404 6 Ave SW
Office · mid-rise office building · built 1970 · 404 6 Ave SW
- Civic address
- 404 6 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
- #119 of 580 citywide · #83 of 111 in Downtown Commercial Core
- Site coverage
- 104% of parcel under LiDAR footprints
- Parcel pieces
- 1 titled piece · roll 068053206
- Coordinates
- 51.047947, -114.070618
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 →
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: 3rd Street SW, 175 m straight-line (route 201/202). Planned Green Line station 7 Avenue SW is 214 m away (Downtown Segment, per the City’s Green Line map).
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 068053206 · 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 |
|---|---|---|
| 2005 | $8.1M | — |
| 2006 | $11.3M | 40.0% |
| 2007 | $15.5M | 36.6% |
| 2008 | $26.5M | 71.2% |
| 2009 | $28.0M | 5.5% |
| 2010 | $22.6M | -19.2% |
| 2011 | $11.7M | -48.2% |
| 2012 | $14.1M | 20.7% |
| 2013 | $28.3M | 100.5% |
| 2014 | $30.1M | 6.4% |
| 2015 | $28.1M | -6.9% |
| 2016 | $19.4M | -30.8% |
| 2017 | $10.9M | -44.1% |
| 2018 | $7.7M | -29.3% |
| 2019 | $8.1M | 4.8% |
| 2020 | $7.1M | -12.3% |
| 2021 | $6.3M | -10.9% |
| 2022 | $5.7M | -8.9% |
| 2023 | $5.0M | -12.2% |
| 2024 | $5.3M | 5.6% |
| 2025 | $4.5M | -16.2% |
| 2026 | $4.5M | 1.1% |
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 |
|---|---|---|---|
| 2017-08-25 | DP2017-3914 | Renovations - Non-Residential EXTERIOR RENOVATIONS: MULTI-USE COMMERCIAL (ROOF TOP UNITS) | Cancelled |
| 2016-02-05 | DP2016-0445 | Change of Use - Permitted Use CHANGE OF USE: FITNESS CENTRE | Released Approval |
| 2016-01-19 | DP2016-0174 | Change of Use - Permitted Use CHANGE OF USE: FITNESS CENTRE | Released Approval |
Recent building permits 30 since 2012 · 28 in the City’s office class
| Applied | Permit | Class · work | Est. cost | Status |
|---|---|---|---|---|
| 2025-05-13 | BP2025-08915 | 3402 - Office · Unspecified Fire alarm upgrade | $1,178 | Completed |
| 2024-03-15 | BP2024-04476 | 3402 - Office · Improvement Interior Alteration | $440,000 | Completed |
| 2020-11-18 | BP2020-16942 | 3402 - Office · Improvement Interior Alteration - 5th Floor Songheees Marketing | $180,000 | Completed |
| 2020-11-18 | BP2020-16944 | 3402 - Office · Improvement Alterations to the 5th floor common corridor. | $40,000 | Completed |
| 2020-10-26 | BP2020-15669 | 4002 - Vacant · Improvement Interior Demo - Group D Offices | $10,000 | Completed |
| 2020-10-21 | BP2020-15415 | 3402 - Office · Improvement Interior Alteration - Group D - ICM Sigit | $215,000 | Completed |
| 2020-10-06 | BP2020-14546 | 3402 - Office · Improvement Interior Demo - Group D - Office | $10,000 | Completed |
| 2020-05-20 | BP2020-06103 | 3402 - Office · Improvement Interior alterations | $70,000 | Issued Permit |
Declared estimated project cost across all 30 non-residential building permits on the parcel since 2012: $4.7M. 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.
404 6 Ave SW questions
Answers drawn from the record.
How tall is 404 6 Ave SW?
The main structure on the parcel has a LiDAR roof height of 40.9 m in The City of Calgary’s 3D building data, a storey-equivalent of about 10 at 3.9 m per storey.
When was 404 6 Ave SW built?
The City’s assessment roll records 1970 as the year of construction.
Which CTrain station is closest to 404 6 Ave SW?
3rd Street SW Station, 175 m in a straight line from the parcel centroid.
Is office space available at 404 6 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.