Model valuation£417,0008 Busby Close
Local market context
Crantock House is a detached house in Penn, High Wycombe, High Wycombe (HP10 8JL). It has a recorded floor area of 291 m² (around 3132 sq ft) and construction records dating it to 2012-2021. The latest certificate (January 2026) shows a C (score 80), near the top of the C band. Earlier certificates rated it B (January 2016); the latest reading is one band lower. Between certificates, roof efficiency went from Good to Very Good; while wall efficiency dropped from Very Good to Good and window efficiency dropped from Very Good to Average. The recommended improvements would push it to B (score 84). This certificate was lodged in the last six months, so the rating reflects current condition.
At 291 m² the property is well over the postcode median (149 m² across 8 EPCs), placing it in the larger end of the local stock. Most recent transfer was April 2026 at £1,675,000 — fresh data. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include tree works, meaningful when judging how the property has evolved. Today's modelled estimate of £1,890,000 is 12.8% above the 2026 sale price. On a £-per-square-foot basis, the last sale (£535/sq ft) was about 39.7% above the typical sold price in the postcode.
The EPC has just been inspected, so the rating reflects current condition.
Certificate validity
Valid until 30 January 2036
Changes detected from historical EPC data
Loft insulation upgraded to recommended levels
Roof insulation improved
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2 applications on record at Crantock House, Kingswood Road, Penn, High Wycombe, HP10 8JL
Reserved matters application for submission of details of access, appearance, landscaping, layout and scale pursuant to outline planning approval ref: 10/06883/OUT (Outline application with all matters reserved for erection of 1 x detached dwelling on land at Beechwood Gap) (alternative scheme to pp 12/07330/REM)
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Latest sale on Crantock House was the highest on Land Registry record across the postcode.
£1,890,000
Modelled from EPC, postcode comparables.
£1,675,000
Recorded with HM Land Registry.
30 April 2026Most recent
£1,675,000
Median price across the last 5 sales in HP10 8JL: £936,800 (2024–2018).
1 Copse Hill Cottages, Kingswood Road, Penn, High Wycombe, HP10 8JL
Sold Aug 2024
Penn Fell, Kingswood Road, Penn, High Wycombe, HP10 8JL
Sold Feb 2024
Tanglewood, Kingswood Road, Penn, High Wycombe, HP10 8JL
Sold Nov 2023
Downwood, Kingswood Road, Penn, High Wycombe, HP10 8JL
Sold Apr 2021
Greenwood House, Kingswood Road, Penn, High Wycombe, HP10 8JL
Sold Jan 2018
Years Held for Crantock House lags the street by a wide margin.
Price per m²
£5,756
Street avg £4,871
Floor Area
291 m²
Street avg 148 m²
Habitable Rooms
10 rooms
Street avg 7 rooms
CO₂ Emissions
4.2 t/year
Street avg 6.1 t/year
Property research, connected
Explore sale histories, valuations, energy ratings and local areas. Ask the assistant to connect the details and take your research further.
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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
0.7 km
Woodside Road — bus stop.
Closest school
0.7 km
Manor Farm Community Infant School. 19 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.

Daytime· 07:00 – 23:00
42.7dB

Night-time· 23:00 – 07:00
35.7dB