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 state, Starr County is 41st in terms of its size (1,229 square miles). Starr County is in Rio Grande Plains Texas. Starr County, Texas, includes 1,000 acres of riverfront homes and property for sale based on recent Land Network data. The combined market value of land and rural real estate for sale here was nearly $300,000. Browse all waterfront property for sale in Starr 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 Starr County is undeveloped land.