Cwm Prysor Halt railway station

In 1882 the Bala and Ffestiniog Railway opened the line from to a temporary terminus at , Trawsfynydd was one of the stations opened with the line; the future Cwm Prysor Halt would be on this line, east of Trawsfynydd. At Festiniog passengers had to transfer to narrow gauge trains if they wished to continue northwards. To do this people travelling from Bala to Blaenau or beyond walked the few yards from the standard gauge train to the narrow gauge train, much as they do today between the Conwy Valley Line and the Ffestiniog Railway at . The following year the narrow gauge line was converted to standard gauge, but narrow gauge trains continued to run until 5 September 1883 using a third…

The unstaffed halt's single platform's edge was made of wood, the platform itself being infilled with ash and cinders. It was a mere 100 feet long, sufficient for just two coaches to draw alongside at one time, though one or two coach trains were normal in later years. The amenities provided were a platform shelter and an oil lamp; access was by a country lane. The Stationmistress who ran Cwm Prysor station - Harriet James - lived at Trawsfynydd and had to cycle nearly 5 miles each day to Cwm Prysor through open terrain.