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Beltline · Calgary office building record

Lorraine Apartments

Office · mid-rise office building · built 1934 · 620 12 Ave SW

LiDAR roof height16.4 m
Storey-equivalent (derived)4
Footprint689 m²
Parcel1,049 m²
Year built (roll)1934
Assessed 2026$983,500
Structures on parcel1
Nearest CTrain527 m
Civic address
620 12 Ave SW, Calgary, AB
Community
Beltline (BLN)
City sub-property use
C101 Office · all Office sites
Land use district
CC-X — Centre City Mixed Use District (Commercial)
Height rank
#242 of 580 citywide · #69 of 119 in Beltline
Site coverage
66% of parcel under LiDAR footprints
Parcel pieces
1 titled piece · roll 067098400
Coordinates
51.042042, -114.075348

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 →

16.4 mN20 mLiDAR roof outlines · City of Calgary · true scale
16.4 m · 689 m²
3.7 m structure3.7 m structure4.5 m structure5.2 m structure6.9 m structure7.2 m structure7.8 m structure8.6 m structure8.6 m structure8.9 m structure9.8 m structure11.4 m structure11.6 m structure11.6 m structure15.3 m structure16 m structure16.3 m structure16.8 m structure19.8 m structure20.3 m structure22.2 m structure22.2 m structure31 m structure34.6 m structure43.1 m structure45.5 m structure83.4 m structure16.4 m · 689 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 Beltline median and tallest, and against the city.

Lorraine Apartments16.4 mBeltline median18.4 mBeltline tallest123.5 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: 6th Street SW, 527 m straight-line (route 201/202). Planned Green Line station Beltline is 617 m away (Downtown Segment, per the City’s Green Line map).

Other office buildings near 6th Street SW Station →

Plus 15

Outside the Plus 15 network area.

Heritage inventory

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

Lorraine Apartments

Construction year
1913
Architect
Unknown
Builder
Unknown
Style
Beaux-Arts
Typology
Apartment
Development era
1906 to 1913 (Pre WWI Boom, Age of Optimism)
Designation
Inventory listing only

The Lorraine is a very good example of a four-storey, walk-up, apartment block of high quality built in the years before the First World War. The land on which it was constructed was acquired from Senator James Lougheed in 1912 by Omer H. Patrick, a real estate broker who may also have been the builder of The Lorraine. It remained in the Patrick family until 1972. The building is located around the corner from the Ranchmen's Club, and in the neighbourhood of many well-to-do property owners and tenants. A number of prominent Calgarians have lived in this building over the years, one of whom was R.C. Marshall, Mayor of the city, who resided here while in office in 1914.

The Lorraine adapts many of the features of plainer apartment blocks of the time, but combines them in a much more ornate manner. The typical bay windows at either side have been recessed within the red brick walls, and t

Character-defining elements: The character-defining elements of the Lorraine Block include such features as: - location in Calgary's Victoria Park district; - robust massing, - four-storey scale; - use of Tregillus 300-rough red bricks on south, east, and west elevations; - three storey brick portico featuring enclosed sun rooms on the second and third floors and an open balcony on the upper level; - extensive brick patterning and terra cotta trim, arches, busts, medallions and other decorative features; - horizontal band of terra cotta above ground floor, terra cotta frieze containing building name and flanked by terra c

Source: The City of Calgary Inventory of Evaluated Historic Resources, entry 199.

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 067098400 · 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$3.8M
2006$4.2M11.1%
2007$5.8M38.6%
2008$11.7M100.2%
2009$7.5M-36.0%
2010$5.0M-33.6%
2011$3.2M-34.9%
2012$3.6M12.0%
2013$6.4M75.5%
2014$6.6M3.1%
2015$7.8M18.9%
2016$6.3M-20.0%
2017$6.6M5.9%
2018$3.9M-40.6%
2019$3.8M-3.8%
2020$3.0M-20.6%
2021$2.2M-27.7%
2022$1.6M-27.6%
2023$756,500-51.8%
2024$722,000-4.6%
2025$920,00027.4%
2026$983,5006.9%

Development and building permits

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

0122012: 0 development permits2012: 0 building permits122013: 1 development permit2013: 0 building permits132014: 0 development permits2014: 0 building permits142015: 0 development permits2015: 0 building permits152016: 0 development permits2016: 0 building permits162017: 0 development permits2017: 0 building permits172018: 0 development permits2018: 2 building permits182019: 0 development permits2019: 2 building permits192020: 0 development permits2020: 0 building permits202021: 0 development permits2021: 0 building permits212022: 0 development permits2022: 1 building permit222023: 0 development permits2023: 0 building permits232024: 0 development permits2024: 1 building permit242025: 0 development permits2025: 1 building permit252026: 0 development permits2026: 1 building permit26Development permitsBuilding permits (non-residential)

Recent development permits 1 since 2012

AppliedPermitCategory · descriptionStatus
2013-07-16DP2013-2891Change of Use - Permitted Use
CHANGE OF USE: RESTAURANT: FOOD SERVICE ONLY - SMALL
Released
Approval

Recent building permits 8 since 2012 · 7 in the City’s office class

AppliedPermitClass · workEst. costStatus
2026-05-21BP2026-088943402 - Office · Improvement$10,000Hold - Prescreen Review
2025-06-04BP2025-106703402 - Office · Improvement
Interior
$125,000Completed
2024-03-17BP2024-045423403 - Office, Medical · Improvement
Interior alterations.
$21,600Completed
2022-06-14BP2022-103383402 - Office · Improvement
Exterior alteration.
$217,780Expired
2019-05-13BP2019-056343402 - Office · Improvement
Exterior repairs to masonry.
$89,200Expired
2019-05-10BP2019-055294002 - Vacant · Improvement
Interior Alteration
$20,000Expired
2018-12-20BP2018-164653402 - Office · Improvement
Winsome - New offices
$45,000Completed
2018-05-15BP2018-057153402 - Office · Improvement$137,000Completed

Declared estimated project cost across all 8 non-residential building permits on the parcel since 2012: $665,580. 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.

  • 628 12 Ave SW22.2 m · built 1970 · Office · Beltline · 32 m
  • 450 602 12 Ave SW43.1 m · built 1995 · Office Condo · 30 accounts · Beltline · 43 m
  • 617 11 Ave SW8.6 m · built 1967 · Office · Beltline · 46 m
  • 625 11 Ave SW16.3 m · built 1974 · Office · Beltline · 50 m
  • Roberts Block605 11 Ave SW16 m · built 1912 · Office · Beltline · 69 m
  • 1201 5 St SWheight n/a · built 1979 · Office · Beltline · 84 m

Lorraine Apartments questions

Answers drawn from the record.

How tall is Lorraine Apartments?

The main structure on the parcel has a LiDAR roof height of 16.4 m in The City of Calgary’s 3D building data, a storey-equivalent of about 4 at 3.9 m per storey.

When was Lorraine Apartments built?

The City’s assessment roll records 1934 as the year of construction. The heritage inventory records 1913.

Which CTrain station is closest to Lorraine Apartments?

6th Street SW Station, 527 m in a straight line from the parcel centroid.

Is office space available at Lorraine Apartments?

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.