Yardville-Groveville, New Jersey, United States [CDP]; population was 9,248 in 1990; housing units was 3,407 in 1990; location is 40°11'N 74°40'W; land area is 3.44 square miles (2,203 acres); water area is 0.02 square miles (12 acres); FIPS code is 83185 [SourceCBP]