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4921 21A Street SW, Calgary

$1,550,000

About this property

NOW UNDER CONSTRUCTION, don't miss the chance for custom selections! This exceptional 3 STOREY LUXURY DUPLEX offers a rare opportunity to own a thoughtfully designed inner city home with impressive square footage, elevated functionality, and incredible flexibility in the heart of ALTADORE. Offering OVER 2,600 SQ FT ABOVE GRADE, a THIRD FLOOR RETREAT with DUAL BALCONIES, TWO PRIMARY BEDROOMS, multiple outdoor spaces, and FINISHED BASEMENT (with option to upgrade basement layout), this home is designed for modern family living, entertaining, and multi-generational flexibility. The main floor features a bright OPEN CONCEPT layout connecting the kitchen, dining, and living areas, creating an effortless flow for everyday living and entertaining. The kitchen sits at the heart of the home, while the spacious rear living area opens through large patio doors to the deck and backyard. A convenient POCKET OFFICE is thoughtfully planned to complete the main level. Upstairs, the second floor offers a spacious PRIMARY RETREAT with a PRIVATE ENSUITE and WALK-IN CLOSET. An additional 2 bedrooms, full bathroom, dedicated LAUNDRY complete this level. The THIRD FLOOR is a true standout, offering approximately 683 SQ FT of additional above-grade living space and incredible lifestyle flexibility. Designed for function a SECOND PRIMARY BEDROOM can become a retreat, entertainment lounge, executive workspace, or private getaway. BONUS/REC AREA provides a flexible space for family, guests, a second home office, or additional lounge. Large BI-PARTING DOORS open onto a FRONT AND REAR private DURADECK BALCONY, creating a seamless connection between indoor and outdoor living. The lower level features approximately 935 SQ FT, a SIDE ENTRANCE with two different floor plans you may choose from, providing versatility for usage. A DOUBLE DETACHED GARAGE, private yard, rear deck, and multiple outdoor spaces complete this property. Located in ALTADORE, one of Calgary's most desirable inner city communities, enjoy an established neighbourhood setting with convenient access to parks, pathways, schools, local shops, restaurants, Marda Loop, downtown, and major routes throughout the city. With OVER 3,500 SQ FT OF DEVELOPED LIVING SPACE including the basement , three above-grade levels, a THIRD FLOOR RETREAT, FLEXIBLE BASEMENT LAYOUT, and DOUBLE DETACHED GARAGE, this is a rare opportunity to own a distinctive luxury home in one of Calgary's premier communities. Call today to discuss presale options, including custom basement changes. Please note potential to suite is subject to approval and permitting by the city/municipality.

Essential information

MLS® number
A2343646
Status
Active
Price
$1,550,000
Property type
Residential
Type
Semi Detached (Half Duplex)
Transaction
For Sale
Restrictions
None Known
Bedrooms
6
Bathrooms
4 full, 1 half
Living area
2,647 sq ft
Lot size
3,000 sq ft
Year built
2026
Structure
Duplex
Style
3 (or more) Storey, Attached-Side by Side
Levels
Three Or More
Listing brokerage
RE/MAX House of Real Estate
Source
Pillar 9™ MLS® System

Interior

Heating
Forced Air, Natural Gas
Cooling
Rough-In
Flooring
Hardwood, Tile, Vinyl Plank
Appliances
Garage Control(s), Oven-Built-In, Range, Range Hood, Refrigerator, Washer/Dryer
Features
Built-in Features, Closet Organizers, High Ceilings, Kitchen Island, Natural Woodwork, No Animal Home, No Smoking Home, Open Floorplan, Pantry, Quartz Counters, Recessed Lighting, Separate Entrance, Storage, Sump Pump(s), Walk-In Closet(s), Wired for Data, Wired for Sound
Fireplaces
1
Fireplace
Gas
Laundry
In Basement
Basement
Full
Basement development
Finished
Included
Appliances

Exterior and construction

Features
Balcony, BBQ gas line, Lighting, Private Yard
Construction
Brick, Stucco
Roof
Flat Torch Membrane, Asphalt Shingle
Foundation
Poured Concrete
Lot features
Back Lane, Back Yard, Front Yard, Interior Lot, Landscaped, Lawn, Low Maintenance Landscape, Private, Subdivided
Frontage
7.62M 25`0"
Zoning
RCG
New construction
Yes

Parking

Total parking
2
Garage spaces
2
Features
Double Garage Detached

Community

City
Calgary
Province
AB
Postal code
T2T 5C2
Features
Fishing, Park, Playground, Schools Nearby, Shopping Nearby, Sidewalks, Street Lights, Tennis Court(s), Walking/Bike Paths

Where it is

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Approximate location, plotted from the listing’s own coordinates.

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MLS® data last updated Nov 8, 2026, 1:40 a.m. (Mountain Time).

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