189 Union Avenue SE
189 Union Avenue SE is a house in Seton, Calgary, built in 2020 on a 2,742 sq ft lot. The City of Calgary assessed it at $774,000 for 2026, +26.4% over 3 years.
$774,000
2026 assessed value · about $5,150 a year in property tax
Change in assessed value
- 3 years+26.4%
- 5 years+61.6%
The change in the City's assessment of the same property, to 2026. Years before the building was finished or before a jump in its value are left out.
Compared with 1,221 detached houses in Seton
Valued above about 50% of detached houses in Seton. The typical one is assessed at $771K; this one is about the same.
Similar homes nearby
- 193 Union Avenue SE$753K · built 2020
- 185 Union Avenue SE$695K · built 2021
- 181 Union Avenue SE$725K · built 2021
- 203 Union Avenue SE$693K · built 2020
- 177 Union Avenue SE$660K · built 2020
The closest homes of the same kind, built within 8 years of this one and on a lot within 30% of its size. Their middle value is $695K; this one is 11% higher.
Facts
- Kind of property
- House
- 2025 assessed value
- $779,000
- Year built
- 2020
- Lot size
- 2,742 sq ft
- Zoning
- R-G
- City use code
- R110
Think this value is wrong?
The City of Calgary mails assessment notices each January. During the review period that follows you can ask the City's assessors to look again, and by the deadline printed on your notice you can file a complaint with the Assessment Review Board. Values of similar homes nearby, like the ones above, are the usual starting point. Details are on calgary.ca under property assessment.
Legal secondary suite
On the City of Calgary's secondary suite registry: approved and inspected, Sep 2020.
Permits (3)
- New house, fireplace, porchBuilding permit · Feb 2020 · est. $294,535 · 1 new home · completed · BP2020-01793
- GarageBuilding permit · Feb 2020 · est. $42,434 · completed · BP2020-01795
- Secondary SuiteBuilding permit · Feb 2020 · est. $60,083 · 1 new home · completed · BP2020-01794
From the City of Calgary's open data, up to Oct 2026. Costs are the applicant's estimate.
From the City of Calgary's open assessment data. An assessment is the City's estimate of market value on July 1, 2025, for property tax; it is not a sale price. The map also shows building permits, legal suites and homes for sale or rent.