Port St. Lucie-River Park, Florida, United States [CDP]; population was 4,874 in 1990; housing units was 2,668 in 1990; location is 27°19'N 80°20'W; land area is 2.31 square miles (1,476 acres); water area is 0.18 square miles (113 acres); FIPS code is 58726 [SourceCBP]
