Flat 1, 148 London Road, High Wycombe, HP11 1DQ
About Flat 1
Flat 1 is a semi-detached house in High Wycombe (HP11 1DQ). It has a recorded floor area of 49 m² (around 527 sq ft) and construction records dating it to 2022. The latest certificate (July 2023) returns a B (score 81), comfortably above the UK average. At 49 m² this is the 2nd smallest of 4 units on EPC record in the building, where floor areas span 46–71 m². The building's EPC ratings span C to B, with this unit at the top.
Across 2024–2024, sale prices on this property compounded at 388.9% per year. Today's modelled estimate of £237,000 is 78.5% below the 2024 sale of £1,100,000, an unusual pattern given regional price growth and worth checking against the EPC condition. On a £-per-square-foot basis, the last sale (£2,086/sq ft) was about 907.7% above the typical sold price in the postcode. At 49 m² it sits well below the postcode median (100 m² across 12 EPCs), making it one of the more compact homes locally. Its energy rating outperforms most of the postcode (better than 83% of similar EPCs). Sold October 2024 for £1,100,000.
Know exactly what you're buying at Flat 1
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
Flat 1's carbon output is low for the local stock.
EPC Rating
Planning history
Flat 1 has no planning applications on record.
Notable planning nearby
9applications of note in the surrounding area
We flagged 2 things worth checking at Flat 1
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Signs of HMO activity in the area
- Larger development activity nearby
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Sales history & valuation
Latest sale on Flat 1 was the highest on Land Registry record across the postcode.
£237,000
Modelled from EPC, postcode comparables and a sale-price growth of 388.9% per year over 1 year.
£1,100,000
Growth on file: 388.9% per year over 1 year.
Sales timeline
3 October 2024Most recent
£1,100,000
+388.9%3 October 2024
£225,000
Median price across the last 5 sales in HP11 1DQ: £372,000 (2024–2017).
Nearby sales in HP11 1DQ
Flat 4, 148 London Road, High Wycombe, HP11 1DQ
Sold Oct 2024
£225,000Flat 3, 148 London Road, High Wycombe, HP11 1DQ
Sold Oct 2024
£325,000138 London Road, High Wycombe, HP11 1DQ
Sold Aug 2021
£390,000168 London Road, High Wycombe, HP11 1DQ
Sold Jun 2021
£372,000152 London Road, High Wycombe, HP11 1DQ
Sold Aug 2017
£415,000
Everything we know about Flat 1, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Signs of HMO activity in the area
- Larger development activity nearby

Versus other London Road homes
CO₂ Emissions for Flat 1 runs comfortably ahead of the street norm.
Price per m²
£4,592
Street avg £4,218
Floor Area
49 m²
Street avg 65 m²
CO₂ Emissions
0.9 t/year
Street avg 1.6 t/year
Years Held
2 years
Street avg 5 years
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
7/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Chestnut Avenue — bus stop.
Closest school
0.6 km
Beechview Academy. 22 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
49.5dB

Night-time· 23:00 – 07:00
39.9dB