4537 21 Avenue NW in Calgary: Montgomery Semi Detached (Half Duplex) for sale : MLS®# A2320014

Welcome to this beautifully finished semi-attached home offering over 2,800 sq. ft. of professionally developed living space, including a fully legal 2-bedroom basement suite with its own separate entrance. Thoughtfully designed with 5 bedrooms and 3.5 bathrooms, the property offers exceptional flexibility for extended family, guests, or income potential. The main level features 10 ft ceilings, wide-plank engineered oak flooring, extensive custom cabinetry, refined wall paneling, built-in speakers, and custom LED accent lighting that creates a warm, elevated interior. Large south-facing windows bring in excellent natural light, enhancing the open and airy feel throughout. The kitchen is both stylish and highly functional, offering loads of storage space, JennAir appliances, and an expansive central island ideal for everyday living and entertaining. The family room connects seamlessly to the kitchen and is centred around a striking tile-clad gas fireplace. A dedicated main floor office with custom built-ins provides an ideal work-from-home space, while the rear mudroom offers additional cabinetry and built-in storage for everyday functionality. Upstairs, you’ll find three generously sized bedrooms, including a spacious primary retreat with vaulted ceilings and a well-appointed ensuite featuring heated floors and an oversized steam shower. A versatile loft adds valuable additional living space and works well as a media room, study area, or lounge. Upper-floor laundry and a full bathroom complete this level. Built with comfort and efficiency in mind, the home includes triple-pane windows, an instant on-demand water heater, and quality construction details designed for improved performance and year-round comfort. The lower level contains a fully self-contained legal 2-bedroom suite with a full kitchen, full bathroom, private laundry, and separate entrance. This is a rare opportunity to own a meticulously finished property that blends thoughtful design, everyday functionality, and valuable income potential in one exceptional package.

General Info:

Property Type:: Residential

Property Sub Type:: Semi Detached (Half Duplex)

Condo Type:: Not a Condo

Transaction Type:: For Sale

Suite:: Yes

Num Legal Suites:: 1

Num Illegal Suites:: 0

Home Style:: 2 Storey, Attached-Side by Side

Total Living Area:: 1,982.52 sq. ft.184 m2

Main Level Finished Area:: 942.05 sq. ft.87.5 m2

Upper Level Finished Area:: 1,040.47 sq. ft.96.7 m2

Below Grade Finished Area:: 861.82 sq. ft.80.1 m2

Acreage:: No

Lot Area:: 3,002 sq. ft.279 m2

Lot Frontage:: 25'7.62 m

Front Exposure:: Northeast

Entry Level:: 1

Levels:: Two

End Unit:: 1 Common Wall

Total Rooms Above Grade:: 9

Year built:: 2026 (Age: 0)

Bedrooms:: 5 (Above Grd: 3)

Bedrooms Above Grade:: 3

Bedrooms Below Grade:: 2

Bathrooms:: 4.0 (Full:3, Half:1)

Plan:: 2610174

Additional Info:

Heating:: Forced Air, Natural Gas

Basement:: Full, Finished, None

Foundation:: Poured Concrete

New Constr.:: Yes

Construction Material:: Stucco, Wood Frame

Structure Type:: Duplex

Roof:: Asphalt Shingle

Ensuite:: Yes

Flooring:: Hardwood

Cooling:: None

Fireplaces:: 1

Fireplace Details:: Gas, Living Room

Garage:: Yes

Garage Spaces:: 2

Parking:: Double Garage Detached

Parking Places:: 2

Parking Total/Covered:: 2 / -

Laundry Features:: Upper Level

City Quadrant:

Northwest

Community:

Montgomery

Appliances:

Bar Fridge, Dishwasher, Dryer, Gas Range, Refrigerator, Washer

Inclusions:

n/a

Restrictions:

Restrictive Covenant

Room Information:

Floor
Type
Size
Other

Main Floor

Dining Room

14'9" × 13'5"

Main Floor

Foyer

7'2" × 6'5"

Main Floor

Kitchen

15'6" × 14'3"

Main Floor

Living Room

14'6" × 13'10"

Main Floor

Mud Room

7'7" × 7'5"

Main Floor

Office

6'5" × 5'6"

2nd Floor

Bedroom

11'5" × 9'10"

2nd Floor

Bedroom

9'11" × 9'10"

2nd Floor

Family Room

15'11" × 10'1"

2nd Floor

Laundry

6'11" × 5'11"

2nd Floor

Bedroom - Primary

16'1" × 12'8"

Basement

Bedroom

10'4" × 10'4"

Basement

Bedroom

11'6" × 10'9"

Basement

Kitchen

15'1" × 9'8"

Basement

Game Room

15'1" × 10'4"

Basement

Furnace/Utility Room

10'9" × 6'8"

Bathrooms:

Floor
Ensuite
Pieces
Other

Main Floor

4'11" x 5'5"

2nd Floor

4'11" x 8'5"

2nd Floor

Yes

17'6" x 8'10"

Basement

10'4" x 5'6"

Land Info:

Title to Land:: Fee Simple

Community Features:: Park, Playground, Schools Nearby, Shopping Nearby, Sidewalks, Street Lights, Walking/Bike Paths

Interior Features:: Built-in Features, Chandelier, Closet Organizers, Double Vanity, Kitchen Island, Quartz Counters, Soaking Tub, Storage, Vaulted Ceiling(s), Vinyl Windows, Walk-In Closet(s)

Exterior Features:: Private Entrance, Private Yard

Patio And Porch Features:: Patio

Lot Features:: Back Lane, Rectangular Lot

Num. of Parcels:: 0

Fencing:: Fenced

Region:: Calgary

Zone:: CAL Zone NW

Zoning:: R-CG

Listing Info:

Listed Date:: Jun 12, 2026

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CALGARY MLS REAL ESTATE LISTINGS

4537 21 Avenue NW
Montgomery Calgary T3B 0W3

$1,049,000
Residential beds: 5 baths: 4.0 1,983 sq. ft. built: 2026

Schedule a viewing:

CALGARY AREA ACREAGES

Get in Touch with Diane Richardson for Expert Real Estate Guidance

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Diane Richardson

Diane Richardson

Explore the latest Calgary real estate listings

Introducing Diane Richardson's Brand New Calgary and Area Real Estate Listing Website!

SEARCH TODAY'S CALGARY & AREA MLS® LISTINGS

CALGARY MLS REAL ESTATE LISTINGS

4537 21 Avenue NW Montgomery Calgary T3B 0W3

$1,049,000 Residential beds: 5 baths: 4.0 1,983 sq. ft. built: 2026

Schedule a viewing:

CALGARY AREA ACREAGES

Get in Touch with Diane Richardson for Expert Real Estate Guidance

About Us

Properties

Advice

Diane Richardson

4537 21 Avenue NW
Montgomery Calgary T3B 0W3

$1,049,000
Residential beds: 5 baths: 4.0 1,983 sq. ft. built: 2026