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Downtown Commercial Core · Calgary office building record

520 5 Ave SW

Office · high-rise office building · built 1981 · 520 5 Ave SW

LiDAR roof height99.6 m
Storey-equivalent (derived)26
Footprint1,265 m²
Parcel1,102 m²
Year built (roll)1981
Assessed 2026$12.1M
Structures on parcel1
Nearest CTrain234 m
Civic address
520 5 Ave SW, Calgary, AB
Community
Downtown Commercial Core (DNC)
City sub-property use
C101 Office · all Office sites
Land use district
CR20-C20/R20 — Commercial - Residential Core (Commercial - Core)
Height rank
#41 of 580 citywide · #34 of 111 in Downtown Commercial Core
Site coverage
115% of parcel under LiDAR footprints
Parcel pieces
1 titled piece · roll 067024901
Coordinates
51.048947, -114.072526

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 →

99.6 mN20 mLiDAR roof outlines · City of Calgary · true scale
99.6 m · 1,265 m²
5 m structure9.4 m structure9.5 m structure10.2 m structure11.4 m structure12.2 m structure33.7 m structure43.3 m structure49.3 m structure75.2 m structure78.9 m structure80.6 m structure82.9 m structure82.9 m structure82.9 m structure86.8 m structure88.5 m structure124.9 m structurePlus 15 — Bridge EnclosedPlus 15 — Bridge EnclosedPlus 15 — Bridge EnclosedPlus 15 — EnclosedPlus 15 — EnclosedPlus 15 — Bridge EnclosedPlus 15 — Open to SkyPlus 15 — Open to SkyPlus 15 — Bridge EnclosedPlus 15 — Bridge EnclosedPlus 15 — EnclosedPlus 15 — Bridge EnclosedPlus 15 — Bridge EnclosedPlus 15 — Bridge Open to SkyPlus 15 — EnclosedPlus 15 — Bridge Open to SkyPlus 15 — EnclosedPlus 15 — Bridge EnclosedPlus 15 — EnclosedPlus 15 — UnclassifiedPlus 15 — EnclosedPlus 15 — EnclosedPlus 15 — EnclosedPlus 15 — EnclosedPlus 15 — EnclosedPlus 15 — Bridge EnclosedPlus 15 — EnclosedPlus 15 — EnclosedPlus 15 — Open to SkyPlus 15 — Bridge EnclosedPlus 15 — EnclosedPlus 15 — Open to SkyPlus 15 — Open to SkyPlus 15 — Enclosed99.6 m · 1,265 m² footprintN50 mFootprints within 150 m · City of Calgary
Context within 150 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.

520 5 Ave SW99.6 mDowntown Commercial Core median66.2 mDowntown Commercial Core tallest243.2 mCalgary office median12.8 mCalgary tallest office roof243.2 m

Access

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

CTrain

Nearest station: 4th Street SW, 234 m straight-line (route 201/202). Planned Green Line station 7 Avenue SW is 385 m away (Downtown Segment, per the City’s Green Line map).

Other office buildings near 4th Street SW 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.

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 067024901 · 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 yearAssessed valueChange
2005$24.9M
2006$45.4M82.1%
2007$61.8M36.3%
2008$84.6M36.8%
2009$87.3M3.2%
2010$60.7M-30.5%
2011$28.0M-53.9%
2012$46.1M65.0%
2013$85.3M84.9%
2014$97.0M13.6%
2015$96.7M-0.3%
2016$56.0M-42.1%
2017$34.4M-38.6%
2018$28.3M-17.6%
2019$19.5M-31.2%
2020$16.1M-17.6%
2021$14.2M-11.5%
2022$11.2M-20.9%
2023$11.2M0.0%
2024$10.6M-5.4%
2025$11.8M10.6%
2026$12.1M3.1%

Development and building permits

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

052012: 0 development permits2012: 7 building permits122013: 0 development permits2013: 5 building permits132014: 1 development permit2014: 5 building permits142015: 1 development permit2015: 4 building permits152016: 0 development permits2016: 1 building permit162017: 1 development permit2017: 3 building permits172018: 0 development permits2018: 8 building permits182019: 0 development permits2019: 0 building permits192020: 0 development permits2020: 0 building permits202021: 0 development permits2021: 2 building permits212022: 0 development permits2022: 3 building permits222023: 0 development permits2023: 1 building permit232024: 0 development permits2024: 1 building permit242025: 0 development permits2025: 5 building permits252026: 0 development permits2026: 4 building permits26Development permitsBuilding permits (non-residential)

Recent development permits 3 since 2012

AppliedPermitCategory · descriptionStatus
2017-01-06DP2017-0048Change of Use - Permitted Use
CHANGE OF USE: TAKE OUT FOOD SERVICE
Released
Approval
2015-11-12DP2015-4712Renovations - Non-Residential
REVISION: MULTI- USE COMMERCIAL (CHANGES TO DP2014-2706)
Lapsed
Approval
2014-06-11DP2014-2706Commercial - Downtown
ADDITION: MULTI- USE COMMERCIAL (SOUTH ELEVATION)
Released
Approval

Recent building permits 49 since 2012 · 42 in the City’s office class

AppliedPermitClass · workEst. costStatus
2026-09-04BP2026-170283402 - Office · Improvement
DRURY LAW-INTERIOR PARTITION
$25,000Issued Permit
2026-09-03BP2026-168942497 - Engineer/Utility Misc. · Unspecified$3,500Pending Prescreen Review
2026-09-02BP2026-167913402 - Office · Improvement$65,000Pending Plans Review Assignment
2026-03-30BP2026-049323402 - Office · Unspecified
Fire Alarm Repair/Upgrade
$9,000Issued Permit
2025-10-06BP2025-195653506 - Clubhouse · Improvement
Interior Alterations
$140,000Completed
2025-08-08BP2025-154693402 - Office · Improvement
Interior Alterations
$126,690Completed
2025-07-25BP2025-144983402 - Office · Improvement
Interior alterations
$185,456Issued Permit
2025-07-24BP2025-144553402 - Office · Improvement
Two new tenants with new demising wall
$35,000Issued Permit

Declared estimated project cost across all 49 non-residential building permits on the parcel since 2012: $10.5M. 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.

  • 540 5 Ave SW82.9 m · built 1970 · Office · Downtown Commercial Core · 41 m
  • 555 4 Ave SW82.9 m · built 1979 · Office · Downtown Commercial Core · 53 m
  • 444 5 Ave SW86.8 m · built 1972 · Office · Downtown Commercial Core · 94 m
  • 435 4 Ave SW33.7 m · built 1977 · Office · Downtown Commercial Core · 110 m
  • 500 4 Ave SW124.9 m · built 1973 · Office · Downtown Commercial Core · 110 m
  • 550 6 Ave SW49.3 m · built 1966 · Office · Downtown Commercial Core · 115 m

520 5 Ave SW questions

Answers drawn from the record.

How tall is 520 5 Ave SW?

The main structure on the parcel has a LiDAR roof height of 99.6 m in The City of Calgary’s 3D building data, a storey-equivalent of about 26 at 3.9 m per storey.

When was 520 5 Ave SW built?

The City’s assessment roll records 1981 as the year of construction.

Which CTrain station is closest to 520 5 Ave SW?

4th Street SW Station, 234 m in a straight line from the parcel centroid.

Is office space available at 520 5 Ave SW?

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.

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.