Burfa Castle (also known as Burfa Hillfort, Burfa Bank Hillfort, or Burfa Camp)[4][5] is an Iron Age hillfort near the tiny town of Old Radnor, Radnorshire in Powys, Wales. The site is a scheduled monument described as a prehistoric defensive hillfort, and was included in an inventory of monuments by 1913.[6][7] The site is near Offa's Dyke which passes near the bottom of Burfa Bank.[5]