Starr County is in Rio Grande Plains Texas. Of the 254 counties in the Lone Star State, Starr County ranks 41st in terms of size (786,626 acres). Recent listings of residential land for sale in Texas's Starr County totals 1,000 acres and a combined market value of about $12 million. The most common type of land for sale by combined acreage in Starr County is undeveloped land. The average price of residential land for sale in Starr County was $883,591. 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.