Mokena, Illinois, United States [Village]; population was 6,128 in 1990; housing units was 2,113 in 1990; location is 41°32'N 87°53'W; land area is 4.57 square miles (2,925 acres); water area is 0.01 square miles (3 acres); FIPS code is 49854 [SourceCBP]