15 Wales Avenue, Carshalton, SM5 3QN
About 15 Wales Avenue
15 Wales Avenue is a two-bedroom end-of-terrace house in Carshalton (SM5 3QN). It has a recorded floor area of 71 m² (around 764 sq ft), construction records dating it to 1967-1975 and council tax band D. The latest certificate (September 2022) shows a D (score 68), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since May 2011. Between certificates, wall efficiency went from Poor to Average, roof efficiency went from Average to Good and lighting went from Average to Good; while window efficiency dropped from Good to Average. The recommended improvements would lift it to B (score 87), a 2-band jump. The home occupies a corner plot.
One planning application is currently pending a decision in 2024. Across 2011–2023, sale prices on this property compounded at 5.8% per year. On a £-per-square-foot basis, the last sale (£628/sq ft) was about 100.3% above the typical sold price in the postcode. Most recent transfer: March 2023 at £480,000.
What this property has
Inside
- Bedrooms2
- Bathrooms1
Outside
- Private gardenSouth-facing
- GarageYes
- Corner plotYes
Building
- Heating systemGas
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Windows upgraded, improving insulation
Cavity wall insulation installed
Loft insulation upgraded to recommended levels
More low energy lighting installed
Planning history
Council records include a part-single-part-two-storey side extension at 15 Wales Avenue.
- Nov 2024ExtensionFullIn report
Extension: Part single, part two storey · Side of property
Erection of a part one, part two storey side extension and alterations to the fenestrations.
- Agent
- happy building
- Documents
- 9 docs on file
- Reference
- DM2024/01645
We flagged 1 thing worth checking at 15 Wales Avenue
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
15 Wales Avenue valuation sits well clear of the typical sold price in this postcode.
£499,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.8% per year over 12 years.
£480,000
Growth on file: 5.8% per year over 12 years.
Sales timeline
17 March 2023Most recent
£480,000
+92.0%over 11 years4 August 2011
£249,950
Median price across the last 5 sales in SM5 3QN: £450,000 (2025–2023).
Nearby sales in SM5 3QN
Versus other Wales Avenue homes
Price per m² for 15 Wales Avenue runs comfortably ahead of the street norm.
Price per m²
£6,761
Street avg £4,142
Floor Area
71 m²
Street avg 104 m²
Habitable Rooms
3 rooms
Street avg 5 rooms
CO₂ Emissions
2.7 t/year
Street avg 4.0 t/year
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
14/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Cambridge Road / Carlshalton Road — bus stop.
Closest school
0.3 km
St Philomena's Catholic High School for Girls. 38 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
52.5dB

Night-time· 23:00 – 07:00
43.0dB







