Sea Girt, New Jersey, United States [Borough]; population was 2,099 in 1990; housing units was 1,270 in 1990; location is 40°8'N 74°2'W; land area is 1.07 square miles (682 acres); water area is 0.39 square miles (250 acres); FIPS code is 66330 [SourceCBP]