311 Union Ave SE Calgary, AB T3M 3R8
311 Union Ave SE Calgary, AB T3M 3R8 | MLS® A2341965 Photo 1
311 Union Ave SE Calgary, AB T3M 3R8 | MLS® A2341965 Photo 2
311 Union Ave SE Calgary, AB T3M 3R8 | MLS® A2341965 Photo 3
311 Union Ave SE Calgary, AB T3M 3R8 | MLS® A2341965 Photo 4
311 Union Ave SE Calgary, AB T3M 3R8 | MLS® A2341965 Photo 5
For more information on this listing, contact us at: (403) 556-0263
Active
$619,000

311 Union Ave SE Calgary, AB T3M 3R8

Semi Detached (Half Duplex) Property Type
4 Beds
3 Full 1 Half Baths
1,679 Sq. Ft.
2024 Year Built
Calgary County
View All Property Details
**Modern 2024-Built Home with a Legal Basement Suite & Your Mortgage Helper** Welcome to this beautifully designed, nearly new home in the desirable community of Seton. Built in 2024, this home offers the peace of mind and modern finishes of a newer property, combined with the exceptional value of a fully legal basement suite. Enjoy unobstructed views with no homes currently across the street, with a future park planned for the site, offering an open outlook and added privacy.


The main home features **3 bedrooms and 3 bathrooms**, with a bright, open-concept layout designed for comfortable everyday living and entertaining. The contemporary kitchen offers a functional layout with modern cabinetry, quality finishes, and a spacious living and dining area that creates a welcoming main living space.

Downstairs, the **legal basement suite** provides a separate and private living space with its **own kitchen, laundry, bathroom, and separate entrance + bonus room with door **, making it an excellent mortgage-helper. The basement is currently rented to a tenant through July 2027, providing an immediate and stable source of rental income that can help offset carrying costs and mortgage payments.

With a total of **4 bedrooms and 4 bathrooms**, this home offers an ideal combination of modern living, flexibility, and income potential. Located in the vibrant Seton community, you'll be close to shopping, restaurants, schools, parks, transit, and major amenities, including the South Health Campus.

Whether you're a first-time buyer looking for a home that can help with the mortgage, an investor seeking rental income, or a family wanting flexible living space, this 2024-built property is an opportunity worth seeing.
MLS® # A2341965
Monthly Assoc. Fee N/A
On Site 42 Days
Last Updated 10/6/2026

Contact Agent

Ricky Jin

Ricky Jin

(403) 556-0263

Property Details

Community Information

Address 311 Union Ave SE, Calgary, AB T3M 3R8
County Calgary
City Calgary
Zoning R-G
Subdivision Seton
Postal Code T3M 3R8

Architecture

Bedrooms 4
Bathrooms 3 Full / 1 Half
Year Built 2024
Stories 2
Style 2 Storey, Attached-Side by Side
Construction Type Stone, Vinyl Siding
Common Walls 1 Common Wall
Structure Type Duplex
Roof Asphalt Shingle, Metal
Foundation Poured Concrete
Basement Full
Basement Development Finished
Basement Features Separate/Exterior Entry

Features / Amenities

Exterior Features Awning(s), BBQ gas line, Garden, Private Entrance, Private Yard, Rain Gutters
Flooring Carpet, Ceramic Tile, Vinyl Plank
Amenities Breakfast Bar, Double Vanity, Kitchen Island, No Smoking Home, Pantry, Quartz Counters, Separate Entrance, Walk-In Closet(s)
Restrictions Easement Registered On Title, Restrictive Covenant
Laundry In Basement, Upper Level
Bedrooms Above Grade 3
Bedrooms Below Grade 1
Parking Parking Pad
Number of Parking 2
Suite Yes
Patio And Porch Front Porch
Floor Location Ground
Unit Exposure S
Legal Suites 1
Suite Details Basement
Suite Location Suite Attached/Within Primary Dwelling
Heating Forced Air, Hot Water, Natural Gas

Square Footage Finished Sq. Ft.

Above Grade 1678
Below Grade 725
Total 1679

Property Features

Lot Size 0.06 Acres
Lot Features Back Lane
Front Exposure Southeast
Community Features Clubhouse, Park, Playground, Pond, Pool, Schools Nearby, Shopping Nearby, Sidewalks, Street Lights, Tennis Court(s), Walking/Bike Paths
Zoning R-G

Tax and Financial Info

Maint. Fee $451.50
Maint. Fee Paid Annually

Rooms

LevelSizeDescription
Bedroom - PrimarySecond11`0" x 12`11"
2pc BathroomSuite3`0" x 8`5"
Dining RoomMain7`2" x 13`4"
KitchenMain9`8" x 14`1"
Living RoomMain17`2" x 12`11"
BedroomSecond9`7" x 11`0"
BedroomSecond8`2" x 11`11"
4pc BathroomSecond7`11" x 4`11"
4pc Ensuite bathSecond5`9" x 12`4"
Family RoomSecond11`7" x 16`7"
LaundrySecond6`4" x 6`8"
BedroomBasement10`8" x 13`0"
4pc BathroomBasement4`11" x 8`11"
KitchenBasement8`10" x 8`9"
Living RoomBasement12`8" x 21`4"
Bonus RoomBasement4`9" x 9`8"

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311 Union Ave SE Calgary, AB T3M 3R8 | MLS® A2341965
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Listing Information Last Updated 10/6/2026
Listing provided courtesy of 2% Realty.
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.
311 Union Ave SE Calgary, AB T3M 3R8
  • $619,000
  • 4 beds
  • 3 full  1 half baths
  • 1,679 Sq. Ft.