Monroe -- U.S. County in Florida Population (2000): 79589 Housing Units (2000): 51617 Land area (2000): 996.914814 sq. miles (2581.997405 sq. km) Water area (2000): 2740.239968 sq. miles (7097.188635 sq. km) Total area (2000): 3737.154782 sq. miles (9679.186040 sq. km) Located within: Florida (FL), FIPS 12 Location: 24.777558 N, 81.228495 W Headwords: Monroe Monroe, FL Monroe County Monroe County, FL