| Dimmit County Texas Cities/Towns - Asherton, Big Wells, Carrizo Springs (County Seat) |
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![]() Your Ad Here Dimmit County is a county located in the U.S. state of Texas. In 2000, its population was 10,248. The seat of the county is Carrizo Springs. History It is named for Philip Dimmitt, a major figure in the Texas Revolution. The reason the county name differs is because the bill creating the county misspelled Dimmitt's name. ![]() |