On June 25, 2021 the Heritage Calgary board approved the following site to be updated to the Inventory of Evaluated Historic Resources.

Rideout (Mitchell-Sproule) Residence – 2209 Carleton Street SW (Upper Mount Royal)
Year Built: 1912

Evaluated as a Community Historic Resource

The Rideout (Mitchell-Sproule) Residence (1912) is one of Upper Mount Royal’s earliest homes, representing the area’s origins  as an elite residential suburb attracting Calgary’s newly affluent who were benefitting from the city’s pre-WWI economic boom. (Symbolic Value, Community-wide Significance)

This Craftsman style home contributes to Mount Royal’s assemblage of substantial, high-quality homes in a variety of styles. (Style Value, Community-wide Significance)