Sylvan Shores, Florida, United States [CDP]; population was 2,155 in 1990; housing units was 1,285 in 1990; location is 27°19'N 81°21'W; land area is 2.41 square miles (1,540 acres); water area is 0.58 square miles (374 acres); FIPS code is 70475 [SourceCBP]