Spotswood, New Jersey, United States [Borough]; population was 7,983 in 1990; housing units was 2,995 in 1990; location is 40°24'N 74°23'W; land area is 2.32 square miles (1,487 acres); water area is 0.17 square miles (109 acres); FIPS code is 69810 [SourceCBP]