Are you a property professional?Get qualified leads from motivated homeowners.
Get startedAre you a property professional?Get qualified leads from motivated homeowners.
Get started74 Copperfields is a four-bedroom detached house in High Wycombe (HP12 4AN). It has a recorded floor area of 152 m² (around 1636 sq ft), construction records dating it to 2007-2011 and council tax band G. The latest certificate (May 2024) shows a C (score 79), near the top of the C band. The rating has held steady at C across 2 certificates since February 2014. Between certificates, roof efficiency went from Good to Very Good and lighting went from Very Poor to Good. The recommended improvements would push it to B (score 87). The home occupies a cul-de-sac position.
Sale prices here have outpaced England HPI: 2.1% per year against 0.1% for the wider region. Today's modelled estimate of £810,000 is 11% above the 2025 sale price. On a £-per-square-foot basis, the last sale (£446/sq ft) was about 47.6% above the typical sold price in the postcode. At 152 m² the property is well over the postcode median (91 m² across 51 EPCs), placing it in the larger end of the local stock. A recent sale: £730,000 in August 2025. 5 planning records sit against the property, 2 approved, 3 refused. Past consents include an extension, a garage conversion and a conservatory, meaningful when judging how the property has evolved.
A a garage conversion application was refused at 74 Copperfields in 2025.
Extension: Single storey · Rear of property
Householder application for construction of single storey rear extension, garage conversion, internal alterations and changes to fenestration
Latest sale on 74 Copperfields was the highest on Land Registry record across the postcode.
£810,000
Modelled from EPC, postcode comparables and a sale-price growth of 2.1% per year over 18 years.
£730,000
Growth on file: 2.1% per year over 18 years.
On years held, 74 Copperfields runs well behind the street norm.
Price per m²
£4,803
Street avg £3,924
Floor Area
152 m²
Street avg 104 m²
Habitable Rooms
4 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
49.4dB

Changes detected from historical EPC data
Roof insulation improved
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
Extension: Single storey · Rear of property
Householder application for construction of single storey rear extension and garage conversion together with internal alterations and changes to fenestration
3 more applications for this property
Join to see all planning history.
6 August 2025Most recent
£730,000
+46.1%over 18 years31 May 2007
£499,500
Median price across the last 5 sales in HP12 4AN: £535,000 (2025–2024).
Street avg 6 rooms
CO₂ Emissions
3.2 t/year
Street avg 3.7 t/year
HP12 4FW
Railway Bridge — bus stop.
Closest school
0.6 km
Millbrook Combined School. 12 schools nearby.
Night-time· 23:00 – 07:00
41.2dB
Free valuation
An expert visits your home
Local expertise
An agent who knows your area
No obligation
You decide if and when to sell