The J. Dale Wainwright Unit is a Texas Department of Criminal Justice (TDCJ) prison for men, located in unincorporated Houston County, Texas. Formerly called the Eastham Unit or "The Ham," the prison was renamed the J. Dale Wainwright Unit after a former chairman of the Texas Board of Criminal Justice. The 12,789 acres (5,176 ha) prison is located on Farm to Market Road 230, near Lovelady and 13 miles (21 km) west of Trinity.