Carrying on with the requested look at Merthyr’s lost chapels, here is the final batch – the lost chapels of Treharris and District.
TREHARRIS
Bethania Welsh Calvinistic Methodist Chapel
Penn Street, Treharris
Built 1880. Demolished 1970
No photo
Forest Road Pentecostal Mission
Forest Road, Treharris
Built ? Demolished ?

Saron Welsh Wesleyan Chapel
John Street, Treharris
Built 1895. Demolished ?

Trinity Forward Movement Presbyterian Chapel
Perrott Street, Treharris
Built 1894. Rebuilt 1914. Demolished 2001.

Wesleyan Chapel
John Street, Treharris
Built 1883. Rebuilt 1900. Demolished ?

Zion Primitive Methodist Chapel
Williams Terrace, Treharris
Built 1887. Rebuilt 1890. Demolished 1978

EDWARDSVILLE
Seion Welsh Independent Chapel
Cardiff Road, Edwardsville
Built 1902. Demolished ?

TRELEWIS
Ebenezer Welsh Independent Chapel
High Street, Trelewis
Built 1875. Rebuilt 1889. Demolished ?

Trinity English Baptist Chapel
Richards Terrace, Trelewis
Built 1909. Demolished 2016

BEDLINOG
Gosen Welsh Calvinistic Methodist Chapel
High Street, Bedlinog
Built 1877. Rebuilt 1910. Demolished ?

QUAKERS’ YARD
Ebenezer Primitive Methodist Chapel
Built ? Demolished ?

Horeb Welsh Wesleyan Chapel
Mill Road, Quakers’ Yard
Built 1833. Rebuilt 1839. Demolished ?
No Photo
Libanus Welsh Independent Chapel
Leigh Terrace, Quakers’ Yard
Built 1833. Rebuilt 1859. Demolished ?

Soar Welsh Independent
Pentwyn Deintyr, Quakers’ Yard
Built 1831. Demolished ?
No Photo
If anyone call fill in any of the dates in this article, or if anyone has photographs of the three chapels that I don’t have photos of, any information would be greatly appreciated.
In 1870, members of Libanus Chapel, Quakers Yard started a Sunday School in Trelewis, firstly at Penygroesheol and then at Pontsquire.