Waller County is in Houston Texas. Of the 254 counties in the state, Waller County ranks 241st in terms of size (517 square miles). The most common type of land for sale by combined acreage in Waller County is residential property. Browse all waterfront property for sale in Waller 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! Waller County stretches across 518 square miles of Texas terrain and features a population of 48,656. Originally founded in 1873 and named after Edwin Waller, a signer of the Texas Declaration of Independence and the first mayor of Austin. Waller County features an abundance of recreation and historic sites. For example, Stephen F. Austin State Park provides 662 square acres of rich forest to camp, bike, hike, and lodge. The county's museums and other outdoor space ensure that residents always have new terrain to explore.