4 Coles Hill, Brill Road, Chilton, Aylesbury, HP18 9LX
About 4 Coles Hill
4 Coles Hill is a semi-detached house in Chilton, Aylesbury, Aylesbury (HP18 9LX). It has a recorded floor area of 92 m² (around 990 sq ft), construction records dating it to 1930-1949 and council tax band C. The latest certificate (November 2025) shows a C (score 75), near the top of the C band. When first surveyed in May 2017 the rating was G, the property has climbed 4 bands since. Between certificates, wall efficiency went from Poor to Good, roof efficiency went from Very Poor to Good and hot-water efficiency went from Poor to Average; while window efficiency dropped from Good to Average and lighting dropped from Very Good to Average. The recommended improvements would push it to B (score 81). Main heating runs on electricity. This certificate was lodged in the last six months, so the rating reflects current condition.
Its energy rating outperforms most of the postcode (better than 71% of similar EPCs).
Energy performance
4 Coles Hill's carbon output is low for the local stock.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Roof insulation improved
Heat pump installed, significantly improving energy efficiency
Changed to a more efficient fuel source
Hot water efficiency improved
Cavity wall insulation installed
Loft insulation upgraded to recommended levels
Get a survey for this property
Level 3 Building Survey
Because the property has no mains gas supply, we believe a Level 3 building survey should be considered.
From £1,020 · Includes VAT
Planning history
4 Coles Hill has no planning applications on record.
But the area is active
2 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
4 Coles Hill has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£459,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
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.
Median price across the last 2 sales in HP18 9LX: £501,250 (2025–2018).
Nearby sales in HP18 9LX
Versus other Brill Road homes
On co₂ emissions, 4 Coles Hill stands well clear of the street.
EPC Rating
75 (C)
Street avg 57 (D)
Floor Area
92 m²
Street avg 84 m²
CO₂ Emissions
0.6 t/year
Street avg 3.6 t/year
Habitable Rooms
5 rooms
Street avg 5 rooms
Similar properties nearby
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1 Brookside, Oakley
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1 Coldstream Way, Worminghall
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1 Brae Hill Close, Brill
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1 Brae Hill, Brill
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1 Bradley Close, Oakley
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The neighbourhood at a glance
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.3 km
Thame Road — bus stop.
Closest school
2.1 km
Long Crendon School. 1 school nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
43.5dB

Night-time· 23:00 – 07:00
36.0dB







