4921 21A St SW Calgary, AB T2T 5C2
4921 21A St SW Calgary, AB T2T 5C2 | MLS® A2343646 Photo 1
4921 21A St SW Calgary, AB T2T 5C2 | MLS® A2343646 Photo 2
4921 21A St SW Calgary, AB T2T 5C2 | MLS® A2343646 Photo 3
4921 21A St SW Calgary, AB T2T 5C2 | MLS® A2343646 Photo 4
4921 21A St SW Calgary, AB T2T 5C2 | MLS® A2343646 Photo 5
For more information on this listing, contact us at: (403) 556-0263
Active
$1,499,999

4921 21A St SW Calgary, AB T2T 5C2

Semi Detached (Half Duplex) Property Type
6 Beds
4 Full 1 Half Baths
2,647 Sq. Ft.
2026 Year Built
Calgary County
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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.
MLS® # A2343646
Monthly Assoc. Fee N/A
On Site 26 Days
Last Updated 9/17/2026

Contact Agent

Ricky Jin

Ricky Jin

(403) 556-0263

Property Details

Community Information

Address 4921 21A St SW, Calgary, AB T2T 5C2
County Calgary
City Calgary
Zoning RCG
Subdivision Altadore
Postal Code T2T 5C2

Architecture

Bedrooms 6
Bathrooms 4 Full / 1 Half
Year Built 2026
Stories 3
Style 3 (or more) Storey, Attached-Side by Side
Construction Type Brick, Stucco
Common Walls 1 Common Wall
Structure Type Duplex
Roof Flat Torch Membrane, Asphalt Shingle
Foundation Poured Concrete
Basement Full
Basement Development Finished
Basement Features Separate/Exterior Entry

Features / Amenities

Exterior Features Balcony, BBQ gas line, Lighting, Private Yard
Flooring Hardwood, Tile, Vinyl Plank
Fireplace Gas
Amenities 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
Restrictions None Known
Laundry In Basement
Bedrooms Above Grade 4
Bedrooms Below Grade 2
Parking Double Garage Detached
Number of Parking 2
Patio And Porch Deck, Front Porch
Heating Forced Air, Natural Gas

Square Footage Finished Sq. Ft.

Above Grade 2647
Below Grade 777
Total 2647

Property Features

Lot Size 0.07 Acres
Lot Features Back Lane, Back Yard, Front Yard, Interior Lot, Landscaped, Lawn, Low Maintenance Landscape, Private, Subdivided
Front Exposure West
Community Features Fishing, Park, Playground, Schools Nearby, Shopping Nearby, Sidewalks, Street Lights, Tennis Court(s), Walking/Bike Paths
Zoning RCG

Rooms

LevelSizeDescription
Bedroom - PrimaryThird13`4" x 12`6"
Bedroom - PrimarySecond13`6" x 12`10"
Living RoomMain15`0" x 14`4"
KitchenMain18`2" x 16`1"
Dining RoomMain11`0" x 10`6"
OfficeMain6`11" x 6`8"
Mud RoomMain6`6" x 4`11"
BedroomSecond11`6" x 10`0"
BedroomSecond11`6" x 10`0"
LaundrySecond10`0" x 5`6"
Walk-In ClosetThird11`5" x 6`4"
Bonus RoomThird20`1" x 12`3"
BedroomBasement10`1" x 10`0"
BedroomBasement12`10" x 10`1"
KitchenBasement11`1" x 8`0"
Living RoomBasement12`10" x 10`5"
LaundryBasement6`1" x 4`0"
2pc BathroomMain0`0" x 0`0"
4pc BathroomSecond0`0" x 0`0"
5pc Ensuite bathSecond0`0" x 0`0"
3pc Ensuite bathThird0`0" x 0`0"
4pc BathroomBasement0`0" x 0`0"

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4921 21A St SW Calgary, AB T2T 5C2 | MLS® A2343646
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Listing Information Last Updated 9/17/2026
Listing provided courtesy of RE/MAX House Of Real Estate.
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.
4921 21A St SW Calgary, AB T2T 5C2
  • $1,499,999
  • 6 beds
  • 4 full  1 half baths
  • 2,647 Sq. Ft.