Vinings, Georgia, United States [CDP]; population was 7,417 in 1990; housing units was 4,658 in 1990; location is 33°52'N 84°28'W; land area is 3.18 square miles (2,037 acres); water area is 0.11 square miles (68 acres); FIPS code is 79612 [SourceCBP]