4903 20 Street SW
4903 20 Street SW is a house in Altadore, Calgary, built in 2012 on a 5,026 sq ft lot. The City of Calgary assessed it at $1,840,000 for 2026, +28.7% over 3 years.
$1,840,000
2026 assessed value · about $12,240 a year in property tax
Change in assessed value
- 3 years+28.7%
- 5 years+47.2%
- 10 years+21.1%
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 1,267 detached houses in Altadore
Valued above about 80% of detached houses in Altadore. The typical one is assessed at $1.27M; this one is 45% higher.
Similar homes nearby
- 4905 20A Street SW$1.39M · built 2015
- 4907 20A Street SW$1.40M · built 2015
- 4909 20A Street SW$1.39M · built 2015
- 2033 48 Avenue SW$1.89M · built 2017
- 2031 48 Avenue SW$2.11M · built 2017
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 $1.40M; this one is 31% higher.
Facts
- Kind of property
- House
- 2025 assessed value
- $1,700,000
- Year built
- 2012
- Lot size
- 5,026 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)
- Change of use: single detached dwelling; relaxation: air conditioning equipment (existing) - projection into side setbackDevelopment permit · Nov 2016 · approved · DP2016-4687
- GarageBuilding permit · Oct 2012 · est. $25,246 · completed · BP2012-12829
- New house, basement development, fireplace, porchBuilding permit · Oct 2012 · est. $440,461 · 1 new home · completed · BP2012-12817
- Demolition (demolition)Building permit · Aug 2012 · completed · BP2012-05961
- New: contextual single detached dwellingDevelopment permit · May 2012 · approved · DP2012-1285
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.