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Calgary Duplexes for Sale

Looking to buy a duplex in Calgary? Discover a wide selection of Calgary duplexes for sale, including modern new build duplex homes, character-filled side-by-side properties, and full duplex investment opportunities. Whether you're a first-time homebuyer, investor, or searching for a semi-detached house in Calgary, duplex living offers a flexible and affordable solution.

Browse listings for duplexes, triplexes, and fourplexes for sale in Calgary, ideal for multi-family living or generating rental income. You'll find options ranging from affordable duplexes in NE Calgary to luxury infill duplexes in Calgary’s inner-city communities like Killarney, Altadore, and Mount Pleasant. For those seeking larger properties, explore triplex and fourplex listings offering multiple units under one roof—perfect for investors or extended families.

Discover newly built duplexes with contemporary designs, energy-efficient features, and attached garages, as well as side-by-side duplexes and full duplex buildings for sale. Whether you're looking for a duplex with no condo fees, a multi-family home for sale in Calgary, or a duplex triplex fourplex investment property, Diane Richardson is here to guide you through the process.

Start your search today and find the perfect duplex, triplex, or fourplex for sale in Calgary that suits your lifestyle, investment goals, and budget.

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Phone: 403.397.3706

Email: diane@mypadcalgary.com

Neighbourhoods to Find Duplexes & Multi-Family Homes in Calgary

Calgary offers a wide variety of duplexes, semi-detached homes, triplexes, and fourplex properties across many sought-after communities. In inner-city neighbourhoods like Altadore, Killarney, Inglewood, and Renfrew, you'll find modern infill duplexes, character half-duplexes, and multiplex investment properties, all with excellent walkability and urban convenience.

For buyers looking in suburban areas, communities like Evanston, Legacy, Mahogany, and Walden feature new build duplexes and attached homes with contemporary layouts, ideal for growing families and downsizers alike.

Whether you're searching for a full duplex for sale in Northeast Calgary, a luxury side-by-side duplex in Southwest Calgary, or an investment multiplex property in Calgary's NW quadrant, there are abundant options to suit every lifestyle and budget. Start your search for duplexes and multi-family homes in Calgary today with Diane Richardson’s expert guidance.

Diane Richardson – Calgary Real Estate Specialist

Looking to Buy or Sell a Duplex in Calgary?

Searching for a duplex for sale in Calgary, or planning to list your attached or semi-detached property? Diane Richardson is a trusted Calgary REALTOR® with over 15 years of experience specializing in duplex homes, half-duplex properties, and multiplex investments across Calgary's top communities.

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639 18 Avenue NE
Winston Heights/Mountview Calgary T2E 1N7

$774,900
Residential beds: 2 baths: 2.0 834 sq. ft. built: 1948

Main Photo: 639 18 Avenue NE in Calgary: Winston Heights/Mountview Detached for sale : MLS®# A2265644
Photo 1: 639 18 Avenue NE in Calgary: Winston Heights/Mountview Detached for sale : MLS®# A2265644
Photo 2: 639 18 Avenue NE in Calgary: Winston Heights/Mountview Detached for sale : MLS®# A2265644
Photo 3: 639 18 Avenue NE in Calgary: Winston Heights/Mountview Detached for sale : MLS®# A2265644
Photo 4: 639 18 Avenue NE in Calgary: Winston Heights/Mountview Detached for sale : MLS®# A2265644
Photo 5: 639 18 Avenue NE in Calgary: Winston Heights/Mountview Detached for sale : MLS®# A2265644
Photo 6: 639 18 Avenue NE in Calgary: Winston Heights/Mountview Detached for sale : MLS®# A2265644
Photo 7: 639 18 Avenue NE in Calgary: Winston Heights/Mountview Detached for sale : MLS®# A2265644
Photo 8: 639 18 Avenue NE in Calgary: Winston Heights/Mountview Detached for sale : MLS®# A2265644
Status:
Active
Prop. Type:
Residential
MLS® Num:
A2265644
Bedrooms:
2
Bathrooms:
2
Year Built:
1948
Prime Development Opportunity - Approved Triplex in Winston Heights/Mountview. Turnkey Development Ready for Construction Rare opportunity to acquire a fully-approved development permit for a 3-unit rowhouse complex with legal secondary suites on a prime corner lot. This shovel-ready project offers exceptional value in one of Calgary's most desirable inner-city communities. Approved Unit Specifications Three Luxury Rowhouses - Each unit approximately 2,536-2,540 sq ft 4 Bedrooms | 3.5 Bathrooms | 4 Levels Lower Level: Legal secondary suite with bedroom, full bath, living area & mechanical room Main Floor: Open-concept living/dining, kitchen with island, powder room, suite foyer Upper Floor: Two bedrooms, full bathroom, private terrace (135 sq ft) Penthouse: Master suite with walk-in closet & ensuite, family room, mechanical room Key Development Features Four-Car Heated Garage with individual overhead doors Total 6 Units: 3 main homes + 3 legal secondary suites Solar-Ready with conduit infrastructure EV Charging Capable (40A, 240V circuits) Contemporary Design: Architectural panels, stucco, metal accents Energy Efficient: Spray foam insulation, 2-hour firewall separation Prime contender for MLI Select - favorable financing potential Prime Corner Location Dual frontage on 6 Street NE & 18 Avenue NE (collector road) Minutes to downtown Calgary Walking distance to amenities, transit, parks & schools Established, walkable community with character Development Details Total Building Area: 7,614 sq ft Density: 59.51 units/hectare (optimal) Parking: 4 stalls (exceeds requirements) Zoning: R-CG (Residential Grade-Oriented Infill) Perfect For Developers & builders seeking turnkey inner-city projects | Investors wanting premium rental income | Those capitalizing on Calgary's strong housing market Why This Project Approved & Ready: Development Permit approved - skip months of planning Revenue Potential: 6 units generate strong cash flow Modern Design: Meets demand for multi-level urban housing Future-Ready: Solar & EV infrastructure included Financing Advantage: Strong MLI Select candidate for optimal terms Complete architectural drawings, engineering reports, and city approvals included. Existing structures to be removed per approved plans. Complete development permit packages and project details!
Property Type:
Residential
Property Sub Type:
Detached
Condo Type:
Not a Condo
Transaction Type:
For Sale
Suite:
Yes
Home Style:
Bungalow
Total Living Area:
834 sq. ft.
Acreage:
No
Lot Area:
5,435 sq. ft.
Lot Frontage:
44'2¾"
Front Exposure:
North
Levels:
One
Total Rooms Above Grade:
4
Year built:
1948 (Age: 77)
Bedrooms:
2 (Above Grd: 2)
Bedrooms Above Grade:
2
Bedrooms Below Grade:
0
Bathrooms:
2.0 (Full:2, Half:0)
Plan:
3182FU
Heating:
Forced Air
Basement:
Full, Finished, Separate/Exterior Entry
Foundation:
Poured Concrete
New Constr.:
No
Construction Material:
Stucco, Wood Frame
Structure Type:
House
Roof:
Asphalt Shingle
Ensuite:
No
Flooring:
Carpet, Hardwood
Cooling:
None
Fireplaces:
0
Garage:
Yes
Garage Spaces:
2
Parking:
Double Garage Detached
Parking Places:
4
Parking Total/Covered:
4 / -
Laundry Features:
In Basement
Winston Heights/Mountview
Dishwasher, Electric Stove, Refrigerator, Stove(s), Washer/Dryer
na
None Known
Floor
Type
Size
Other
Main Floor
Living Room
19'11" × 11'5"
Main Floor
Kitchen
14'2" × 9'4"
Main Floor
Bedroom
11'5" × 11'4"
Main Floor
Bedroom
10'11" × 9'11"
Basement
Laundry
10'10" × 7'9"
Floor
Ensuite
Pieces
Other
Main Floor
No
4
4'10" x 6'11"
Basement
No
4
5'9" x 6'10"
Title to Land:
Fee Simple
Community Features:
Golf, Park, Playground, Schools Nearby, Shopping Nearby, Sidewalks, Street Lights, Tennis Court(s), Walking/Bike Paths
Interior Features:
See Remarks
Exterior Features:
Other
Patio And Porch Features:
None
Lot Features:
Back Lane
Num. of Parcels:
0
Fencing:
Partial
Region:
Calgary
Zone:
CAL Zone CC
Zoning:
R-CG
Listed Date:
Oct 20, 2025
  • Photo 1: 639 18 Avenue NE in Calgary: Winston Heights/Mountview Detached for sale : MLS®# A2265644
    Photo 1 of 8
  • Photo 2: 639 18 Avenue NE in Calgary: Winston Heights/Mountview Detached for sale : MLS®# A2265644
    Photo 2 of 8
  • Photo 3: 639 18 Avenue NE in Calgary: Winston Heights/Mountview Detached for sale : MLS®# A2265644
    Photo 3 of 8
  • Photo 4: 639 18 Avenue NE in Calgary: Winston Heights/Mountview Detached for sale : MLS®# A2265644
    Photo 4 of 8
  • Photo 5: 639 18 Avenue NE in Calgary: Winston Heights/Mountview Detached for sale : MLS®# A2265644
    Photo 5 of 8
  • Photo 6: 639 18 Avenue NE in Calgary: Winston Heights/Mountview Detached for sale : MLS®# A2265644
    Photo 6 of 8
  • Photo 7: 639 18 Avenue NE in Calgary: Winston Heights/Mountview Detached for sale : MLS®# A2265644
    Photo 7 of 8
  • Photo 8: 639 18 Avenue NE in Calgary: Winston Heights/Mountview Detached for sale : MLS®# A2265644
    Photo 8 of 8
Listed by RE/MAX Complete Realty
Data was last updated October 28, 2025 at 02:05 PM (UTC)
Area Statistics
Listings on market:
19
Avg list price:
$1,100,000
Min list price:
$525,000
Max list price:
$2,399,900
Avg days on market:
42
Min days on market:
8
Max days on market:
99
Avg price per sq.ft.:
$574.4
These statistics are generated based on the current listing's property type and located in Winston Heights/Mountview. Average values are derived using median calculations. This data is not produced by the MLS® system.
DIANE RICHARDSON
Data is supplied by Pillar 9™ MLS® System. Pillar 9™ is the owner of the copyright in its MLS®System. Data is deemed reliable but is not guaranteed accurate by Pillar 9™.
The trademarks MLS®, Multiple Listing Service® and the associated logos are owned by The Canadian Real Estate Association (CREA) and identify the quality of services provided by real estate professionals who are members of CREA. Used under license.