| Atascosa County Texas Cities/Towns - Campbellton, Charlotte, Christine, Jourdanton (County Seat), Lytle, Pleasanton, Poteet |
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![]() Your Ad Here Atascosa County is a county located in the U.S. state of Texas, and was formed in 1856 from Bexar County. As of 2000, the population was 38,628. Its county seat is Jourdanton. History Atascosa is named for the Atascosa River. |