Reddish falls in the Diocese of Manchester for the Church of England, and the Diocese of Salford for the Roman Catholic Church.

• St Mary, Reddish Road; (Church of England). Reddish's first church, built between 1862-1864 at a cost of £2500 in the "decorated English style" and consecrated on 23rd March 1865. The parish was created from Heaton Norris, and is still known as Heaton Reddish.

Other Churches in Reddish:

• St Agnes, Gorton Road; (Church of England). 1908, brick, some good glass.
• Bethel Christian Centre/Reddish Community Church/Bethel Apostolic Church, Sykes Street; (Apostolic Church).
• Christ Church, Lillian Grove; (Methodist/United Reformed Church).
• St Elisabeth, Lemington Road; (Anglo-Catholic - Church of England); 1883 Victorian Gothic building by Alfred Waterhouse. Paid for by Houldsworth
• Holy Family, Thornley Lane North;^[(Roman Catholic).
• St Joseph, Gorton Road (Roman Catholic).
• Reddish Christian Fellowship, Broadstone Road sited in an end-of-terrace house.
• Stockport Seventh-day Adventist Church, Coronation Street; (Seventh-day Adventist Church); modern building.