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Get started18 Combe Rise is a four-bedroom semi-detached house in High Wycombe (HP12 4JE). It has a recorded floor area of 132 m² (around 1421 sq ft), construction records dating it to 1950-1966 and council tax band D. The latest certificate (April 2021) shows a D (score 59), a step below the typical UK home. Earlier certificates rated it C (December 2008); the latest reading is one band lower. Between certificates, wall efficiency dropped from Good to Poor and roof efficiency dropped from Poor to Very Poor. The recommended improvements would lift it to B (score 83), a 2-band jump. Other recorded features include attached land beyond the plot. Records show the property has been extended at some point in its history. The home occupies a cul-de-sac position.
2 planning records sit against the property, 1 approved, 0 refused, 1 pending. Past consents include an extension, meaningful when judging how the property has evolved. An active application for an extension is awaiting a decision. Sale prices here have outpaced England HPI: 6.7% per year against 0% for the wider region. Today's modelled estimate of £475,000 is 21.8% above the 2021 sale price. At 132 m² the property is well over the postcode median (93 m² across 19 EPCs), placing it in the larger end of the local stock. Sold August 2021 for £390,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
18 Combe Rise's carbon output runs well above what efficient homes in the postcode produce.
An application for a loft conversion is currently awaiting a decision.
Extension: Rear of property
Roof extension to facilitate additional habitable accommodation comprising the replacement of the existing main flat roof with a pitched roof incorporating a rear dormer with juliet balcony and roof terrace.
18 Combe Rise has more than quadrupled in price since its earliest registered sale in 1998.
£475,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.7% per year over 23 years.
£390,000
Growth on file: 6.7% per year over 23 years.
Floor Area for 18 Combe Rise runs comfortably ahead of the street norm.
Price per m²
£2,955
Street avg £3,345
Floor Area
132 m²
Street avg 94 m²
Habitable Rooms
7 rooms
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
8/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km

Daytime· 07:00 – 23:00
47.8dB

Extension: Two storey · Side of property
Construction of two storey side extension
24 August 2021Most recent
£390,000
+56.0%over 10 years12 November 2010
£250,000
+189.0%over 12 years8 May 1998
£86,500
Median price across the last 5 sales in HP12 4JE: £370,000 (2025–2020).
Street avg 5 rooms
CO₂ Emissions
6.5 t/year
Street avg 4.3 t/year
HP12 4EP
Pinewood Road — bus stop.
Closest school
0.8 km
Booker Hill Primary School & Nursery. 15 schools nearby.
Night-time· 23:00 – 07:00
39.2dB
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