437 21 Avenue NW
437 21 Avenue NW is a house in Mount Pleasant, Calgary, built in 2012 on a 3,944 sq ft lot. The City of Calgary assessed it at $1,410,000 for 2026, +25.9% over 3 years.
$1,410,000
2026 assessed value · about $9,380 a year in property tax
Change in assessed value
- 3 years+25.9%
- 5 years+38.2%
- 10 years+27.0%
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 1,260 detached houses in Mount Pleasant
In the top tenth of detached houses in Mount Pleasant. The typical one is assessed at $780K; this one is 81% higher.
Similar homes nearby
- 439 21 Avenue NW$1.38M · built 2012
- 421 21 Avenue NW$1.46M · built 2009
- 428 21 Avenue NW$1.15M · built 2010
- 426 21 Avenue NW$1.12M · built 2010
- 420 21 Avenue NW$1.53M · 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 $1.38M; this one is 2% higher.
Facts
- Kind of property
- House
- 2025 assessed value
- $1,340,000
- Year built
- 2012
- Lot size
- 3,944 sq ft
- Zoning
- R-C2,R-CG
- 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.
Building history
- 2012 · House demolishedBuilding permit
- 2012 · 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)
- GarageBuilding permit · Oct 2012 · est. $23,097 · completed · BP2012-14145
- New: contextual single detached dwelling (west lot)Development permit · Sep 2012 · approved · DP2012-1928
- New house, basement development, fireplace, garageBuilding permit · Aug 2012 · est. $354,758 · 1 new home · completed · BP2012-10093
- Demolition (demolition)Building permit · Jul 2012 · completed · BP2012-08797
- New: contextual single detached dwelling (east lot)Development permit · Jul 2012 · approved · DP2012-1927
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.