21 Brae Hill Close, Brill, Aylesbury, HP18 9TE
About 21 Brae Hill Close
21 Brae Hill Close is a one-bedroom semi-detached house in Brill, Aylesbury, Aylesbury (HP18 9TE). It has a recorded floor area of 56 m² (around 603 sq ft), construction records dating it to 1976-1982 and council tax band A. At 56 m² this is the 8th smallest of 18 units on EPC record in the building, where floor areas span 39–236 m². The building's EPC ratings span E to A, with this unit at the bottom. The latest certificate (July 2016) shows an E (score 53), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 77), a 2-band jump. Main heating runs on electricity.
At 56 m² it sits well below the postcode median (87 m² across 17 EPCs), making it one of the more compact homes locally. It lags the bulk of the postcode on energy efficiency (less efficient than 82% of similar EPCs). 1 bedrooms is on the smaller side for this postcode, where 3 is the typical count. Across 2008–2022, sale prices on this property compounded at 3.7% per year. On a £-per-square-foot basis, the last sale (£307/sq ft) was about 35.4% above the typical sold price in the postcode. Sold November 2022 for £185,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
What this property has
Inside
- Bedrooms1
- Bathrooms1
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 23 Jul 2026
EPC Rating
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 £820 · Includes VAT
Planning history
21 Brae Hill Close 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
Latest sale on 21 Brae Hill Close was the lowest on Land Registry record across the postcode.
£183,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.7% per year over 14 years.
£185,000
Growth on file: 3.7% per year over 14 years.
Sales timeline
30 November 2022Most recent
£185,000
+8.8%over 5 years15 December 2016
£170,000
+54.5%over 8 years21 September 2008
£110,000
Median price across the last 5 sales in HP18 9TE: £365,000 (2025–2016).
Nearby sales in HP18 9TE
7 Brae Hill Close, Brill, Aylesbury, HP18 9TE
Sold Jul 2025
£675,0009 Brae Hill Close, Brill, Aylesbury, HP18 9TE
Sold Dec 2021
£325,5002 Brae Hill Close, Brill, Aylesbury, HP18 9TE
Sold Jun 2021
£365,00015 Brae Hill Close, Brill, Aylesbury, HP18 9TE
Sold May 2018
£360,00011 Brae Hill Close, Brill, Aylesbury, HP18 9TE
Sold Dec 2016
£975,000
Versus other Brae Hill Close homes
On epc rating, 21 Brae Hill Close runs well behind the street norm.
EPC Rating
53 (E)
Street avg 70 (C)
Floor Area
56 m²
Street avg 46 m²
CO₂ Emissions
5.0 t/year
Street avg 2.8 t/year
Habitable Rooms
2 rooms
Street avg 2 rooms
Similar properties nearby
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1 Bradley Close, Oakley
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1 Brookside, Oakley
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1 Bonnersfield, Long Crendon
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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
The Square — bus stop.
Closest school
0.6 km
Brill Church of England School. 2 schools 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
44.5dB

Night-time· 23:00 – 07:00
36.1dB







