The church building is an example of High Victorian Gothic Revival architecture featuring a barrel vaulted ceiling, curved pews, and excellent acoustics.

The new congregation was named for Presbyterian Missionary Superintendent James Robertson.

[2]: 12–3 In 1925, the membership of Robertson voted to join the United Church of Canada, which was founded that year.

[3] Originally, the congregation of Wesley met in a tent, but soon moved to a new wood-frame church building located just north of Jasper Avenue.

[2]: 9 In 1925, the membership of Wesley voted to join the United Church of Canada.