighting Florida
Florida's location within the U.S.
Coordinates: 25°07′N 81°09′W / 25.12°N 81.15°W / 25.12; -81.15
Country United States
State Florida
FoundedJuly 3, 1823
Named forJames Monroe
SeatKey West
Largest cityKey West
Area
 • Total3,738 sq mi (9,680 km2)
 • Land983 sq mi (2,550 km2)
 • Water2,754 sq mi (7,130 km2)  73.7%
Population
 (2020)
 • Total82,874
 • Estimate 
(2023)
80,614 Decrease
 • Density22/sq mi (8.6/km2)
Time zoneUTC−5 (Eastern)
 • Summer (DST)UTC−4 (EDT)
Congressional district28th
Websitewww.monroecounty-fl.gov

Monroe County is the southernmost county of the state of Florida.[1] As of the 2020 census, the population was 82,874.[2] Its county seat is Key West.[3] Monroe County includes the islands of the Florida Keys and comprises the Key West-Key Largo Micropolitan Statistical Area. Over 99.9% of the county's population lives on the Florida Keys. The mainland, which is part of the Everglades, comprises 87% of the county's land area and is virtually uninhabited with only 17 people recorded in the 2020 census.[4]

  1. ^ "About Monroe County | Monroe County, FL - Official Website".
  2. ^ Cite error: The named reference census was invoked but never defined (see the help page).
  3. ^ "Find a County". National Association of Counties. Retrieved June 7, 2011.
  4. ^ "Census Reporter Profile page for Census Tract 9800, Monroe, FL". U.S. Census Bureau. American Community Survey 5-year estimates. 2018. Retrieved March 30, 2020.