Afon Sirhowy Hut Circle comprises the remains of a round house, situated within open moorland. The hut circle measures 5.3 meters in diameter within a low grass-covered stony bank which is 1.1 meters in thickness and 0.2 meters in height. The hut circle is terrace into the slope on the rear, with an entrance visible in the NNW side.
Source: Cadw scheduling description. F.Foster/RCAHMW 25.09.2008