4 Highlea Avenue, Flackwell Heath, High Wycombe, HP10 9AD
About 4 Highlea Avenue
4 Highlea Avenue is a four-bedroom detached house in Flackwell Heath, High Wycombe, High Wycombe (HP10 9AD). It has a recorded floor area of 127 m² (around 1367 sq ft), construction records dating it to 1950-1966 and council tax band F. The latest certificate (April 2015) shows a C (score 70). The recommended improvements would push it to B (score 82). The latest certificate is from April 2015, so improvements made since then won't be reflected. Our model identifies extension potential, subject to local planning policy. The home occupies a cul-de-sac position.
3 planning records sit against the property, 3 approved, 0 refused. Past consents include an extension, a porch, a garage conversion and new windows, meaningful when judging how the property has evolved. At 127 m² it's 16.5% larger than the typical home in the postcode (109 m² median across 11 EPCs). Its energy rating outperforms most of the postcode (better than 73% of similar EPCs). On the market in October 2015 and unlisted since — roughly 11 years. Today's modelled estimate of £813,000 is 34.4% above the 2015 sale price.
What this property has
Inside
- Bedrooms4
- Bathrooms2
Outside
- Private gardenYes
- Cul-de-sacYes
Building
- Extension potentialPossible
Energy performance
4 Highlea Avenue'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This certificate is over 10 years old and is no longer valid.Expired 26 Apr 2025
EPC Rating
Certificate validity
Expired on 26 April 2025
Get a survey for this property
Level 3 Building Survey
Because the property has been extended more than once, we believe a Level 3 building survey should be considered.
From £1,360 · Includes VAT
Planning history
4 Highlea Avenue has 2 separate extension applications on the council record.
3 applications on record at 4 Highlea Avenue, Flackwell Heath, High Wycombe, HP10 9AD
- Nov 2015ExtensionOutlineOutcome in report
Certificate of lawfulness for proposed construction of single storey rear extension and new pitched roof to replace flat roof of existing rear extension
- Documents
- 7 docs on file
- Reference
- 15/07922/CLP
- More recent applications — locked
- PorchJun 2021Decision
- Garage ConversionFeb 2018Decision
Unlock 4 Highlea Avenue, Flackwell Heath, High Wycombe, HP10 9AD'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- Every decision — granted, refused or withdrawn (3 on record)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 3 notable nearby
- The 28 documents, officer reports & conditions
- What the pattern means for extending or converting here
One time fee only - money back guarantee
Sales history & valuation
4 Highlea Avenue valuation sits well clear of the typical sold price in this postcode.
£813,000
Modelled from EPC, postcode comparables.
£605,000
Recorded with HM Land Registry.
Sales timeline
15 October 2015Most recent
£605,000
Median price across the last 5 sales in HP10 9AD: £650,000 (2025–2023).
Nearby sales in HP10 9AD
17 Highlea Avenue, Flackwell Heath, High Wycombe, HP10 9AD
Sold Nov 2025
£500,0003 Highlea Avenue, Flackwell Heath, High Wycombe, HP10 9AD
Sold Aug 2025
£815,00011 Highlea Avenue, Flackwell Heath, High Wycombe, HP10 9AD
Sold Nov 2024
£540,0002 Highlea Avenue, Flackwell Heath, High Wycombe, HP10 9AD
Sold Nov 2024
£750,00015 Highlea Avenue, Flackwell Heath, High Wycombe, HP10 9AD
Sold May 2023
£650,000
Versus other Highlea Avenue homes
On price per m², 4 Highlea Avenue runs well behind the street norm.
Price per m²
£4,764
Street avg £6,112
Floor Area
127 m²
Street avg 112 m²
Habitable Rooms
6 rooms
Street avg 6 rooms
CO₂ Emissions
4.3 t/year
Street avg 5.0 t/year
Similar properties nearby
1 Chilterns Close, Flackwell Heath
HP10 9BB
1 Bracken Way, Flackwell Heath
HP10 9JX
1 Cherry Rise, Flackwell Heath
HP10 9PS
1 Chiltern Green, Flackwell Heath
HP10 9AJ
1 Clay Close, Flackwell Heath
HP10 9BG
1 Cherrywood Gardens, Flackwell Heath
HP10 9AX
1 Aspen Road
HP10 9FA
1 Birfield Road, Loudwater
HP10 9TW
The neighbourhood at a glance
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
59/mo
Falling year-on-year across the wider district.
Nearest stop
0.5 km
The Common — bus stop.
Closest school
0.5 km
Carrington Junior School. 11 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
46.7dB

Night-time· 23:00 – 07:00
38.3dB







