MobileHome.net has 1 Mobile Homes for Sale in Trinity County, TX, including manufactured homes, modular homes and foreclosures. The current average listing price is around $85,820. Mobile home prices in Trinity County, TX have increased approximately 86% compared to the 12-month average price of $46,090. Listing prices currently range from about $85,820 to $85,820 depending on the size, age, and location of the home.