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Get started8 Avon Close is a three-bedroom mid-terrace house in Addlestone (KT15 1JD). It has a recorded floor area of 87 m² (around 936 sq ft), construction records dating it to 1976-1982 and council tax band D. The latest certificate (January 2026) shows a C (score 70). When first surveyed in March 2015 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Poor to Average; while window efficiency dropped from Good to Average and lighting dropped from Very Good to Poor. This certificate was lodged in the last six months, so the rating reflects current condition.
Sale prices here have outpaced England HPI: 3.3% per year against 0% for the wider region. Today's modelled estimate of £473,000 is 19.7% above the 2015 sale price. On a £-per-square-foot basis, the last sale (£422/sq ft) was about 39.5% above the typical sold price in the postcode. On energy efficiency it sits in the top 10% of properties in this postcode. One planning record on file: an extension approved in 2025. Past consents include an extension, meaningful when judging how the property has evolved. On the market in October 2015 and unlisted since — roughly 11 years.
8 Avon Close ranks among the most efficient homes in the postcode for energy use.
8 Avon Close has an approved single-storey side extension on the planning record.
Extension: Single storey · Side of property
Single storey side extension with flat roof over, & landscaping, following demolition of existing garage.
8 Avon Close valuation sits well clear of the typical sold price in this postcode.
£473,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.3% per year over 11 years.
£395,000
Growth on file: 3.3% per year over 11 years.
On epc rating, 8 Avon Close stands well clear of the street.
Price per m²
£4,540
Street avg £4,068
Floor Area
87 m²
Street avg 90 m²
Habitable Rooms
5 rooms
Street avg 4 rooms
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Ongar Close — bus stop.

Daytime· 07:00 – 23:00
57.4dB

Changes detected from historical EPC data
Wall insulation upgraded
Are we missing something? Tell us about home improvements to help adjust your valuation.
15 October 2015Most recent
£395,000
+43.6%over 11 years19 July 2004
£275,000
Median price across the last 5 sales in KT15 1JD: £400,000 (2021–2010).
CO₂ Emissions
2.8 t/year
Street avg 4.2 t/year
KT15 1LP
Closest school
0.1 km
Ongar Place Primary School. 21 schools nearby.
Night-time· 23:00 – 07:00
51.0dB
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