18 Brae Hill, Brill, Aylesbury, HP18 9TF
About 18 Brae Hill
18 Brae Hill is a four-bedroom semi-detached house in Brill, Aylesbury, Aylesbury (HP18 9TF). It has a recorded floor area of 114 m² (around 1227 sq ft), construction records dating it to 1930-1949 and council tax band C. The latest certificate (February 2014) shows a C (score 70). The recommended improvements would push it to B (score 84). Main heating runs on oil. The latest certificate is from February 2014, so improvements made since then won't be reflected. Records show the property has been extended at some point in its history.
3 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension, a loft conversion, a porch and an annexe, meaningful when judging how the property has evolved. At 114 m² it's 29.5% larger than the typical home in the postcode (88 m² median across 19 EPCs). Across 2015–2020, sale prices on this property compounded at 3% per year. Today's modelled estimate of £550,000 is 34.1% above the 2020 sale price. Sold February 2020 for £410,000.
What this property has
Inside
- Bedrooms4
- Bathrooms3
- Dining roomYes
- EnsuiteYes
- StudyYes
- FireplaceYes
Outside
- Private gardenRear
Building
- Previously extendedYes
Energy performance
18 Brae Hill's EPC is over a decade old — improvements since won't be reflected.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 26 Feb 2024
EPC Rating
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Level 3 Building Survey
Because the property has no mains gas supply, we believe a Level 3 building survey should be considered.
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Planning history
Planning history includes both a loft conversion and an extension — the classic family-home expansion.
3 applications on record at 18 Brae Hill, Brill, Aylesbury, HP18 9TF
- Dec 2009AnnexFullOutcome in report
Extension: Two storey · Side and rear of property
Erection of two storey side and rear extension to include ground floor annexe
Extension- Documents
- 11 docs on file
- Reference
- 09/01707/APP
- More recent applications — locked
- Loft ConversionJun 2020Decision
- AnnexApr 2010Decision
Unlock 18 Brae Hill, Brill, Aylesbury, HP18 9TF's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (3 on record)
- All 3 applications on this property in full, plus 2 notable nearby
- The 34 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£550,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.0% per year over 4 years.
£410,000
Growth on file: 3.0% per year over 4 years.
Sales timeline
14 February 2020Most recent
£410,000
+13.9%over 4 years3 September 2015
£360,000
Median price across the last 5 sales in HP18 9TF: £360,000 (2023–2019).
Nearby sales in HP18 9TF
50 Brae Hill, Brill, Aylesbury, HP18 9TF
Sold Nov 2023
£340,00016 Brae Hill, Brill, Aylesbury, HP18 9TF
Sold Jan 2022
£395,00032 Brae Hill, Brill, Aylesbury, HP18 9TF
Sold Mar 2021
£435,0004 Brae Hill, Brill, Aylesbury, HP18 9TF
Sold Jul 2019
£360,0006 Brae Hill, Brill, Aylesbury, HP18 9TF
Sold May 2019
£360,000
Versus other Brae Hill homes
On floor area, 18 Brae Hill stands well clear of the street.
Price per m²
£3,596
Street avg £3,461
Floor Area
114 m²
Street avg 90 m²
Habitable Rooms
6 rooms
Street avg 5 rooms
CO₂ Emissions
4.2 t/year
Street avg 4.9 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
The Square — bus stop.
Closest school
0.5 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
44.6dB

Night-time· 23:00 – 07:00
36.1dB







