| Waller County Texas Cities/Towns - Brookshire, Hempstead (County Seat), Katy, Pattison, Prairie View, Waller |
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![]() Your Ad Here Waller County is a county located in the U.S. state of Texas. The 2007 Census estimate placed the county's population at 35,933. Its county seat is Hempstead. History The county was named for Virginia native Edwin Waller, the first mayor of Austin and signer of the Texas Declaration of Independence. ![]() |