428 21 Avenue NE, Calgary photo 1 of 491 / 49
DetachedActive

Winston Heights/Mountview · Calgary

428 21 Avenue NE, Calgary

$1,599,988

Winston Heights/Mountview, Calgary, Alberta T2E 1S6 · MLS® A2329849

5
Bedrooms
4.5
Bathrooms

4 full · 1 half

2,386
Sq ft above grade

+1,121 below

$671
Per sq ft

About This Property

Welcome to this stunning custom built masterpiece where exceptional craftsmanship, luxury finishes, and incredible versatility come together. Designed with both elegance and functionality in mind, this remarkable home offers quality throughout, featuring a spacious triple attached garage, a fully self contained legal carriage suite, and a beautifully finished illegal basement suite. From the moment you step inside, you'll be impressed by the home's sophisticated design, abundant natural light, and meticulous attention to detail. The open-concept main floor showcases premium finishes, designer lighting, custom millwork, and a chef-inspired kitchen complete with high-end appliances, large island, custom cabinetry, and luxurious quartz countertops. The expansive living and dining spaces are designed for both effortless entertaining and comfortable everyday living. A beautiful fireplace framed by custom built-in cabinetry creates a striking focal point in the living room, while large sliding glass doors open to the backyard, seamlessly blending indoor and outdoor living. The mudroom, located just off the backyard, offers an incredible amount of storage, a built-in bench, and perhaps the best feature of all - a dedicated dog wash. The primary retreat is a true sanctuary, featuring a spa inspired ensuite and generous walk-in closet, while the additional bedrooms are thoughtfully designed with comfort and style in mind. The upper level is complete with a large 4-piece bath and conveniently located laundry room. Every inch of this home reflects superior quality, from the premium flooring and custom built-ins to the carefully selected fixtures and finishes. The professionally finished illegal basement suite offers another fully independent living space with its own kitchen, living area, 1-bedroom, a flex room, and private entrance ideal for investors or multi generational living. Adding tremendous value and versatility, the detached 1-bedroom, legal carriage suite provides an excellent opportunity to rent, extended family, guests, or a private home office. Outside, enjoy outstanding curb appeal, professionally designed landscaping that includes hot tub, multiple deck and entertaining areas, including a gorgeous wood-burning stone fireplace, beautiful gardens and plenty of parking thanks to the oversized triple garage. This one of a kind property delivers the perfect combination of elegance, functionality with multiple suites. A rare offering with uncompromising quality, premium finishes, and multiple self-contained living spaces, this extraordinary custom home truly stands apart.

View the virtual tour

Secondary suite: 1 legal suite · 1 illegal suite

Location: Suite Attached/Within Primary Dwelling,Suite Detached From Primary Dwelling

Above Detached Garage,Basement

An illegal suite is not registered with the city. It can affect insurance, financing and what you may legally rent out — ask before writing an offer.

Property Details

Interior

Bedrooms
5
Bathrooms
4 full · 1 half
Ensuite bathrooms
1
Rooms above grade
7
Above grade
2,386 sq ft
Main level
1,174 sq ft
Upper level
1,212 sq ft
Finished below grade
1,121 sq ft
Total finished
3,507 sq ft
Basement
Full · Finished
Fireplaces
3 fireplaces
Laundry
Multiple Locations

Interior features

  • Kitchen Island
  • No Smoking Home

Flooring

  • Carpet
  • Ceramic Tile
  • Hardwood

Fireplace

  • Gas
  • Wood Burning

Building

Property type
Detached
Structure
House
Style
2 Storey
Levels
Two
Year built
2017
Front exposure
S

Construction

  • Stucco
  • Wood Frame

Roof

  • Asphalt Shingle

Foundation

  • Poured Concrete

Heating, cooling & services

Heating
Forced Air
Cooling
Central Air

Parking

Garage
Triple Garage Detached · 3 spaces
Garage size
29`0" x 21`0"
Total parking
3 spaces

Lot & outdoors

Lot size
4,660 sq ft
Acreage
0.11 acres
Frontage
37.5 ft
Fencing
Fenced

Lot features

  • Back Lane
  • Back Yard
  • Landscaped

Outdoor living

  • Deck

Exterior features

  • Balcony
  • Private Entrance
  • Private Yard

In the community

  • Golf
  • Park
  • Playground
  • Schools Nearby
  • Shopping Nearby

Costs & ownership

Annual property tax
$10,506 (2026)
Title
Fee Simple
Ownership
Private
Zoning
R-C2
Restrictions
None Known

Listing & availability

MLS® number
A2329849
Listed
Jul 17, 2026
Days on market
59
Possession
90 Days / Neg
Listing office
Sotheby's International Realty Canada

Included in the sale

Appliances: Central Air Conditioner, Dishwasher, Electric Stove, Garage Control(s), Gas Stove, Microwave, Refrigerator, Washer/Dryer, Washer/Dryer Stacked, Window Coverings

Other inclusions: hot tub, stove in basement, fridge in basement, dishwasher in basement, fridge in carriage suite, dishwasher in carriage suite, washer and dryer in carriage suite, Control 4 system and speakers throughout the home.

Inclusions are as advertised by the listing brokerage and are confirmed in the purchase contract, not here.

Selling

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