Colleyville, Texas, United States [City]; population was 12,724 in 1990; housing units was 4,309 in 1990; location is 32°54'N 97°9'W; land area is 13.11 square miles (8,390 acres); water area is 0.01 square miles (4 acres); FIPS code is 15988 [SourceCBP]