11 Brook Street, Aston Clinton, Aylesbury, HP22 5ES
About 11 Brook Street
11 Brook Street is a two-bedroom detached house in Aston Clinton, Aylesbury, Aylesbury (HP22 5ES). It has a recorded floor area of 116 m² (around 1249 sq ft), construction records dating it to 1950-1966 and council tax band D. The latest certificate (February 2026) returns a high B (score 85), putting the home a stone's throw from an A rating. When first surveyed in August 2022 the rating was D, the property has climbed 2 bands since. Between certificates, hot-water efficiency went from Average to Good; while wall efficiency dropped from Average to Poor and lighting dropped from Very Good to Good. The recommended improvements would push it to A (score 93). This certificate was lodged in the last six months, so the rating reflects current condition.
One planning record on file: a loft conversion approved in 2023. Past consents include a loft conversion, meaningful when judging how the property has evolved. At 116 m² it's 27.9% larger than the typical home in the postcode (91 m² median across 30 EPCs). Its energy rating outperforms most of the postcode (better than 87% of similar EPCs). On a £-per-square-foot basis, the last sale (£392/sq ft) was about 31.8% above the typical sold price in the postcode. Most recent transfer: February 2023 at £490,000.
What this property has
Inside
- Bedrooms2
- Bathrooms1
- EnsuiteYes
Outside
- Private gardenYes
- GarageDouble
Energy performance
The EPC has just been inspected, so the rating reflects current condition.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water efficiency improved
Loft insulation upgraded to recommended levels
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Planning history
1 application on record at 11 Brook Street, Aston Clinton, Aylesbury, HP22 5ES
- Jun 2023Loft ConversionFullOutcome in report
Householder application for loft conversion (part retrospective)
Retrospective- Documents
- 15 docs on file
- Reference
- 23/01194/APP
Unlock 11 Brook Street, Aston Clinton, Aylesbury, HP22 5ES's full planning history
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- Every decision — granted, refused or withdrawn (1 on record)
- All 1 application on this property in full, plus 7 notable nearby
- The 15 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
11 Brook Street valuation sits well clear of the typical sold price in this postcode.
£494,000
Modelled from EPC, postcode comparables.
£490,000
Recorded with HM Land Registry.
Sales timeline
9 February 2023Most recent
£490,000
Median price across the last 5 sales in HP22 5ES: £580,000 (2025–2023).
Nearby sales in HP22 5ES
25 Brook Street, Aston Clinton, Aylesbury, HP22 5ES
Sold Sept 2025
£835,00030 Brook Street, Aston Clinton, Aylesbury, HP22 5ES
Sold Sept 2025
£865,00014 Brook Street, Aston Clinton, Aylesbury, HP22 5ES
Sold Aug 2025
£580,00042 Brook Street, Aston Clinton, Aylesbury, HP22 5ES
Sold Feb 2025
£375,0003 Brook Street, Aston Clinton, Aylesbury, HP22 5ES
Sold Dec 2023
£335,000
Versus other Brook Street homes
EPC Rating for 11 Brook Street runs comfortably ahead of the street norm.
Price per m²
£4,224
Street avg £4,377
Floor Area
116 m²
Street avg 123 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
3.2 t/year
Street avg 5.4 t/year
Similar properties nearby
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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
Weston Road — bus stop.
Closest school
0.4 km
Aston Clinton 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
47.9dB

Night-time· 23:00 – 07:00
38.6dB







