It is located between the stations of Beddgelert and Pont Croesor on the recently restored Welsh Highland Railway.

In 1934 the Festiniog Railway Company assumed direct control of the WHR and renamed the station Aberglaslyn as part of an attempt to attract more passengers.

Although there were plans for a halt serving Nantmor when the re-building of the WHR was proposed, they were dropped because of local objections.

Subsequently, on 23 and 24 February 2007, a parish vote was held and by a large majority, (36 to 11) they agreed to ask for a halt to be located in the village.

[2] Construction was delayed until February 2010 due to a shortage of resources and work was completed by 16 March 2010.