South Texas is typically classified as the area between the San Antonio metro area and south to the Rio Grande and Gulf of Mexico. A total of 100,000 acres were listed for sale in Dimmit County, Texas, recently, representing a combined almost $62 million in Dimmit County farms, ranches, and rural real estate for sale. Dimmit County ranks 209th out of 254 counties in the state for the combined amount of land currently advertised for sale. Of all locations in Dimmit County with ranches, farms, hunting land and other rural land and acreage for sale, Carrizo Springs featured the most land for sale. Economically speaking, Dimmit County's is largely dependent on mining and mineral extraction-related businesses and services. Dimmit County is Texas's 31st largest county (1,334 square miles). It's located in the Rio Grande Plains Texas region of the state.