Madeira Beach, Florida, United States [City]; population was 4,225 in 1990; housing units was 3,788 in 1990; location is 27°48'N 82°48'W; land area is 1.02 square miles (653 acres); water area is 2.24 square miles (1,436 acres); FIPS code is 42400 [SourceCBP]