pillar/IMG-A2343646_1.jpg
6 hours on Market

4921 21A St, Calgary, Alberta T2T 5C2

Semi-Detached
4 + 2
5 + 1
~2646.58 sqft
$1,499,999
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Semi-Detached
4 + 2
5 + 1
~2646.58 sqft

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Highlights

Property Estimate

Days on market6 hours

Estimated valueNot available

Price/Sqft$566/sqft

Monthly cost

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Description

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.


Property Details

Style3 (or more) Storey,Attached-Side by Side
View-
Age of property2026
SqFt~2646.58 SqFt
Lot Size-
Parking Spaces2
MLS ®NumberA2343646
Community NameAltadore
Data SourcePILLAR 9
Listing byRE/MAX House of Real Estate

Features

Heating: Forced Air,Natural Gas
Cooling: Rough-In
Basement: Full,Finished,Separate/Exterior Entry

Third Floor

Walk-In Closet

11`5" x 6`4"

Bonus Room

20`1" x 12`3"

Bedroom - Primary

13`4" x 12`6"

3pc Ensuite bath

0`0" x 0`0"


Features

Patio: Deck,Front Porch

Parking

Garage spaces 2

Garage type -

Other parking spaces 0

Total parking spaces 2


Property History

Sep 14, 2026
ListedActive
$1,499,999
6 hours on market
history photo preview26
Listing by pillar 9®
Property listed by RE/MAX House of Real Estate, Brokerage
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Market Data - Altadore

Geo Zone Map ThumbnailAltadore

Strong Seller's Market

View Market Data

Semi-Detached house - for the past 30 days

Buyer's market Seller's market

Avg. Days on Market

Past 30 days

41 days

Compared to

2025

5 days

2024

31 days

2023

14 days

New Listings

Past 30 days

9 listings

Compared to

2025

6 listings

2024

3 listings

2023

8 listings

Units sold

Past 30 days

6 units

Compared to

2025

1 unit

2024

4 units

2023

3 units

Median Sold Price

Past 30 days

$1,228,500

Compared to

2025

$1,085,000

2024

$1,011,000

2023

$950,000


Population and Demographics

Overview

Total population 6390
Average household income $290,651

Age (%)

0 to 19
26%
20 to 34
18%
35 to 49
27%
50 to 64
19%
65 and plus
11%

Household composition (%)

Single family
67%
Single person
29%
Multi person
5%
Multi family
0%

Mother tongue (%)

English
89%
Others
4%
French
3%
Spanish
1%
Yue (Cantonese)
1%

House tenancy (%)

Owners
73%
Renters
27%

What’s nearby?Essentials within 5 km

Local Logic

Transportation Scores

Estimated Budget