The work of architect John Paterson,[1] it is now a Category B listed building.

[4] The square in which the church stands is also part of the Category B listing.

Perth band Fiction Factory frequented Bandwagon Music Supplies, which was located behind the church in St Paul's Square.

"They would come into my shop wanting to hear their recording on my wee cassette recorder that turned out to be a number six single that still gets played today," said Pete Caban, the shop's owner.

The shop closed in 2020 after 37 years in business, with Caban blaming the delayed work on the church and resultant drop in foot traffic to the square.