Walled Lake, Michigan, United States [City]; population was 6,278 in 1990; housing units was 2,884 in 1990; location is 42°32'N 83°29'W; land area is 2.27 square miles (1,452 acres); water area is 0.20 square miles (126 acres); FIPS code is 83060 [SourceCBP]