List of scheduled monuments in Merthyr Tydfil County Borough
Merthyr Tydfil County Borough has 43 scheduled monuments. The prehistoric scheduled sites include many burial cairns and several defensive enclosures. The Roman period is represented by a Roman Road. The medieval periods include two inscribed stones, several house platforms and two castle sites. Finally the modern period has 14 sites, mainly related to Merthyr's industries, including coal mining, transportation and iron works.