Detached with Backyard Suite
428 21 Avenue NE
Calgary, Alberta T2E 1S6
- Assessed value
- $1,580,000
- 2026 roll
- Since the previous roll
- +12.1%
- From $1,410,000 in 2025
- Asking price
- $1,599,988
- 102 days on market
- Built
- 2017
Estimated value
$1,399,000 – $1,710,000
Estimated range, not an appraisal: the 2026 assessment, indexed by the MLS® HPI to Aug 2026.
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Assessment
The 2026 roll, as of Oct 5, 2026. An assessment is the value the municipality taxes on, not a sale price.
- Assessed value
- $1,580,000
- Previous roll (2025)
- $1,410,000
- Change from the previous roll
- +12.1%
Show as a table
| Year | Assessed value |
|---|---|
| 2026 | $1,580,000 |
| 2025 | $1,410,000 |
| 2024 | $1,270,000 |
| 2023 | $1,180,000 |
| 2022 | $1,150,000 |
| 2021 | $1,070,000 |
| 2020 | $1,160,000 |
| 2019 | $381,000 |
| 2018 | $392,500 |
| 2017 | $333,500 |
| 2016 | $352,500 |
| 2015 | $376,500 |
| 2014 | $322,000 |
| 2013 | $302,500 |
| 2012 | $299,500 |
| 2011 | $325,500 |
| 2010 | $290,000 |
| 2009 | $355,500 |
| 2008 | $371,000 |
| 2007 | $298,000 |
| 2006 | $213,000 |
| 2005 | $202,000 |
Listing
ActiveFor sale
Asking price$1,599,988
- Type
- House
- Bedrooms
- 5
- Bathrooms
- 5
- Living area
- 2,385 sq ft
- Listed
- Jul 17, 2026
- Days on market
- 102
- MLS® number
- A2329849
Property facts
- Use
- Detached with Backyard Suite
- Property type
- Land and improvements
- Assessment class
- Residential
- Zoning
- R-C2,R-CG
- Land area
- 433 m² (4,658 sq ft)
- Built
- 2017
- Neighbourhood
- Winston Heights/Mountview
- Roll number
- 046010005
Common questions
- What is 428 21 Avenue NE worth?
- Between $1,399,000 and $1,710,000. Estimated range, not an appraisal: the 2026 assessment, indexed by the MLS® HPI to Aug 2026.
- What is the assessed value of 428 21 Avenue NE?
- $1,580,000 on the 2026 roll, +12.1% from $1,410,000 in 2025. An assessment is the value the municipality taxes on, not a sale price.
- Is 428 21 Avenue NE for sale?
- Yes, it is listed at $1,599,988 since Jul 17, 2026 (102 days on market).
- When was 428 21 Avenue NE built?
- In 2017.
- How big is the lot at 428 21 Avenue NE?
- 433 m² (4,658 sq ft).
Last updated Oct 8, 2026.