Monroe County, Florida

county in Florida, United States

Monroe County is a county in the U.S. state of Florida. It was formed on July 3, 1823. As of 2005, the population is 81,413. Its county seat is Key West.

Monroe County
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
 • Estimate 
(2015)
77,482
 • Density74/sq mi (29/km2)
Time zoneUTC−5 (Eastern)
 • Summer (DST)UTC−4 (EDT)
Congressional district26th
Websitewww.monroecounty-fl.gov