Placid Lakes, Florida, United States [CDP]; population was 2,045 in 1990; housing units was 1,169 in 1990; location is 27°14'N 81°24'W; land area is 18.29 square miles (11,706 acres); water area is 0.02 square miles (15 acres); FIPS code is 57407 [SourceCBP]