27 Chapman Lane, Flackwell Heath, High Wycombe, HP10 9AZ
About 27 Chapman Lane
27 Chapman Lane is a three-bedroom detached house in Flackwell Heath, High Wycombe, High Wycombe (HP10 9AZ). It has a recorded floor area of 193 m² (around 2077 sq ft), construction records dating it to 1967-1975 and council tax band F. The latest certificate (June 2018) shows a D (score 65), on the cusp of jumping into the C band. When first surveyed in September 2010 the rating was F, the property has climbed 2 bands since. Between certificates, window efficiency went from Average to Good, hot-water efficiency went from Poor to Good and lighting went from Good to Very Good. The recommended improvements would lift it to B (score 82), a 2-band jump. Our model identifies extension potential, subject to local planning policy.
At 193 m² the property is well over the postcode median (139 m² across 17 EPCs), placing it in the larger end of the local stock. Across 2011–2018, sale prices on this property compounded at 5.3% per year. Today's modelled estimate of £796,000 is 21.1% above the 2018 sale price. Most recent transfer: November 2018 at £657,500.
What this property has
Inside
- Bedrooms3
- Bathrooms1
Outside
- Private gardenRear
Building
- RefurbishedYes
- Extension potentialPossible
Energy performance
27 Chapman Lane's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Certificate validity
Valid until 20 June 2028
Property Improvements
Changes detected from historical EPC data
Hot water system upgraded
Window efficiency improved
More low energy lighting installed
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 £1,220 · Includes VAT
Planning history
27 Chapman Lane 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
27 Chapman Lane valuation sits well clear of the typical sold price in this postcode.
£796,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.3% per year over 7 years.
£657,500
Growth on file: 5.3% per year over 7 years.
Sales timeline
15 November 2018Most recent
£657,500
+44.5%over 7 years12 October 2011
£455,000
Median price across the last 5 sales in HP10 9AZ: £740,000 (2025–2021).
Nearby sales in HP10 9AZ
10 Chapman Lane, Flackwell Heath, High Wycombe, HP10 9AZ
Sold Jan 2025
£716,00013 Chapman Lane, Flackwell Heath, High Wycombe, HP10 9AZ
Sold Oct 2024
£900,00025 Chapman Lane, Flackwell Heath, High Wycombe, HP10 9AZ
Sold Oct 2022
£667,00014 Chapman Lane, Flackwell Heath, High Wycombe, HP10 9AZ
Sold Dec 2021
£870,0005b, Chapman Lane, Flackwell Heath, High Wycombe, HP10 9AZ
Sold Sept 2021
£740,000
Versus other Chapman Lane homes
On floor area, 27 Chapman Lane stands well clear of the street.
Price per m²
£3,407
Street avg £4,334
Floor Area
193 m²
Street avg 140 m²
Habitable Rooms
6 rooms
Street avg 6 rooms
CO₂ Emissions
7.2 t/year
Street avg 4.6 t/year
Similar properties nearby
1 Cherrywood Gardens, Flackwell Heath
HP10 9AX
1 Aspen Road
HP10 9FA
1 Birfield Road, Loudwater
HP10 9TW
1 Conway Close, Loudwater
HP10 9TR
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
The neighbourhood at a glance
Crime
59/mo
Falling year-on-year across the wider district.
Nearest stop
0.1 km
Highlands — bus stop.
Closest school
0.3 km
Juniper Hill 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
50.1dB

Night-time· 23:00 – 07:00
40.7dB







