17 Chapman Lane, Flackwell Heath, High Wycombe, HP10 9AZ
About 17 Chapman Lane
17 Chapman Lane is a five-bedroom semi-detached house in Flackwell Heath, High Wycombe, High Wycombe (HP10 9AZ). It has a recorded floor area of 157 m² (around 1690 sq ft), construction records dating it to 1950-1966 and council tax band E. The latest certificate (August 2014) shows a D (score 58), a step below the typical UK home. The rating has held steady at D across 3 certificates since June 2010. Between certificates, lighting went from Poor to Average; while roof efficiency dropped from Average to Very Poor. The recommended improvements would push it to C (score 74). The latest certificate is from August 2014, so improvements made since then won't be reflected. Other recorded features include a self-contained annexe.
3 planning records sit against the property, 2 approved, 1 refused. Past consents include a loft conversion, an extension and partial demolition, meaningful when judging how the property has evolved. Last sold in December 2013, so it's been off the market for around 12 years. Today's modelled estimate of £711,000 is 46.6% above the 2013 sale price.
Know exactly what you're buying at 17 Chapman Lane
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
- Bedrooms5
Outside
- Private gardenYes
- GarageYes
Building
- RefurbishedYes
Energy performance
17 Chapman Lane's carbon output runs well above what efficient homes in the postcode produce.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 13 Aug 2024
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls changed
Loft insulation upgraded to recommended levels
More low energy lighting installed
Planning history
Planning history includes recorded demolition works, indicating a major rebuild phase at this address.
- Mar 2019Loft ConversionOutlineIn report
Certificate of lawfulness for proposed construction of hip to gable end roof extension and 1 x rear dormer window in connection with loft conversion
- Documents
- 9 docs on file
- Reference
- 19/05122/CLP
- Feb 2019ExtensionFullIn report
Extension: Single storey
Householder application for construction of first floor side extension, new fenestration to the rear and internal changes including 2 skylight windows
- Documents
- 7 docs on file
- Reference
- 19/05123/FUL
What's in 17 Chapman Lane, Flackwell Heath, High Wycombe, HP10 9AZ's planning history?
1 more on this property, plus refusals, disputes and full decisions nearby, in the report.
Sales history & valuation
17 Chapman Lane valuation sits well clear of the typical sold price in this postcode.
£711,000
Modelled from EPC, postcode comparables.
£485,000
Recorded with HM Land Registry.
Sales timeline
13 December 2013Most recent
£485,000
Median price across the last 5 sales in HP10 9AZ: £850,000 (2025–2019).
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
£870,0008 Chapman Lane, Flackwell Heath, High Wycombe, HP10 9AZ
Sold Oct 2019
£850,000
Everything we know about 17 Chapman Lane, 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 Chapman Lane homes
On co₂ emissions, 17 Chapman Lane runs well behind the street norm.
Price per m²
£3,089
Street avg £4,288
Floor Area
157 m²
Street avg 145 m²
Habitable Rooms
8 rooms
Street avg 6 rooms
CO₂ Emissions
7.0 t/year
Street avg 4.7 t/year
Similar properties nearby
1 Chilterns Close, Flackwell Heath
HP10 9BB
1 Bracken Way, Flackwell Heath
HP10 9JX
1 Chiltern Green, Flackwell Heath
HP10 9AJ
1 Clay Close, Flackwell Heath
HP10 9BG
1 Cherry Rise, Flackwell Heath
HP10 9PS
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
0.1 km
Highlands — bus stop.
Closest school
0.3 km
Juniper Hill 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
50.1dB

Night-time· 23:00 – 07:00
40.7dB