7a, Princes Close, Chilton, Aylesbury, HP18 9LN
About 7a
7a is a semi-detached house in Chilton, Aylesbury, Aylesbury (HP18 9LN). It has a recorded floor area of 77 m² (around 829 sq ft), construction records dating it to 1983-1990 and council tax band C. The latest certificate (November 2025) shows a C (score 80), near the top of the C band. When first surveyed in November 2023 the rating was E, the property has climbed 2 bands since. Between certificates, roof efficiency went from Average to Very Good, hot-water efficiency went from Poor to Average and main heating went from Poor to Good; while window efficiency dropped from Good to Average and lighting dropped from Good to Poor. The recommended improvements would push it to B (score 86). Main heating runs on electricity. This certificate was lodged in the last six months, so the rating reflects current condition.
Untraded for 26 years, with the last transfer in December 1999. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. Today's modelled estimate of £302,000 sits 716.2% above the 1999 sale of £37,000. On a £-per-square-foot basis, the last sale (£45/sq ft) was about 85.1% below the postcode norm.
Energy performance
7a's carbon output is low for the local stock.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heat pump installed, significantly improving energy efficiency
Changed to a more efficient fuel source
Hot water efficiency improved
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 £955 · Includes VAT
Planning history
7a 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
7a's modelled value sits at over four times its earliest registered sale price (1999).
£302,000
Modelled from EPC, postcode comparables.
£37,000
Recorded with HM Land Registry.
Sales timeline
6 December 1999Most recent
£37,000
Median price across the last 5 sales in HP18 9LN: £522,500 (2024–2017).
Nearby sales in HP18 9LN
10a, Princes Close, Chilton, Aylesbury, HP18 9LN
Sold May 2024
£567,5001 Princes Close, Chilton, Aylesbury, HP18 9LN
Sold Jun 2018
£528,00018 Princes Close, Chilton, Aylesbury, HP18 9LN
Sold Jun 2018
£295,00021 Princes Close, Chilton, Aylesbury, HP18 9LN
Sold Jul 2017
£9,0006 Princes Close, Chilton, Aylesbury, HP18 9LN
Sold Sept 2016
£427,500
Versus other Princes Close homes
Years Held for 7a runs comfortably ahead of the street norm.
Price per m²
£481
Street avg £3,057
Floor Area
77 m²
Street avg 85 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
CO₂ Emissions
0.5 t/year
Street avg 3.3 t/year
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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
0.2 km
Thame Road — bus stop.
Closest school
1.8 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







