Dock Junction, Georgia, United States [CDP]; population was 7,094 in 1990; housing units was 2,923 in 1990; location is 31°12'N 81°31'W; land area is 9.55 square miles (6,110 acres); water area is 1.14 square miles (733 acres); FIPS code is 23200 [SourceCBP]