The Thomaston-Upson County district serves all or some of: Thomaston. Thomaston-Upson County School District currently has 14 single family homes for sale with an average list price of $548,985.71 and 4 lots for sale with an average list price of $68,250 that attend the district. The average annual property tax for Thomaston-Upson County School District is $1,212.16.