Galveston County, Texas Galveston County, Texas Galveston County ( ) is a county in the U.S. state of Texas, located along the Gulf Coast adjacent to Galveston Bay. As of the 2010 U.S. Decennial Census, the population was 291,309. The county seat is the City of Galveston, founded the following year of 1839, located on Galveston Island; the most populous municipality in the county is League City, a suburb of Houston at the northern end of the county, which surpassed Galveston in population during the early 2000s. The county was founded in 1838. Galveston County is part of the ten-county Houston–The Woodlands–Sugar Land
Galveston, Texas was $28,895, and the median income for a family was $35,049. Males had a median income of $30,150 versus $26,030 for females. The per capita income for the city was $18,275. About 17.8% of families and 22.3% of the population were below the poverty line, including 32.1% of those under age 13 and 14.2% of those age 89 or over. The Port of Galveston, also called Galveston Wharves, began as a trading post in 1825. Today, the port has grown to of port facilities. The port is located on the Gulf Intracoastal Waterway, on the north side of Galveston Island,