OfficeBuildings.ca / Downtown Commercial Core · Calgary office building record

Downtown Commercial Core · Calgary office building record

Tower Centre

Office · mid-rise office building · built 1969 · 131 9 Ave SW

LiDAR roof height39.1 m

Storey-equivalent (derived)10

Footprint7,965 m²

Parcel8,406 m²

Year built (roll)1969

Assessed 2026$13.4M

Structures on parcel2

Nearest CTrain256 m

Civic address: 131 9 Ave SW, Calgary, AB
Community: Downtown Commercial Core (DNC)
City sub-property use: C101 Office · all Office sites
Land use district: DC — Direct Control (Direct Control)
Height rank: #122 of 580 citywide · #85 of 111 in Downtown Commercial Core
Site coverage: 95% of parcel under LiDAR footprints
Parcel pieces: 1 titled piece · roll 203465364
Coordinates: 51.044257, -114.063094

Massing and site plan

Left: isometric massing of every LiDAR structure on the parcel, at true scale, viewed from the south-west with 3.9 m storey lines. Right: plan of the parcel with surrounding footprints, Plus 15 walkways and nearby stations. Open this building in the 3D city →

39.1 m · 7,838 m² · 11.2 m · 127 m²

Context within 191 m. Grey footprints darken with height; lime is the Plus 15 network.

How it compares

Roof height against the Downtown Commercial Core median and tallest, and against the city.

Access

Public-geometry tests only; confirm routes, entrances and hours with the building.

CTrain

Nearest station: Centre Street, 256 m straight-line (route 201/202). Planned Green Line station Beltline is 274 m away (Downtown Segment, per the City’s Green Line map).

Other office buildings near Centre Street Station →

Plus 15

The City’s Plus 15 walkway geometry touches this parcel; the plan above shows the connected segments in lime. Confirm access points, hours and the interior route with the building.

Heritage inventory

The City of Calgary Inventory of Evaluated Historic Resources records the following on this parcel.

Palliser Square (Commercial Complex West: Palliser Square West Transportation Centre: Palliser Square West The Mount Royal Apartments: Mount Royal House Commercial Complex East: Palliser Square East Husky House: One Palliser Square/Palliser One Husky Service Centre: Husky Service Station)

Construction year: —
Architect: Albert Dale & Associates
Builder: Dominion Construction Co. Ltd.; Poole Construction & C.J. Oliver Ltd.
Style: Modern
Typology: —
Development era: 1957 to 1982 (Modern)
Designation: Inventory listing only

This site is significant because...

Palliser Square is tremendously valued as a symbol of the 'New Heart of Downtown Calgary', and was a direct result of urban renewal initiatives to redevelop the downtown core in the 1960s. The property was redeveloped by Marathon Realty, a subsidiary of CPR, established in 1963 to develop CPR land in the Canadian west (Symbolic value - City-wide Significance).

Palliser Square is additionally significant for its revolutionary design as the largest interconnected complex in the Canadian west at the time of its construction. The complex, constructed for $36,000,000, was conceived as a self-sufficient miniature city with internal connecting corridors, stimulating a perception of wholeness (Design value - City-wide significance).

Palliser Square is also valued for its distinctive and cohesive modern style that reflects Classical elements of the original Pal

Character-defining elements: Key elements of the heritage character include but are not limited to: - setting on a two block property on the south side of 9th Ave and the north side of 10th Ave between 1st St SE and 1st St SW in the southeastern core of downtown Calgary; - siting of complex around and including Calgary Tower; and - stepped concrete plant boxes and artistic pre-cast concrete panel on Palliser Square West wall with coiling detailing; small enclosed park to east of One Palliser Square. Husky Service Centre - one-storey with flat angled overhanging roofline; glass curtain wall on front façade; and - Thunderst

Source: The City of Calgary Inventory of Evaluated Historic Resources, entry 768.

Named building record

Public-domain building facts from Wikidata attached by location. Where a stated height differs from the LiDAR roof, the difference usually reflects spires, screens or datum.

Name: Tower Centre
Description: office building and former railway station in Calgary, Alberta
Identifier: Wikidata Q7829644 (CC0)

Assessment history

Assessed values are The City of Calgary’s taxation figures by roll year, not sale prices or rents; Alberta does not publish transaction prices.

Roll 203465364 · Office

Series not charted. The City’s published values for this roll number change by more than half or double between years, which usually signals a re-numbered, split or partially assessed account rather than a market movement. The published figures are listed below without a trend claim.

Published values by roll year

Roll year	Assessed value	Change
2026	$13.4M	—

Development and building permits

Applications the City has located on this parcel since 2012, from the Development Permits and Building Permits datasets.

Recent development permits 3 since 2012

Applied	Permit	Category · description	Status
2019-01-15	DP2019-0214	Signs - Discretionary Use NEW: SIGN - CLASS B & D (FASCIA SIGN, CANOPY SIGN)	Released Approval
2015-03-31	DP2015-1272	Signs - Discretionary Use NEW: SIGN - CLASS B (FASCIA SIGN)	Released Approval
2012-06-11	DP2012-2427	Change of Use - Discretionary Use or Relaxations Required CHANGE OF USE: AUTOMOTIVE SALES AND RENTALS	Released Approval

Recent building permits 30 since 2012 · 10 in the City’s office class

Applied	Permit	Class · work	Est. cost	Status
2026-08-19	BP2026-15804	3599 - Recreation Misc. · Improvement	$850,000	Pending Plans Review Assignment
2025-10-10	BP2025-20016	3402 - Office · Unspecified Fire Alarm Modifications	$60,000	Completed
2025-06-06	BP2025-10864	2306 - Parking Garage · Improvement Calgary Tower Parkade/Palliser Parkade - 2025 Parkade Maintenance Program	$160,000	Completed
2024-05-01	BP2024-08352	2203 - Tower · Improvement Interior Renovation - Group A2 - Grab & Go, Calgary Tower	$50,000	Completed
2024-04-01	BP2024-05577	3402 - Office · Improvement Interior Alteration - Leasehold Improvement	$321,000	Completed
2023-04-17	BP2023-05104	2306 - Parking Garage · Improvement Parkade Precast Repair (Palliser Square Complex 2022 East).	$75,000	Completed
2023-04-17	BP2023-05100	2306 - Parking Garage · Improvement Paliser Square Tower Parkade Repairs 2023	$200,000	Completed
2022-12-13	BP2022-20028	6399 - Municipal/Commercial Misc. · Improvement Accessibility upgrades	$180,000	Completed

Declared estimated project cost across all 30 non-residential building permits on the parcel since 2012: $4.5M. Permit descriptions are the City’s records at retrieval; applicant and contractor names are not reproduced.

Nearby office buildings

The six nearest office building sites in the record, by straight-line distance between parcel centroids.

110 9 Ave SW72.6 m · built 2010 · Office · 2 accounts · Downtown Commercial Core · 83 m
150 9 Ave SW124.4 m · built 1979 · Office · Downtown Commercial Core · 140 m
Palliser South140 10 Ave SE81.7 m · built 2010 · Office · Beltline · 151 m
121 10 Ave SE5.9 m · built 1952 · Office · Beltline · 159 m
Northern Electric Co. Warehouse102 11 Ave SE21.8 m · built 1912 · Office · Beltline · 179 m
110 11 Ave SE16.4 m · built 1911 · Office · Beltline · 181 m

Tower Centre questions

Answers drawn from the record.

How tall is Tower Centre?

The main structure on the parcel has a LiDAR roof height of 39.1 m in The City of Calgary’s 3D building data, a storey-equivalent of about 10 at 3.9 m per storey.

When was Tower Centre built?

The City’s assessment roll records 1969 as the year of construction.

Which CTrain station is closest to Tower Centre?

Centre Street Station, 256 m in a straight line from the parcel centroid.

Is office space available at Tower Centre?

This profile is built from public records and does not track availability, rents or tenancy. Submit a private requirement and current options in the building or nearby will be confirmed through Commercially.

Open in 3D Downtown Commercial Core office buildings Calgary office space guide Downtown map Skyline Office lease cost guide Office tour checklist

Public record sources: Current Year Property Assessments (Parcel), Historical Property Assessments (Parcel), Assessment Subproperty Use Codes, 3D Buildings - Citywide (LiDAR roof outlines), Land Use Districts, Transit LRT Stations, Green Line Stations, Plus 15, Historic Resource (Inventory of Evaluated Historic Resources), Development Permits, Building Permits, Calgary Existing Buildings - Performance Metrics (BenchmarkYYC) — The City of Calgary, retrieved 2026-09-21. Contains information licensed under the Open Government Licence – City of Calgary. Building names, floor counts and architects, where shown, come from Wikidata (CC0). No brokerage, listing-data or commercial research source is used.

Boundary: Assessed values are the City’s assessment-roll figures for taxation and are not sale prices, asking rents, vacancy or availability; Alberta does not publish transaction prices. LiDAR heights are roof-surface elevations above the lowest ground point at the building perimeter and can differ from architectural heights. Storey equivalents are derived at 3.9 m per storey and are not floor counts. Distances are straight-line. Permit descriptions are the City’s records at retrieval and do not establish current use, tenancy or availability. Read the methodology.

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