9 The Square, Brill, Aylesbury, HP18 9RP
About 9 The Square
9 The Square is a mid-terrace house in Brill, Aylesbury, Aylesbury (HP18 9RP). It has a recorded floor area of 127 m² (around 1367 sq ft), construction records dating it to 1900-1929 and council tax band E. The latest certificate (March 2018) shows an E (score 39), well below the UK norm with real room to improve. When first surveyed in May 2009 the rating was F, the property has climbed 1 band since. Between certificates, lighting went from Poor to Very Good. The recommended improvements would lift it to C (score 75), a 2-band jump. Main heating runs on oil.
At 127 m² the property is well over the postcode median (74 m² across 9 EPCs), placing it in the larger end of the local stock. 4 planning records sit against the property, 0 approved, 4 refused. The record references listed-building consent, which constrain future alterations. Sold January 2024 for £507,500.
Everything you need to know about 9 The Square
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
9 The Square'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 changed
Hot water system upgraded
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and has no mains gas supply, we believe a Level 3 building survey should be considered.
From £1,085 · Includes VAT
Planning history
A partial demolition application was refused at 9 The Square in 2024.
4 applications on record at 9 The Square, Brill, Aylesbury, HP18 9RP
- Feb 2024DemolitionHeritageOutcome in report
Extension: Two storey · Rear of property
Listed building application for demolition of conservatory and erection of two storey rear extension and garden store/plant room and Internal alterations
ListedExtension- Documents
- 15 docs on file
- Reference
- 24/00016/ALB
- More recent applications — locked
- DemolitionMay 2024Decision
- ExtensionMay 2024Decision
+ 1 more application in the report
Unlock 9 The Square, Brill, Aylesbury, HP18 9RP's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (4 on record)
- All 4 applications on this property in full, plus 2 notable nearby
- The 64 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
9 The Square valuation sits well clear of the typical sold price in this postcode.
£541,000
Modelled from EPC, postcode comparables.
£507,500
Recorded with HM Land Registry.
Sales timeline
19 January 2024Most recent
£507,500
Median price across the last 5 sales in HP18 9RP: £405,000 (2024–2017).
Nearby sales in HP18 9RP
6 The Square, Brill, Aylesbury, HP18 9RP
Sold Jul 2024
£780,00014 The Square, Brill, Aylesbury, HP18 9RP
Sold Apr 2024
£405,0008 The Square, Brill, Aylesbury, HP18 9RP
Sold Nov 2023
£465,0005 The Square, Brill, Aylesbury, HP18 9RP
Sold Dec 2019
£340,00012 The Square, Brill, Aylesbury, HP18 9RP
Sold Jul 2017
£435,000
Versus other The Square homes
CO₂ Emissions for 9 The Square lags the street by a wide margin.
Price per m²
£3,996
Street avg £5,135
Floor Area
127 m²
Street avg 100 m²
Habitable Rooms
6 rooms
Street avg 5 rooms
CO₂ Emissions
9.4 t/year
Street avg 7.1 t/year
Everything you need to know about 9 The Square
The true value, the hidden risks and the full sale history, in one report.
Pick your report · every report is £14.99
One time fee only - money back guarantee

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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
0.1 km
The Square — bus stop.
Closest school
0.4 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
44.0dB

Night-time· 23:00 – 07:00
36.0dB






