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Get started3 Carleton Avenue is a five-bedroom semi-detached house in Wallington (SM6 9LW). It has a recorded floor area of 174 m² (around 1873 sq ft), construction records dating it to 1930-1949 and council tax band F. The latest certificate (June 2019) shows a D (score 61), on the cusp of jumping into the C band. The recommended improvements would lift it to A (score 94), a 3-band jump.
Sale prices here have outpaced England HPI: 6.8% per year against 0% for the wider region. Today's modelled estimate of £850,000 is 11.8% above the 2020 sale price. On a £-per-square-foot basis, the last sale (£406/sq ft) was about 47% above the typical sold price in the postcode. At 174 m² the property is well over the postcode median (132 m² across 19 EPCs), placing it in the larger end of the local stock. 3 planning records sit against the property, 3 approved, 0 refused. Past consents include an extension and a loft conversion, meaningful when judging how the property has evolved. Last sale on file: £760,000 in February 2020.
3 Carleton Avenue's carbon output runs well above what efficient homes in the postcode produce.
Planning history includes both a loft conversion and an extension — the classic family-home expansion.
Conversion of loft space involving a dormer extension at rear, alteration to existing roof line and a rooflight at front.
Sale price has grown by over 3x since 2002.
£850,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.8% per year over 18 years.
£760,000
Growth on file: 6.8% per year over 18 years.
3 Carleton Avenue outperforms the street on floor area by a wide margin.
Price per m²
£4,368
Street avg £4,402
Floor Area
174 m²
Street avg 129 m²
Habitable Rooms
9 rooms
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.3 km
Foresters Drive / The Newlands — bus stop.

Daytime· 07:00 – 23:00
51.3dB

Extension: Single storey · Rear of property
Erection of a single storey rear extension and conversion of loft space involving formation of a dormer extension at rear.
1 more application for this property
Join to see all planning history.
10 February 2020Most recent
£760,000
+215.4%over 17 years19 July 2002
£241,000
Median price across the last 5 sales in SM6 9LW: £775,000 (2025–2021).
Street avg 6 rooms
CO₂ Emissions
7.0 t/year
Street avg 6.1 t/year
SM6 9PJ
Closest school
0.5 km
The John Fisher School. 37 schools nearby.
Night-time· 23:00 – 07:00
40.5dB
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