5012 21 Street SW
5012 21 Street SW is a house in Altadore, Calgary, built in 2022 on a 3,745 sq ft lot. The City of Calgary assessed it at $1,430,000 for 2026, +23.3% over 3 years.
$1,430,000
2026 assessed value · about $9,510 a year in property tax
Change in assessed value
- 3 years+23.3%
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 758 duplexes in Altadore
In the top tenth of duplexes in Altadore. The typical one is assessed at $1.10M; this one is 30% higher.
Similar homes nearby
- 5010 21 Street SW$1.43M · built 2022
- 5018 21 Street SW$1.47M · built 2019
- 5020 21 Street SW$1.47M · built 2019
- 5012 21A Street SW$1.08M · built 2014
- 5010 21A Street SW$1.08M · built 2014
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 $1.43M; this one is about the same.
Facts
- Kind of property
- House
- 2025 assessed value
- $1,330,000
- Year built
- 2022
- Lot size
- 3,745 sq ft
- Zoning
- R-C2,R-CG
- 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
- 2022 · House demolishedBuilding permit
- 2022 · Semi-detached house builtCity assessment records and building 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)
- Revision: semi-detached dwelling (change to DP2021-7297)Development permit · Aug 2022 · approved · DP2022-04586
- New semi-detached house, basement development, fireplace, deck, porchBuilding permit · Apr 2022 · est. $308,387 · 1 new home · completed · BP2022-00809
- GarageBuilding permit · Feb 2022 · est. $38,576 · completed · BP2022-00810
- Demolition (demolition)Building permit · Jan 2022 · completed · BP2022-00378
- New: semi-detached dwelling, accessory residential building (garage)Development permit · Dec 2021 · approved · DP2021-7297
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.