Trinity County is in Piney Woods South Texas. Of the 254 counties in the Lone Star State, Trinity County is 216th in terms of its size (456,942 acres). Recent listings of residential land for sale in Texas's Trinity County totals roughly 1,000 acres and a combined market value of approximately $40 million. The most common type of land for sale by combined acreage in Trinity County is house. The average price of residential land for sale in Trinity County was $303,468. 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.