25 Canopus Close, St Mellons, Cardiff, CF3 1NR
About 25 Canopus Close
25 Canopus Close is a three-bedroom semi-detached house in St. Mellons, Cardiff, Cardiff (CF3 1NR). It has a recorded floor area of 68 m² (around 732 sq ft), construction records dating it to 1983-1990 and council tax band D. The latest certificate (May 2021) shows a C (score 73). The recommended improvements would push it to B (score 89). The home occupies a cul-de-sac position.
Across 2004–2021, sale prices on this property compounded at 2.8% per year. Today's modelled estimate of £269,000 is 25.1% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£294/sq ft) was about 89.4% above the typical sold price in the postcode. Sold September 2021 for £215,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
What this property has
Inside
- Bedrooms3
- Bathrooms1
Outside
- Cul-de-sacYes
Building
- RefurbishedYes
Energy performance
EPC Rating
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Planning history
25 Canopus Close has no planning applications on record.
A planning report still maps activity across the surrounding area and reads this property's extension & conversion potential.
Sales history & valuation
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£269,000
Modelled from EPC, postcode comparables and a sale-price growth of 2.8% per year over 17 years.
£215,000
Growth on file: 2.8% per year over 17 years.
Sales timeline
30 September 2021Most recent
£215,000
+59.6%over 17 years23 August 2004
£134,750
Median price across the last 5 sales in CF3 1NR: £215,000 (2024–2021).
Nearby sales in CF3 1NR
13 Canopus Close, St Mellons, Cardiff, CF3 1NR
Sold Apr 2024
£290,0008 Canopus Close, St Mellons, Cardiff, CF3 1NR
Sold Mar 2023
£233,00024 Canopus Close, St Mellons, Cardiff, CF3 1NR
Sold Jan 2023
£169,00026 Canopus Close, St Mellons, Cardiff, CF3 1NR
Sold Nov 2021
£166,0009 Canopus Close, St Mellons, Cardiff, CF3 1NR
Sold Jun 2021
£215,000
Versus other Canopus Close homes
Price per m² for 25 Canopus Close runs comfortably ahead of the street norm.
Price per m²
£3,162
Street avg £2,168
Floor Area
68 m²
Street avg 70 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
2.2 t/year
Street avg 2.4 t/year
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1 Canopus Close, St Mellons
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The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
3/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km
Ty Coch Court — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







