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Get started33 Updown Hill is a detached house in Windlesham (GU20 6DL). It has a recorded floor area of 181 m² (around 1948 sq ft), construction records dating it to before 1900 and council tax band G. The latest certificate (January 2022) shows a D (score 61), on the cusp of jumping into the C band. When first surveyed in May 2010 the rating was E, the property has climbed 1 band since. Between certificates, lighting went from Very Poor to Poor; while wall efficiency dropped from Good to Very Poor and roof efficiency dropped from Good to Average. The recommended improvements would push it to C (score 77).
At 181 m² the property is well over the postcode median (88 m² across 19 EPCs), placing it in the larger end of the local stock. 2 planning records sit against the property, 1 approved, 1 refused. Past consents include an extension, meaningful when judging how the property has evolved.
33 Updown Hill's carbon output runs well above what efficient homes in the postcode produce.
33 Updown Hill has been extended on multiple sides of the property across separate planning applications.
Extension: Single storey · Rear of property
Erection of a single storey rear extension with associated alterations.
33 Updown Hill has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£969,000
Modelled from EPC, postcode comparables.
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
On co₂ emissions, 33 Updown Hill runs well behind the street norm.
EPC Rating
61 (D)
Street avg 61 (D)
Floor Area
181 m²
Street avg 146 m²
CO₂ Emissions
7.3 t/year
Street avg 5.9 t/year
Crime
1/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Cooper Road — bus stop.

Daytime· 07:00 – 23:00
52.4dB

Changes detected from historical EPC data
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
Extension: Two storey · Side and rear of property
Erection of a two storey side/rear extension.
Median price across the last 5 sales in GU20 6DL: £193,500 (2025–2020).
Habitable Rooms
8 rooms
Street avg 7 rooms
GU20 6JY
Closest school
1.2 km
Windlesham Village Infant School. 7 schools nearby.
Night-time· 23:00 – 07:00
44.7dB