Owatonna, Minnesota, United States [City]; population was 19,386 in 1990; housing units was 7,578 in 1990; location is 44°5'N 93°13'W; land area is 9.57 square miles (6,126 acres); water area is 0.07 square miles (43 acres); FIPS code is 49300 [SourceCBP]