Calgary · Winston Heights/Mountview
507 23 Avenue NE
507 23 Avenue NE is a house in Winston Heights/Mountview, Calgary, built in 1980 on a 3,078 sq ft lot. The City of Calgary assessed it at $461,000 for 2026, +30.8% over 3 years.
$461,000
2026 assessed value · about $3,070 a year in property tax
Change in assessed value
- 3 years+30.8%
- 5 years+37.6%
- 10 years+16.9%
- 20 years+106.7%
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 347 duplexes in Winston Heights/Mountview
Valued above about 15% of duplexes in Winston Heights/Mountview. The typical one is assessed at $778K; this one is 41% lower.
Similar homes nearby
- 505 23 Avenue NE$517K · built 1980
- 522 23 Avenue NE$505K · built 1979
- 524 23 Avenue NE$508K · built 1979
- 515 22 Avenue NE$439K · built 1978
- 517 22 Avenue NE$432K · built 1978
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 $505K; this one is 9% lower.
Facts
- Kind of property
- House
- 2025 assessed value
- $425,500
- Year built
- 1980
- Lot size
- 3,078 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.
Permits (2)
- New: rowhouse building (1 building), secondary suite (4 suites), accessory residential building (garage)Development permit · Sep 2025 · approved · DP2025-02765
- New: rowhouse building (1 building, 4 units) secondary suite (2 suites)Development permit · Apr 2021 · approved · DP2020-8231
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.