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Get started23 Crichton Avenue is a five-bedroom semi-detached house in Wallington (SM6 8HL). It has a recorded floor area of 130 m² (around 1399 sq ft), construction records dating it to 1930-1949 and council tax band E. The latest certificate (May 2012) shows an E (score 46), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 75), a 2-band jump. The latest certificate is from May 2012, so improvements made since then won't be reflected.
Sale prices here have outpaced England HPI: 8.9% per year against 0% for the wider region. Today's modelled estimate of £543,000 sits 52.1% above the 2012 sale of £357,000. On a £-per-square-foot basis, the last sale (£255/sq ft) was about 17.6% below the postcode norm. 3 planning records sit against the property, 3 approved, 0 refused. Past consents include an extension, a garage conversion, a porch and a loft conversion, meaningful when judging how the property has evolved. At 130 m² it's 21.5% larger than the typical home in the postcode (107 m² median across 13 EPCs). 5 bedrooms is on the larger side for this postcode, where 3 is the typical count. Last changed hands 14 years ago, in August 2012.
23 Crichton Avenue's carbon output runs well above what efficient homes in the postcode produce.
This certificate is over 10 years old and is no longer valid.Expired 10 May 2022
Planning history includes both a loft conversion and an extension — the classic family-home expansion.
Extension: Front of property
Conversion of the existing garage into a habitable room and a front extension to aligned front porch with the garage.
Sale price has grown by over 3x since 1996.
£543,000
Modelled from EPC, postcode comparables and a sale-price growth of 8.9% per year over 16 years.
£357,000
Growth on file: 8.9% per year over 16 years.
On co₂ emissions, 23 Crichton Avenue runs well behind the street norm.
Price per m²
£2,746
Street avg £4,435
Floor Area
130 m²
Street avg 116 m²
Habitable Rooms
6 rooms
Rail-style transport is unusually close for this postcode.
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.5 km
Bandon Hill Cemetery — bus stop.

Daytime· 07:00 – 23:00
52.7dB

Extension: Single storey · Side and rear of property
Erection of a single storey side and rear extension.
1 more application for this property
Join to see all planning history.
31 August 2012Most recent
£357,000
+298.9%over 16 years30 May 1996
£89,500
Median price across the last 5 sales in SM6 8HL: £580,000 (2025–2023).
Street avg 6 rooms
CO₂ Emissions
7.8 t/year
Street avg 5.1 t/year
SM6 8NF
Closest school
0.6 km
Beddington Infants' School. 45 schools nearby.
Night-time· 23:00 – 07:00
43.1dB
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