Pontoon Beach, Illinois, United States [Village]; population was 4,013 in 1990; housing units was 1,628 in 1990; location is 38°44'N 90°3'W; land area is 6.64 square miles (4,247 acres); water area is 0.20 square miles (128 acres); FIPS code is 61067 [SourceCBP]