17 Highlea Avenue, Flackwell Heath, High Wycombe, HP10 9AD
About 17 Highlea Avenue
17 Highlea Avenue is a two-bedroom detached house in Flackwell Heath, High Wycombe, High Wycombe (HP10 9AD). It has a recorded floor area of 67 m² (around 721 sq ft), construction records dating it to 1950-1966 and council tax band E. The latest certificate (April 2024) shows a C (score 71). When first surveyed in January 2011 the rating was E, the property has climbed 2 bands since. Between certificates, wall efficiency went from Poor to Average, roof efficiency went from Poor to Very Good and window efficiency went from Average to Good. The recommended improvements would push it to B (score 87). Our model identifies extension potential, subject to local planning policy. The home occupies a cul-de-sac position.
Most recent transfer was November 2025 at £500,000 — fresh data. At 67 m² it sits well below the postcode median (116 m² across 11 EPCs), making it one of the more compact homes locally. Its energy rating outperforms most of the postcode (better than 73% of similar EPCs). Across 2011–2025, sale prices on this property compounded at 2.6% per year. On a £-per-square-foot basis, the last sale (£693/sq ft) was about 56.7% above the typical sold price in the postcode.
What this property has
Inside
- Bedrooms2
- Bathrooms1
Outside
- GarageYes
- Cul-de-sacYes
Building
- Extension potentialPossible
Energy performance
EPC Rating
Certificate validity
Valid until 2 April 2034
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water system upgraded
Window efficiency improved
Cavity wall insulation installed
Loft insulation upgraded to recommended levels
More low energy lighting installed
Get a survey for this property
Level 2 HomeBuyer Report
We've checked 10 risk factors against the available data for this property and believe a Level 2 HomeBuyer Report could be a suitable option for you.
From £795 · Includes VAT
Planning history
17 Highlea Avenue has no planning applications on record.
But the area is active
3 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
£505,000
Modelled from EPC, postcode comparables and a sale-price growth of 2.6% per year over 15 years.
£500,000
Growth on file: 2.6% per year over 15 years.
Sales timeline
7 November 2025Most recent
£500,000
+13.6%over 10 years14 July 2015
£440,000
+27.5%over 4 years22 February 2011
£345,000
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
Versus other Highlea Avenue homes
On price per m², 17 Highlea Avenue stands well clear of the street.
Price per m²
£7,463
Street avg £5,842
Floor Area
67 m²
Street avg 118 m²
Habitable Rooms
4 rooms
Street avg 6 rooms
CO₂ Emissions
2.4 t/year
Street avg 5.1 t/year
Similar properties nearby
1 Carrington Avenue, Flackwell Heath
HP10 9AL
1 Fassetts Road, Loudwater
HP10 9UW
1 Cherry Corner, The Common, Flackwell Heath
HP10 9PA
1 Conway Close, Loudwater
HP10 9TR
1 Birfield Road, Loudwater
HP10 9TW
1 Aspen Road
HP10 9FA
1 Brookside, Station Road, Loudwater
HP10 9TN
1 Cherrywood Gardens, Flackwell Heath
HP10 9AX
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







