It lies along U.S. Route 84 northwest of the city of Groesbeck , the county seat of Limestone County .
Prairie Hill is an unincorporated community in western Limestone County , Texas , United States .
Prairie Hill lies along U.S. Route 84 northwest of the city of Groesbeck , the county seat of Limestone County .
Prairie Hill is an unincorporated community in western Limestone County , Texas , United States .