4 days on Market

428 21 Ave, Calgary, Alberta T2E 1S6

Detached
3 + 2
5 + 1
~2385.65 sqft
$1,599,988
Get pre-qualifiedPowered by nesto
Detached
3 + 2
5 + 1
~2385.65 sqft

Contact us about this property

Call

Highlights

Property Estimate

Days on market4 days

Estimated valueNot available

Price/Sqft$670/sqft

Monthly cost

Open Calculator

Description

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.


Property Details

Style2 Storey
View-
Age of property2017
SqFt~2385.65 SqFt
Lot Size-
Parking Spaces3
MLS ®NumberA2329849
Community NameWinston Heights/Mountview
Data SourcePILLAR 9
Listing bySotheby's International Realty Canada

Features

Heating: Forced Air
Cooling: Central Air
Basement: Full,Finished,Separate/Exterior Entry

Main Floor

Kitchen

14`3" x 11`6"

Dining Room

11`1" x 14`11"

Living Room

16`7" x 16`7"

Den

13`4" x 9`2"


Features

Patio: Deck

Parking

Garage spaces 3

Garage type -

Other parking spaces 0

Total parking spaces 3


Property History

Jul 17, 2026
ListedActive
$1,599,988
4 days on market
history photo preview50
Listing by pillar 9®
Property listed by Sotheby's International Realty Canada, Brokerage
Agent Banner Image
Interested in this property?Get in touch to get the inside scoop.

Market Data - Winston Heights/Mountview

Geo Zone Map ThumbnailWinston Heights/Mountview

Balanced Market

View Market Data

Detached house - for the past 30 days

Buyer's market Seller's market

Avg. Days on Market

Past 30 days

49 days

Compared to

2025

36 days

2024

26 days

2023

45 days

New Listings

Past 30 days

4 listings

Compared to

2025

4 listings

2024

4 listings

2023

3 listings

Units sold

Past 30 days

4 units

Compared to

2025

3 units

2024

7 units

2023

7 units

Median Sold Price

Past 30 days

$1,074,500

Compared to

2025

$963,000

2024

$760,000

2023

$760,000


Population and Demographics

Overview

Total population 3991
Average household income $154,711

Age (%)

0 to 19
18%
20 to 34
22%
35 to 49
25%
50 to 64
19%
65 and plus
15%

Household composition (%)

Single family
52%
Single person
39%
Multi person
9%
Multi family
0%

Mother tongue (%)

English
80%
Yue (Cantonese)
5%
Others
2%
Spanish
2%
French
2%
Italian
2%
Mandarin
1%
Tagalog (Pilipino, Filipino)
1%
Arabic
1%

House tenancy (%)

Owners
53%
Renters
47%

What’s nearby?Essentials within 5 km

Local Logic

Transportation Scores

Estimated Budget