The St Mary’s site was added to the New South Wales State Heritage Register on 2 April 1999.

[1] Waverley the suburb's name comes from the book title by Walter Scott, famed Scottish author and poet.

The church was designed in the Ecclesiastical Gothic Revival style by Edmund Blacket, a prominent Australian architect of the Victorian era.

Sited on the highest point in Waverley, the group is a visually prominent feature of the streetscape, derived mainly from the stone church and wide frontage to Birrell and Council Streets.

There are mature Canary island date palms (Phoenix canariensis), near the adjacent former Church Hall and within the grounds.

[3] Other mature plantings include Lord Howe Island palm (Howea fosteriana), low hedging of box (Buxus sp.).

[1][4][9] A columbabium (c. 1970) exists on the north side of the church, screened by a mature cypress (Cupressus sp.)

[1][3] Federation Gothic style hall c. 1900s, rectangular of dark face brick construction with a hipped roof form clad in terracotta tiles, partially-concealed behind a series of rendered masonry battlements.

The western elevation has a skillion lean-to awning providing cover to mechanical and electrical plant equipment.

Largely intact exterior although evidence of previous alterations and additions, retains a high degree of architectural embellishment.

Generally in good condition, although there is a plan to refurbish the roof cladding which is degraded wooden shingles, with Welsh Slate.

There are mature Canary island palms (Phoenix canariensis), near adjacent former Church Hall and within grounds.

[3][1] The St Mary's Anglican Church and Pipe Organ was listed on the New South Wales State Heritage Register on 2 April 1999 having satisfied the following criteria.

One of the oldest buildings in the Waverley Council area, and notable for its association with Bishop Barker and important local families.

[1] The place is important in demonstrating aesthetic characteristics and/or a high degree of creative or technical achievement in New South Wales.

[1] The place is important in demonstrating the principal characteristics of a class of cultural or natural places/environments in New South Wales.

[1] This Wikipedia article was originally based on St. Mary's Anglican Church and Pipe Organ, entry number 00160 in the New South Wales State Heritage Register published by the State of New South Wales (Department of Planning and Environment) 2018 under CC-BY 4.0 licence, accessed on 1 June 2018.