South Texas is typically classified as the area between the San Antonio metro area and south to the Rio Grande and Gulf of Mexico. Of 254 counties in the Lone Star State, Dimmit County is 31st in terms of its size (1,334 square miles). Dimmit County is in Rio Grande Plains Texas. Recent listings of riverfront homes and property for sale in Dimmit County, Texas, totals about 1,000 acres and a combined market value of roughly $2 million. The most common type of land for sale by combined acreage in Dimmit County is ranches. Browse all waterfront property for sale in Dimmit County on the Land Network to find the marina, lakefront and other recreational property that meets your needs, from waterside land perfect as a retirement investment to existing residential waterfront land and property for hunting, fishing and other outdoor-recreation pursuits! The most common type of land for sale by combined acreage in Dimmit County is ranches.