Noblesville, Indiana, United States [City]; population was 17,655 in 1990; housing units was 7,128 in 1990; location is 40°3'N 86°2'W; land area is 8.64 square miles (5,530 acres); water area is 1.15 square miles (736 acres); FIPS code is 54180 [SourceCBP]