Rib Mountain, Wisconsin, United States [CDP]; population was 4,634 in 1990; housing units was 1,646 in 1990; location is 44°55'N 89°41'W; land area is 12.16 square miles (7,785 acres); water area is 0.90 square miles (577 acres); FIPS code is 67320 [SourceCBP]