604 1 Street SW

604 1 Street SW is a commercial property in Downtown Commercial Core, Calgary, built in 1911 on a 16,755 sq ft lot. The City of Calgary assessed it at $3,180,000 for 2026, +3.2% over 3 years.

$3,180,000

2026 assessed value

See it on the 3D map

Change in assessed value

3 years+3.2%
5 years-29.5%

The change in the City's assessment of the same property, to 2026. Years before the building was finished or before a jump in its value are left out.

Facts

Kind of property: Commercial property
2025 assessed value: $3,230,000
Year built: 1911
Lot size: 16,755 sq ft
Zoning: CR20-C20/R20
City use code: C101

Building history

1911 · BuiltCity assessment records
2008 · Building builtBuilding permit

Years built from the City's assessment rolls (2020 on), and completed permits for new buildings and demolitions (1999 on). Where they disagree, both are shown.

Permits (34)

Commercial / multi family project (improvement)Building permit · Sep 2026 · est. $800,000 · in review · BP2026-18430
Interior alterations (The Lougheed Bldg.)Building permit · Mar 2022 · est. $745,000 · expired · BP2021-17421
The Lougheed Building Interior AlterationBuilding permit · Feb 2020 · est. $7,764,623 · completed · BP2019-16295
Exterior renovations: multi-use commercial (building refurbishment), addition: office (rooftop balcony)Development permit · Jan 2020 · approved · DP2019-6219
Loughheed Building - Interior DemolitionBuilding permit · Nov 2019 · est. $1,035,114 · completed · BP2019-15929

From the City of Calgary's open data, up to Oct 2026. The map lists every one. Costs are the applicant's estimate.

Along 1 Street SW

From the City of Calgary's open assessment data. An assessment is the City's estimate of market value on July 1, 2025, for property tax; it is not a sale price. The map also shows building permits, legal suites and homes for sale or rent.