Are you a property professional?Get qualified leads from motivated homeowners.
Get startedAre you a property professional?Get qualified leads from motivated homeowners.
Get startedFlat 1 is a semi-detached house in High Wycombe (HP12 3AA). It has a recorded floor area of 40 m² (around 431 sq ft), construction records dating it to 2022 and council tax band D. At 40 m² this is the 2nd smallest of 5 units on EPC record in the building, where floor areas span 38–52 m². The building's EPC ratings span D to C, with this unit at the top. The latest certificate (September 2022) shows a C (score 72). When first surveyed in July 2014 the rating was D, the property has climbed 1 band since. Between certificates, window efficiency went from Average to Good; while hot-water efficiency dropped from Very Good to Good.
2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved. On a £-per-square-foot basis, the last sale (£523/sq ft) was about 158.1% above the typical sold price in the postcode. At 40 m² it's 23.1% smaller than the typical home in the postcode (52 m² median across 59 EPCs). Last sale on file: £225,000 in March 2023.
Application for approval of details subject to Conditions 4 (Noise Insulation), 5 (Biodiversity Enhancement Scheme) and 7 (Construction Traffic Management Plan) of planning ref: 20/08129/FUL
Flat 1 valuation sits well clear of the typical sold price in this postcode.
£219,000
Modelled from EPC, postcode comparables.
£225,000
Recorded with HM Land Registry.
Flat 1 outperforms the street on price per m² by a wide margin.
Price per m²
£5,625
Street avg £3,888
Floor Area
40 m²
Street avg 51 m²
CO₂ Emissions
1.6 t/year
Crime
8/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
The White Horse PH — bus stop.

Daytime· 07:00 – 23:00
51.7dB

Changes detected from historical EPC data
Hot water efficiency decreased
Low energy lighting percentage decreased
Heating controls upgraded for better temperature management
High performance glazing installed
More low energy lighting installed
Wall insulation improved
Are we missing something? Tell us about home improvements to help adjust your valuation.
Extension: Two storey · Side and rear of property
Erection of two storey side extension, first floor rear extension and internal alterations to facilitate enlargement of flats 1, 4 and 5, with associated woks to access and front boundary wall
7 March 2023Most recent
£225,000
Median price across the last 5 sales in HP12 3AA: £195,000 (2025–2023).
Flat 2 136 West Wycombe Road High Wycombe
Sold Jul 2025
Flat 3 136 West Wycombe Road High Wycombe
Sold Jul 2025
Flat A 118 West Wycombe Road High Wycombe
Sold Sept 2024
Flat B 118 West Wycombe Road High Wycombe
Sold Apr 2024
Flat 1 122 West Wycombe Road High Wycombe
Sold Jun 2023
Street avg 2.2 t/year
Years Held
3 years
Street avg 10 years
HP12 3AA
Closest school
0.5 km
The Disraeli School. 20 schools nearby.
Night-time· 23:00 – 07:00
40.6dB
Free valuation
An expert visits your home
Local expertise
An agent who knows your area
No obligation
You decide if and when to sell