Delavan Lake, Wisconsin, United States [CDP]; population was 2,177 in 1990; housing units was 1,986 in 1990; location is 42°36'N 88°37'W; land area is 3.55 square miles (2,270 acres); water area is 2.43 square miles (1,555 acres); FIPS code is 19500 [SourceCBP]