5 South Hills, Brill, Aylesbury, HP18 9TQ
About 5 South Hills
5 South Hills is a four-bedroom detached house in Brill, Aylesbury, Aylesbury (HP18 9TQ). It has a recorded floor area of 156 m² (around 1679 sq ft), construction records dating it to 1950-1966 and council tax band F. The latest certificate (August 2021) shows an E (score 44), well below the UK norm with real room to improve. When first surveyed in February 2014 the rating was F, the property has climbed 1 band since. Between certificates, window efficiency went from Poor to Good, hot-water efficiency went from Poor to Average and lighting went from Very Poor to Good; while roof efficiency dropped from Good to Average. The recommended improvements would lift it to C (score 72), a 2-band jump. Main heating runs on oil.
One planning record on file: an extension approved in 2015. Past consents include an extension, meaningful when judging how the property has evolved. Across 2014–2022, sale prices on this property compounded at 3.5% per year. Today's modelled estimate of £900,000 is 14.6% above the 2022 sale price. On a £-per-square-foot basis, the last sale (£467/sq ft) was about 75.7% above the typical sold price in the postcode. Most recent transfer: May 2022 at £785,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
What this property has
Inside
- Bedrooms4
Energy performance
5 South Hills's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water system upgraded
Windows upgraded, improving insulation
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property has been extended more than once and has no mains gas supply, we believe a Level 3 building survey should be considered.
From £1,360 · Includes VAT
Planning history
5 South Hills has an approved single-storey rear extension on the planning record.
1 application on record at 5 South Hills, Brill, Aylesbury, HP18 9TQ
- Jun 2015ExtensionFullOutcome in report
Extension: Single storey · Rear of property
Removal of existing lean-to extension and replacement of existing single-storey rear extension with a pitched roof and insertion of two rooflights.
- Documents
- 7 docs on file
- Reference
- 15/01500/APP
Unlock 5 South Hills, Brill, Aylesbury, HP18 9TQ's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (1 on record)
- All 1 application on this property in full, plus 2 notable nearby
- The 7 documents, officer reports & conditions
- What the pattern means for extending or converting here
One time fee only - money back guarantee
Sales history & valuation
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£900,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.5% per year over 8 years.
£785,000
Growth on file: 3.5% per year over 8 years.
Sales timeline
24 May 2022Most recent
£785,000
+30.8%over 7 years24 July 2014
£600,000
Median price across the last 5 sales in HP18 9TQ: £915,000 (2025–2018).
Nearby sales in HP18 9TQ
23 South Hills, Brill, Aylesbury, HP18 9TQ
Sold Aug 2025
£295,10021 South Hills, Brill, Aylesbury, HP18 9TQ
Sold Apr 2024
£1,800,0004 South Hills, Brill, Aylesbury, HP18 9TQ
Sold Aug 2020
£526,5004a, South Hills, Brill, Aylesbury, HP18 9TQ
Sold Aug 2018
£915,00015 South Hills, Brill, Aylesbury, HP18 9TQ
Sold Jul 2018
£990,000
Versus other South Hills homes
On epc rating, 5 South Hills runs well behind the street norm.
Price per m²
£5,032
Street avg £4,906
Floor Area
156 m²
Street avg 154 m²
Habitable Rooms
7 rooms
Street avg 6 rooms
CO₂ Emissions
8.6 t/year
Street avg 6.9 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
0.3 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
45.0dB

Night-time· 23:00 – 07:00
36.2dB







