Richmond Beach-Innis Arden, Washington, United States [CDP]; population was 7,242 in 1990; housing units was 2,683 in 1990; location is 47°45'N 122°22'W; land area is 3.09 square miles (1,976 acres); water area is 1.02 square miles (653 acres); FIPS code is 58322 [SourceCBP]