St Mary’s is a Grade II* listed building, designed by S S Teulon in a Byzantine style. In 2003, the church was reordered and redecorated. A classic cruciform layout with a gallery around three sides of the nave. The Polygon is the adjoining St Mary’s Church hall, built in the 1950s and 1970s with a complete refurbishment of the kitchen and toilets in 2013, and has a number of areas which can be separated by moveable screens. The church tower is the tallest tower in Ealing, offering spectacular views.