279 Union Avenue SE
279 Union Avenue SE is a house in Seton, Calgary, built in 2023 on a 2,397 sq ft lot. The City of Calgary assessed it at $276,500 for 2026.
$276,500
2026 assessed value · about $1,840 a year in property tax
Compared with 363 duplexes in Seton
In the lowest tenth of duplexes in Seton. The typical one is assessed at $644K; this one is 57% lower.
Similar homes nearby
- 275 Union Avenue SE$664K · built 2023
- 283 Union Avenue SE$277K · built 2023
- 287 Union Avenue SE$277K · built 2023
- 291 Union Avenue SE$279K · built 2023
- 307 Union Avenue SE$664K · built 2023
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 $279K; this one is about the same.
Facts
- Kind of property
- House
- 2025 assessed value
- $648,500
- Year built
- 2023
- Lot size
- 2,397 sq ft
- Zoning
- R-G
- City use code
- R120
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.
Building history
- 2023 · Semi-detached house builtCity assessment records and building permit
- 2026 · Building demolishedBuilding permit
Years built from the City's assessment rolls (2020 on), and completed permits for new buildings and demolitions (1999 on). Where they disagree, both are shown.
Permits (5)
- GarageBuilding permit · Jun 2026 · est. $36,647 · issued · BP2026-07749
- New semi-detached house, deck, porch, secondary suiteBuilding permit · Jun 2026 · est. $216,747 · 1 new home · still open · BP2026-07748
- Demolition (demolition)Building permit · Apr 2026 · completed · BP2026-06703
- Demolition (demolition)Building permit · Apr 2026 · completed · BP2026-06702
- New semi-detached house, porch, secondary suiteBuilding permit · Jun 2023 · est. $183,662 · 1 new home · completed · BP2023-07993
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.