Starr County is in Rio Grande Plains Texas. Of the 254 counties in the Lone Star State, Starr County is 41st in terms of its size (1,229 square miles). There is around 1,000 acres of residential land and property for sale in Starr County, Texas, based on recent Land Network data. The combined market value of farms, ranches, hunting land and other land for sale here is roughly $13 million. The average price of residential acreage for sale in Starr County was $730,427. Browse all residential land and rural property for sale in Texas to find residential land and properties that suit your lifestyle needs, from existing residential homes and estates to land ready for future residential-property development.