Galveston County, TXContents Galveston County is a county in the state of Texas in the United States of America (USA). It has a total area of 874 sq mi (2,264 km2), with land occupying 378 sq mi (979 km2), and water occupying 495 sq mi (1,282 km2) History Galveston County was formally established under the … Continue reading Galveston County, Texas