Leominster, Massachusetts, United States [City]; population was 38,145 in 1990; housing units was 15,533 in 1990; location is 42°31'N 71°46'W; land area is 28.88 square miles (18,481 acres); water area is 0.88 square miles (563 acres); FIPS code is 35075 [SourceCBP]