Trinity County is in Piney Woods South Texas. Of the 254 counties in the Lone Star State, 713-square-mile Trinity County ranks 216th by size. There is about 1,000 acres of residential land and property for sale in Texas's Trinity County based on recent Land Network data. The combined market value of farms, ranches, hunting land and other land for sale here is around $43 million. The average price of residential acreage for sale in Trinity County was $308,197. 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.