The town hall, which was the headquarters of Mountain Ash Urban District Council, is a Grade II listed building.

[2][3] In this context the new civic leaders decided to procure a municipal building: the site they chose had been unoccupied since the Nixon's Workmen's Institute relocated to the southwest side of the River Cynon in 1899.

[1] There was a balcony and a French door on the first floor, while the other bays in the central section contained casement windows which were separated by full-height pilasters.

[7] The Aberdare Canal, at the rear of the property, ceased to be used for water transport in the early 1920s and was filled in to form the New Cardiff Road in 1933.

[7] The council announced, in March 2021, that, following the award of a grant of £250,000 from the Valleys Taskforce, the building would be converted for use as a co-working hub for small businesses.