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 £737,000 is 21.8% above the 2015 sale price.
Know exactly what you're buying at 4 Highlea Avenue
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
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This certificate is over 10 years old and is no longer valid.Expired 26 Apr 2025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
Planning history
4 Highlea Avenue has 2 separate extension applications on the council record.
- Jun 2021PorchFullIn report
Extension: Part single, part two storey
Householder application for construction of part two storey, part single storey front and two storey rear extensions, front porch canopy
Extension- Documents
- 14 docs on file
- Reference
- 21/05791/FUL
- Feb 2018Garage ConversionFullIn report
Householder application for insertion of window to front in connection with garage conversion, insertion of new flank window to existing extension and replacement window to rear elevation
ExtensionNew Windows- Documents
- 7 docs on file
- Reference
- 18/05004/FUL
What's in 4 Highlea Avenue, Flackwell Heath, High Wycombe, HP10 9AD's planning history?
1 more on this property, plus refusals, disputes and full decisions nearby, in the report.
Sales history & valuation
4 Highlea Avenue valuation sits well clear of the typical sold price in this postcode.
£737,000
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: £695,000 (2025–2023).
Nearby sales in HP10 9AD
3 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
£650,00018 Highlea Avenue, Flackwell Heath, High Wycombe, HP10 9AD
Sold Feb 2023
£695,000
Everything we know about 4 Highlea Avenue, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
- Am I paying too much?
- Is something wrong with it?
- Is the agent's story true?
- Will it hold its value?

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 £6,022
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 Bracken Way, Flackwell Heath
HP10 9JX
1 Chilterns Close, Flackwell Heath
HP10 9BB
1 Chiltern Green, Flackwell Heath
HP10 9AJ
1 Cherry Rise, Flackwell Heath
HP10 9PS
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
Reported crime in the wider district is trending notably upward year-on-year.
Crime
3/mo
Rising 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
The full 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