644 Spadina Ave

Harry Armstrong House

ListedToronto, Ontario · Register as of September 1, 2026

Is it a heritage property?

Yes. 644 Spadina Ave, Toronto is listed on the municipal heritage register.

Listed (non-designated) properties come off municipal registers on January 1, 2027 unless council issues a notice of intention to designate first, and can't be relisted for five years. Source: City of Toronto — Heritage Register, as of September 1, 2026.

80days until January 1, 2027, when listed properties without a notice of intention to designate come off the register. What that means

At a glance

Year built: 1890
Building height: about 14 m at its highest point (City of Toronto 3D massing)
Lot area: 308 m²
Neighbourhood: University
Heritage neighbours: 3 other heritage properties within 100 m
Ward: Ward 11 University-Rosedale
Comes off the register: January 1, 2027
Location: Matched to the municipal address

Harry Armstrong House, 1890;Description, from City of Toronto — Heritage Register

Building details from the municipality's register unless marked otherwise.

Condition on the ground

No condition reports yet.

A vacant or neglected heritage building can be reported to the municipality's property standards or by-law office (311 in most cities). Photos must be taken from public property and must not show people.

Community collection

No historic photos, documents or recollections yet. Do you have one?

Development applications

Official Plan or zoning by-law amendment · filed May 18, 2018 · ClosedAt this address (the application covers 3 addresses) · 18 161814 STE 20 OZOfficial Plan Amendment application to redesignate a portion of the site from Neighbourhoods to Mixed-Use Areas for the property at 630-646 Spadina Avenue and 67 Harbord Street. The Official Plan Amendment would also designate the lands at 630 Spadina Avenue as Mixed Use Area 3…Application details
Site plan approval · filed November 19, 2009 · ClosedAbout 49 m away, at 84 Harbord St · 09 189494 STE 20 SASite plan approval for subject lands abutting a substandard lane

From municipal open data (Open Government Licence – Toronto). An application is a proposal; it doesn't change the property's heritage status. Nearby means within 50 m.