Hermosa Beach, California, United States [City]; population was 18,219 in 1990; housing units was 9,689 in 1990; location is 33°51'N 118°25'W; land area is 1.43 square miles (916 acres); water area is 4.48 square miles (2,866 acres); FIPS code is 33364 [SourceCBP]