Lake Buena Vista, Florida, United States [City]; population was 1,776 in 1990; housing units was 425 in 1990; location is 28°23'N 81°32'W; land area is 5.41 square miles (3,462 acres); water area is 0.13 square miles (84 acres); FIPS code is 37625 [SourceCBP]