 Bala Junction was unusual in that it was inaccessible by road and merely served as an interchange station; it was located about ¾ mile to the south-east of the town of Bala.The station was at the junction with the Blaenau Ffestiniog branch.It was built as a crossing point for trains on the Bala Ffestiniog and Ruabon Barmouth lines, and featured three platforms with a small waiting room and signalbox on a central island platform.