Aberhosan (Welsh pronunciationⓘ) is a village in the Welsh principal area of Powys, located between the town of Machynlleth and village of Dylife.

In 1990 a memorial was unveiled at the Cadair viewpoint (at 52°32′56″N 3°43′06″W / 52.5489°N 3.7183°W / 52.5489; -3.7183 (Vaughan-Williams memorial toposcope)) to the broadcaster and writer Wynford Vaughan-Thomas.

It is a toposcope, looking out over the rolling hills and mountains, with a depiction of Vaughan-Thomas pointing towards Snowdon, Wales' highest peak, which is just visible on a clear day.

[2] In September 2020 the BBC reported that the village had had serious issues with its broadband internet connectivity for the previous 18 months.

BT Openreach engineers investigated the problem using a spectrum analyser and found that the issue was caused by a resident who was using an old television.