Zapata County is in Rio Grande Plains Texas. Of the 254 counties in the Lone Star State, Zapata County is 69th in terms of its size (677,129 acres). A recent survey of Land Network data shows around 1,000 acres of residential land and property for sale in Texas's Zapata County, which is valued at a combined $3 million. The average price of residential land for sale in Zapata County was $513,750. 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.