Miami-Dade -- U.S. County in Florida Population (2000): 2253362 Housing Units (2000): 852278 Land area (2000): 1946.063801 sq. miles (5040.281893 sq. km) Water area (2000): 485.193355 sq. miles (1256.644967 sq. km) Total area (2000): 2431.257156 sq. miles (6296.926860 sq. km) Located within: Florida (FL), FIPS 12 Location: 25.756427 N, 80.302264 W Headwords: Miami-Dade Miami-Dade, FL Miami-Dade County Miami-Dade County, FL