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.
Today's modelled estimate of £777,000 sits 60.2% above the 2013 sale of £485,000. 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 13 years.
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This certificate is over 10 years old and is no longer valid.Expired 13 Aug 2024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
Certificate validity
Expired on 13 August 2024
Property Improvements
Changes detected from historical EPC data
Heating controls changed
Loft insulation upgraded to recommended levels
More low energy lighting installed
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Planning history
Planning history includes recorded demolition works, indicating a major rebuild phase at this address.
3 applications on record at 17 Chapman Lane, Flackwell Heath, High Wycombe, HP10 9AZ
- Jul 2000DemolitionFullOutcome in report
Extension: Single storey
Erection of single storey front, side and rear extension with demolition of existing garage and conservatory.
Extension- Documents
- 4 docs on file
- Reference
- 00/06187/FUL
- More recent applications — locked
- Loft ConversionMar 2019Decision
- ExtensionFeb 2019Decision
Unlock 17 Chapman Lane, Flackwell Heath, High Wycombe, HP10 9AZ'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 20 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
17 Chapman Lane valuation sits well clear of the typical sold price in this postcode.
£777,000
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: £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 co₂ emissions, 17 Chapman Lane runs well behind the street norm.
Price per m²
£3,089
Street avg £4,356
Floor Area
157 m²
Street avg 142 m²
Habitable Rooms
8 rooms
Street avg 6 rooms
CO₂ Emissions
7.0 t/year
Street avg 4.6 t/year
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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







