Harthill on Wikipedia.
 

All photos © Jim Parker (2016).

Benhar Evangelical Church on Covenanter Street. Link.

Harthill Community Church on West Main Street. Link.

St. Andrew (CoS) on West Benhar Street. Another view.

Isabel Hay (to whom my appreciation) has confirmed that St. Andrew's Church Forrest Memorial Hall is indeed a former church (Forrest Memorial Church), where her father Rev. Robert Gray was minister from 1947-51. Another view. Link.

St. Catherine (R.C.) on Westcraigs Road. Link.

Victoria Street Gospel Hall.