4815 20 Avenue NW
4815 20 Avenue NW is a house in Montgomery, Calgary, built in 1995 on a 2,999 sq ft lot. The City of Calgary assessed it at $594,500 for 2026, +47.0% over 3 years.
$594,500
2026 assessed value · about $3,950 a year in property tax
Change in assessed value
- 3 years+47.0%
- 5 years+59.2%
- 10 years+54.8%
- 20 years+208.8%
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 636 duplexes in Montgomery
Valued above about 25% of duplexes in Montgomery. The typical one is assessed at $819K; this one is 27% lower.
Similar homes nearby
- 4813 20 Avenue NW$595K · built 1995
- 4825 20 Avenue NW$776K · built 2002
- 4827 20 Avenue NW$776K · built 2002
- 4822 21 Avenue NW$777K · built 2001
- 4824 21 Avenue NW$723K · built 2001
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 $776K; this one is 23% lower.
Facts
- Kind of property
- House
- 2025 assessed value
- $555,000
- Year built
- 1995
- Lot size
- 2,999 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.
Legal secondary suite
On the City of Calgary's secondary suite registry: approved and inspected, Sep 2021.
Permits (2)
- Secondary SuiteBuilding permit · Nov 2020 · completed · BP2020-14559
- Semi-detached dwellingDevelopment permit · Aug 1994 · approved · DP1994-1836
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.