140 Thames Close NW
140 Thames Close NW is a house in Thorncliffe, Calgary, built in 2025 on a 5,500 sq ft lot. The City of Calgary assessed it at $611,500 for 2026.
$611,500
2026 assessed value · about $4,070 a year in property tax
Compared with 2,034 detached houses in Thorncliffe
Valued above about 60% of detached houses in Thorncliffe. The typical one is assessed at $599K; this one is about the same.
Facts
- Kind of property
- House
- 2025 assessed value
- $397,000
- Year built
- 2025
- Lot size
- 5,500 sq ft
- Zoning
- R-C1,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
- 1975 · Built, since replacedCity assessment records
- 2023 · House demolishedBuilding permit
- 2025 · BuiltCity assessment records
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 (3)
- New house, basement development, fireplace, garage, deck, porch, secondary suiteBuilding permit · Aug 2025 · 1 new home · still open · BP2025-08074
- Demolition (demolition)Building permit · Sep 2023 · completed · BP2023-15208
- New: single detached dwelling, secondary suite (above rear attached garage)Development permit · Dec 2022 · approved · DP2022-03680
From the City of Calgary's open data, up to Oct 2026. Costs are the applicant's estimate.
Along Thames Close NW
- 128 Thames Close NW$592K
- 132 Thames Close NW$656K
- 136 Thames Close NW$628K
- 144 Thames Close NW$606K
- 148 Thames Close NW$605K
- 151 Thames Close NW$3.91M
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.