Siesta Key, Florida, United States [CDP]; population was 7,772 in 1990; housing units was 8,077 in 1990; location is 27°17'N 82°33'W; land area is 2.29 square miles (1,468 acres); water area is 1.16 square miles (744 acres); FIPS code is 66000 [SourceCBP]