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Get startedGreat Oaks Granary is a detached house in Windlesham (GU20 6AA). It has a recorded floor area of 103 m² (around 1109 sq ft), construction records dating it to 1983-1990 and council tax band G. The latest certificate (August 2019) shows a C (score 72). When first surveyed in May 2009 the rating was G, the property has climbed 4 bands since. Between certificates, wall efficiency went from Average to Good, roof efficiency went from Very Poor to Average and window efficiency went from Very Poor to Average. The recommended improvements would push it to B (score 84).
4 planning records sit against the property, 1 approved, 1 refused, 1 pending. Past consents include an extension and a porch, meaningful when judging how the property has evolved. An application is currently awaiting a decision. Its energy rating outperforms most of the postcode (better than 71% of similar EPCs).
A an annexe application was refused at Great Oaks Granary in 2023.
Extension: Two storey · Side of property
Erection of two storey side extension following demolition of existing garden store and erection of new front porch.
Great Oaks Granary has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£690,000
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.
EPC Rating for Great Oaks Granary runs comfortably ahead of the street norm.
EPC Rating
72 (C)
Street avg 60 (D)
Floor Area
103 m²
Street avg 140 m²
CO₂ Emissions
3.2 t/year
Crime
1/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Hatton Hill — bus stop.

Daytime· 07:00 – 23:00
50.5dB

Changes detected from historical EPC data
Replaced storage heaters with gas boiler
Connected to mains gas supply
Hot water system upgraded
Wall insulation improved
Loft insulation upgraded to recommended levels
Heating system changed
Changed to a more efficient fuel source
Heating controls changed
Hot water system changed
Single glazing replaced with double or better glazing
More low energy lighting installed
Heating system upgraded to a more efficient system
Heating controls changed
Replaced storage heaters with gas boiler
Connected to mains gas supply
Heating controls upgraded for better temperature management
Hot water system upgraded
Windows upgraded, improving insulation
Are we missing something? Tell us about home improvements to help adjust your valuation.
Extension: Two storey · Side of property
Erection of two storey side extension, following demolition of garden store, and erection of a side extension to annex.
2 more applications for this property
Join to see all planning history.
Median price across the last 5 sales in GU20 6AA: £715,000 (2025–2019).
Street avg 5.6 t/year
Habitable Rooms
3 rooms
Street avg 6 rooms
GU20 6AF
Closest school
0.6 km
Windlesham Village Infant School. 7 schools nearby.
Night-time· 23:00 – 07:00
42.8dB