NULL Of 254 counties in the Lone Star State, Galveston County ranks 185th in terms of size (873 square miles). Galveston County is in Houston Texas. A recent survey of Land Network data totals around 1,000 acres of beachfront homes and property for sale in Texas's Galveston County, which is valued at a combined $435,000. Browse all waterfront property for sale in Galveston County on the Land Network to find the marina, lakefront and other recreational property that meets your needs, from waterside land perfect as a retirement investment to existing residential waterfront land and property for hunting, fishing and other outdoor-recreation pursuits! The most common type of land for sale by combined acreage in Galveston County is undeveloped land.