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Get startedAskett House is a three-bedroom detached house in Longwick, Princes Risborough, Princes Risborough (HP27 9RZ). It has a recorded floor area of 106 m² (around 1141 sq ft), construction records dating it to 1991-1995 and council tax band F. The latest certificate (January 2013) shows a D (score 62), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 79). The latest certificate is from January 2013, so improvements made since then won't be reflected.
Sale prices here have outpaced England HPI: 4.2% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£478/sq ft) was about 38.3% above the typical sold price in the postcode. Most recent transfer: December 2020 at £545,000. Across the public record there are 4 sales, relatively high churn for a single property. One planning record on file: a garage conversion approved in 2007. Past consents include a garage conversion, meaningful when judging how the property has evolved. At 106 m² it's 17.8% larger than the typical home in the postcode (90 m² median across 18 EPCs).
Askett House's EPC is over a decade old — improvements since won't be reflected.
This certificate is over 10 years old and is no longer valid.Expired 28 Jan 2023
Conversion of garage to form habitable accommodation
Askett House has more than doubled in price since the earliest registered sale in 2000.
£577,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.2% per year over 21 years.
£545,000
Growth on file: 4.2% per year over 21 years.
On price per m², Askett House stands well clear of the street.
Price per m²
£5,142
Street avg £4,032
Floor Area
106 m²
Street avg 136 m²
Habitable Rooms
6 rooms
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km

Daytime· 07:00 – 23:00
48.8dB

10 December 2020Most recent
£545,000
+36.4%over 7 years23 May 2013
£399,500
+28.3%over 7 years8 March 2006
£311,500
+32.6%over 5 years7 April 2000
£234,950
Median price across the last 5 sales in HP27 9RZ: £195,000 (2025–2023).
Wellington House Flat 4 Lower Icknield Way Longwick Princes Risborough
Sold Jul 2025
2 Wellington Cottages Lower Icknield Way Longwick Princes Risborough
Sold Mar 2024
Wellington House Flat 2 Lower Icknield Way Longwick Princes Risborough
Sold Sept 2023
Wellington House Flat 1 Lower Icknield Way Longwick Princes Risborough
Sold Jun 2023
4 Lower Icknield Way Longwick Princes Risborough
Sold Oct 2021
Street avg 6 rooms
CO₂ Emissions
4.4 t/year
Street avg 4.5 t/year
HP27 9HL
Lower Icknield Way — bus stop.
Closest school
0.7 km
Longwick Church of England Combined School. 4 schools nearby.
Night-time· 23:00 – 07:00
41.8dB
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