Castro County is in Panhandle Texas. Of the 254 counties in the Lone Star State, Castro County is 169th in terms of its size (899 square miles). Texas's Castro County includes roughly 1,000 acres of residential land for sale based on recent Land Network data. The combined market value of farms, ranches, hunting land and other land for sale here was roughly $3 million. The average price of residential acreage for sale in Castro County was $292,766. The economy here is principally agricultural. 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.