4 Katherine Close, Penn, High Wycombe, HP10 8ET
About 4 Katherine Close
4 Katherine Close is a four-bedroom detached house in Penn, High Wycombe, High Wycombe (HP10 8ET). It has a recorded floor area of 171 m² (around 1841 sq ft), construction records dating it to 1983-1990 and council tax band G. The latest certificate (March 2022) shows a C (score 73). The rating has held steady at C across 3 certificates since February 2010. Between certificates, hot-water efficiency dropped from Very Good to Good and main heating dropped from Very Good to Good. The recommended improvements would push it to B (score 82). The home occupies a cul-de-sac position.
Held since July 2003 — that's 23 years off the open market, well above the local norm. Today's modelled estimate of £924,000 sits 98.7% above the 2003 sale of £465,000. On a £-per-square-foot basis, the last sale (£253/sq ft) was about 29% below the postcode norm. 5 planning records sit against the property, 1 approved, 4 refused. Past consents include an extension and partial demolition, meaningful when judging how the property has evolved.
Know exactly what you're buying at 4 Katherine Close
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
- Dining roomYes
- EnsuiteYes
- StudyYes
Outside
- GarageDouble
- Cul-de-sacYes
Building
- Heating systemGas
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water efficiency decreased
Heating controls upgraded for better temperature management
More low energy lighting installed
Planning history
Planning history includes recorded demolition works, indicating a major rebuild phase at this address.
- Jul 2016ExtensionAmendmentIn report
Extension: Single storey · Side and rear of property
Proposed non-material amendment to permission for demolition of existing conservatory, removal of existing side extension roof and part of ground floor rear wall and construction of a single storey side and rear extension, with pitched/flat roof and three roof lights granted under householder planning ref: 14/06400/FUL
- Reference
- 16/06852/MINAMD
- Aug 2014ExtensionOutlineIn report
Extension: Single storey · Rear of property
Certificate of Lawfulness for proposed construction of a single storey rear extension with 3 rooflights and a pitched roof, following demolition of the existing rear conservatory
- Documents
- 7 docs on file
- Reference
- 14/05924/CLP
What's in 4 Katherine Close, Penn, High Wycombe, HP10 8ET's planning history?
3 more on this property, plus refusals, disputes and full decisions nearby, in the report.
Sales history & valuation
4 Katherine Close valuation sits well clear of the typical sold price in this postcode.
£924,000
Modelled from EPC, postcode comparables.
£465,000
Recorded with HM Land Registry.
Sales timeline
1 July 2003Most recent
£465,000
Median price across the last 5 sales in HP10 8ET: £620,000 (2021–2000).
Everything we know about 4 Katherine Close, 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 Katherine Close homes
4 Katherine Close outperforms the street on epc rating by a wide margin.
Price per m²
£2,719
Street avg £4,330
Floor Area
171 m²
Street avg 158 m²
Habitable Rooms
7 rooms
Street avg 7 rooms
CO₂ Emissions
4.7 t/year
Street avg 5.5 t/year
Similar properties nearby
1 Copse Hill Cottages, Kingswood Road, Penn
HP10 8JL
1 Burrows Close, Penn
HP10 8AR
1 Coppice Farm Road, Penn
HP10 8AN
1 Hillcroft Road, Penn
HP10 8EA
1 Greenridge, Penn
HP10 8DX
1 Ashwells, Penn
HP10 8DT
1 Hawthorn Place, Penn
HP10 8EH
1 Cherry Tree Way, Penn
HP10 8DQ
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
0.3 km
Church Road — bus stop.
Closest school
0.2 km
Tylers Green Middle School. 16 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
46.3dB

Night-time· 23:00 – 07:00
37.3dB