homm
Off market

255 Union Avenue SE, Calgary

Street view of 255 Union Avenue SE, Calgary

City assessed value

$726,000

hômm estimate

$687,000

Year built

2021

Garage spaces

—

Bedrooms

~3

Bathrooms

~2

Living area

~1,851 sqft

Lot size

2,743 sqft

~ indicates a modelled estimate. The hômm Estimate is generated by an automated valuation model using publicly available data, including municipal property assessments. It is a general estimate only, not an appraisal.

hômm estimate trend

Jul 26 – Sep 26

Jul 26Sep 26$664,000

Modelled monthly estimates from public data and market activity. Not an appraisal. Want to follow it? Sign up for monthly value updates.

City assessment history

▲ $250,500 since 2022

$475.5K2022$569.5K2023$648.5K2024$733.5K2025$726.0K2026

City of Calgary assessed values — the city’s tax valuation, not market price.

Own 255 Union Avenue SE?

Skip the showings — get a guaranteed cash offer, or find out what it would really sell for today.

Get a cash offerWhat’s it worth?

This home isn’t on the market right now.

Get notified if 255 Union Avenue SE lists, and see what comparable homes nearby sold for.

Keep an eye on this home

By signing up you agree to receive property alerts from hômm by email. Unsubscribe anytime.

Recently sold in Calgary

Seton market snapshot

Last 730 days

Homes sold

569

Median price

$445,000

Avg days on hômm

57

Active listings

179

Sale-to-list

98.0%

Sold above ask

5%

Months of inventory

8.9

Avg $/sqft

$393

For sale on Union Avenue SE

Union Avenue SE →

One other home on Union Avenue SE is on the market right now.

For sale nearby

Active listings currently on the market near this home.

25 Auburn Meadows Avenue
$239,900New on hômm

25 Auburn Meadows Avenue

Auburn Bay, Calgary

1 bed · 1 bath · 595 sq ft

Listing provided by Daniel Medina of eXp Realty

Recently sold in Seton

Real comparable sales. Tap a card to unlock sold prices and dates.

Recently sold home in Seton, Calgary
$400K – $500KSold in 2026

Seton, Calgary

2 bed · 2 bath · 1,065 sq ft

Sign in to see the exact sold price and date.

Recently sold home in Seton, Calgary
$400K – $500KSold in 2026

Seton, Calgary

2 bed · 2 bath · 1,088 sq ft

Sign in to see the exact sold price and date.

Recently sold home in Seton, Calgary
$300K – $400KSold in 2026

Seton, Calgary

2 bed · 2 bath · 912 sq ft

Sign in to see the exact sold price and date.

Recently sold home in Seton, Calgary
$600K – $700KSold in 2026

Seton, Calgary

3 bed · 4 bath · 1,730 sq ft

Sign in to see the exact sold price and date.

Recently sold home in Seton, Calgary
$600K – $700KSold in 2026

Seton, Calgary

5 bed · 5 bath · 1,802 sq ft

Sign in to see the exact sold price and date.

Recently sold home in Seton, Calgary
$600K – $700KSold in 2026

Seton, Calgary

4 bed · 5 bath · 1,617 sq ft

Sign in to see the exact sold price and date.

Schools

Designated schools (in zone)

  • Cranston SchoolElementary · designated K-4 · Calgary PublicIf full, new registrants may be sent to an overflow school (Overflow: Mckenzie Towne (K-4)).
    3.3 km
  • St. John Henry Newman SchoolElementary - Junior High · designated K-6, 7-9 · Calgary Catholic
    5.1 km
  • Joane Cardinal-Schubert High SchoolHigh School · designated 10-12 · Calgary PublicIf full, new registrants may be sent to an overflow school (Overflow: Centennial High (10-12)).
    0.9 km
  • Dr. George Stanley SchoolMiddle School · designated 5-9 · Calgary PublicIf full, new registrants may be sent to an overflow school (Overflow: Mckenzie Highlands (5-9)).
    2.5 km

Program designations

Also nearby

In-zone designations come from Calgary Board of Education (2025-26) and Calgary Catholic School District (2026-27) attendance areas; nearby schools cover both boards. Contains information licensed under the Open Government Licence – City of Calgary. Distances are straight-line — always confirm enrolment with the school board.

Getting around

Transit

  • Seton Way & 202 Avenue SE390 m
  • Seton Way & Seton Circle SE400 m
  • Somerset - Bridlewood CTrain Station9.0 km

Parks

  • Seton ParkCommunity Park860 m
  • Brookfield Residential YMCA at Seton groundsDistrict Park910 m
  • Bayside School groundsNeighbourhood Park2.0 km

Transit stops from Calgary Transit and parks from City of Calgary open data (contains information licensed under the Open Government Licence – City of Calgary); distances are straight-line.

More on Union Avenue SE

All homes on this street →

About Seton

The typical assessed value in Seton is $366,500, across 5,850 homes.

Recently sold in SetonHomes for sale in SetonAll of Calgary

Website provided by Kelly Grant

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.

Mortgage values are calculated by hômm and are provided for estimate purposes only.

The hômm Estimate is generated by an automated valuation model using publicly available data, including municipal property assessments. It is a general estimate only, not an appraisal.

Trademarks are owned or controlled by the Canadian Real Estate Association (CREA) and identify real estate professionals who are members of CREA (REALTOR®, REALTORS®) and/or the quality of services they provide (MLS®, Multiple Listing Service®).