Haydock on Wikipedia.
 

Blessed English Martyrs (R.C.) on Piele Road. SJ 5614 9704. © Peter Morgan. Link.

Christ Church (U.R.C.) on Park  Street. It's marked on older maps as Congregational, and dates from 1891. SJ 5417 9684. © Peter Morgan. Link.

Methodist Church on Clipsley Lane. Older maps label it as Wesleyan, and it's dated here to 1846. SJ 5566 9673. © Peter Morgan.

A former Primitive Methodist Chapel stands on West End Road, a short distance north-east of St. Mark. Converted into housing, it was seen by Streetview in 2018. Genuki dates it to 1875. SJ 5437 9699.

The former Providence Strict Baptist Chapel (1876) on Clipsley Lane. SJ 5536 9685. © Peter Morgan.

St. James the Great. SJ 5633 9700. © Peter Morgan. Another view, and three of the interior - 1, 2, 3, all © Karel Kuča (2019). Link.

St. Mark, on West End Road, St. Mark's Street, and Park Road. SJ 5429 9693. © Peter Morgan. Link.