NULL Of 254 counties in the state, Trinity County is 216th in terms of its size (713 square miles). Trinity County is in Piney Woods South Texas. There is approximately 1,000 acres of riverfront homes and property for sale in Texas's Trinity County based on recent Land Network data. The combined market value of ranches, farms, hunting land and other rural land and acreage for sale here is roughly $800,000. Browse all waterfront property for sale in Trinity County on the Land Network to find the marina, lakefront and other recreational property that meets your needs, from waterside land perfect as a retirement investment to existing residential waterfront land and property for hunting, fishing and other outdoor-recreation pursuits! The most common type of land for sale by combined acreage in Trinity County is house.