23 High Street, Brill, Aylesbury, HP18 9ST
About 23 High Street
23 High Street is a three-bedroom mid-terrace house in Brill, Aylesbury, Aylesbury (HP18 9ST). It has a recorded floor area of 118 m² (around 1270 sq ft), construction records dating it to 1967-1975 and council tax band D. The latest certificate (November 2025) shows a C (score 72). The rating has held steady at C across 2 certificates since March 2014. Between certificates, roof efficiency went from Very Poor to Average; while window efficiency dropped from Good to Poor. Main heating runs on electricity. This certificate was lodged in the last six months, so the rating reflects current condition.
2 planning records sit against the property, 1 approved, 1 refused. Past consents include an extension, meaningful when judging how the property has evolved. Its energy rating outperforms most of the postcode (better than 85% of similar EPCs). On the market in December 2014 and unlisted since — roughly 11 years. Across 1998–2014, sale prices on this property compounded at 6.5% per year. Today's modelled estimate of £489,000 is 43% above the 2014 sale price.
What this property has
Inside
- Bedrooms3
Energy performance
The EPC has just been inspected, so the rating reflects current condition.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Changed to a more efficient fuel source
Heating controls changed
Hot water system changed
Roof insulation improved
More low energy lighting installed
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 £1,020 · Includes VAT
Planning history
2 applications on record at 23 High Street, Brill, Aylesbury, HP18 9ST
- Jul 2019ExtensionFullOutcome in report
Extension: Single storey · Rear of property
Single storey rear extension, rear loft dormer extension and new rooflights to front roof.
- Documents
- 16 docs on file
- Reference
- 19/02153/APP
- More recent applications — locked
- ExtensionApr 2021Decision
Unlock 23 High Street, Brill, Aylesbury, HP18 9ST's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (2 on record)
- All 2 applications on this property in full, plus 2 notable nearby
- The 21 documents, officer reports & conditions
- What the pattern means for extending or converting here
One time fee only - money back guarantee
Sales history & valuation
23 High Street has more than doubled in price since the earliest registered sale in 1998.
£489,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.5% per year over 17 years.
£342,000
Growth on file: 6.5% per year over 17 years.
Sales timeline
19 December 2014Most recent
£342,000
+22.1%over 7 years7 June 2007
£280,000
+133.3%over 9 years23 April 1998
£120,000
Median price across the last 5 sales in HP18 9ST: £545,000 (2022–2020).
Nearby sales in HP18 9ST
27 High Street, Brill, Aylesbury, HP18 9ST
Sold Aug 2022
£675,0002 High Street, Brill, Aylesbury, HP18 9ST
Sold Apr 2022
£380,0006 High Street, Brill, Aylesbury, HP18 9ST
Sold Jan 2021
£581,00012 High Street, Brill, Aylesbury, HP18 9ST
Sold Oct 2020
£545,00015 High Street, Brill, Aylesbury, HP18 9ST
Sold Mar 2020
£270,000
Versus other High Street homes
On epc rating, 23 High Street stands well clear of the street.
Price per m²
£2,898
Street avg £3,569
Floor Area
118 m²
Street avg 147 m²
Habitable Rooms
6 rooms
Street avg 7 rooms
CO₂ Emissions
1.7 t/year
Street avg 9.3 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
0.1 km
Church Street — 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
44.2dB

Night-time· 23:00 – 07:00
36.0dB







