Northwest Harwich, Massachusetts, United States [CDP]; population was 3,037 in 1990; housing units was 2,833 in 1990; location is 41°41'N 70°6'W; land area is 8.07 square miles (5,162 acres); water area is 1.50 square miles (957 acres); FIPS code is 49700 [SourceCBP]