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Get started9 Ongar Close is a three-bedroom detached house in Addlestone (KT15 1BX). It has a recorded floor area of 85 m² (around 915 sq ft), construction records dating it to 1930-1949 and council tax band E. The latest certificate (June 2025) shows a C (score 70). When first surveyed in March 2013 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Poor, roof efficiency went from Average to Very Good and lighting went from Poor to Good. The recommended improvements would push it to B (score 81). The home occupies a cul-de-sac position.
Today's modelled estimate of £506,000 sits 153% above the 2012 sale of £200,000. On a £-per-square-foot basis, the last sale (£219/sq ft) was about 20.1% below the postcode norm. Its energy rating outperforms most of the postcode (better than 80% of similar EPCs). On the market in October 2012 and unlisted since — roughly 14 years.
9 Ongar Close valuation sits well clear of the typical sold price in this postcode.
£506,000
Modelled from EPC, postcode comparables.
£200,000
Recorded with HM Land Registry.
9 Ongar Close is notably below the street on price per m².
Price per m²
£2,353
Street avg £3,752
Floor Area
85 m²
Street avg 122 m²
Habitable Rooms
4 rooms
Street avg 5 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
55.9dB

Changes detected from historical EPC data
Window efficiency improved
Low energy lighting percentage decreased
Wall insulation improved
Loft insulation upgraded to recommended levels
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
19 October 2012Most recent
£200,000
Median price across the last 5 sales in KT15 1BX: £335,000 (2024–2004).
CO₂ Emissions
2.7 t/year
Street avg 5.8 t/year
KT15 1PP
Closest school
0.2 km
Holy Family Catholic Primary School. 21 schools nearby.
Night-time· 23:00 – 07:00
49.8dB
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