K. I. Sawyer AFB, Michigan, United States [CDP]; population was 6,577 in 1990; housing units was 1,805 in 1990; location is 46°21'N 87°23'W; land area is 7.67 square miles (4,907 acres); water area is 0.02 square miles (13 acres); FIPS code is 43560 [SourceCBP]