11 Castle House, Desborough Road, High Wycombe, HP11 2FP
About 11 Castle House
11 Castle House is a mid-terrace house in High Wycombe (HP11 2FP). It has a recorded floor area of 44 m² (around 474 sq ft). At 44 m² this is the 21st smallest of 40 units on EPC record in the building, where floor areas span 31–61 m². The building's EPC ratings span D to C, with this unit at the bottom. The latest certificate (November 2018) shows a D (score 68), on the cusp of jumping into the C band. Main heating runs on electricity: electricity, unspecified tariff.
It lags the bulk of the postcode on energy efficiency (less efficient than 74% of similar EPCs). Most recent transfer: March 2021 at £220,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Know exactly what you're buying at 11 Castle House
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
EPC Rating
Planning history
11 Castle House has no planning applications on record.
Notable planning nearby
7applications of note in the surrounding area
We flagged 1 thing worth checking at 11 Castle House
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
30-day money-back guarantee
Sales history & valuation
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£203,000
Modelled from EPC, postcode comparables.
£220,000
Recorded with HM Land Registry.
Sales timeline
15 March 2021Most recent
£220,000
20 December 2018
£220,000
Median price across the last 5 sales in HP11 2FP: £192,000 (2025–2024).
Nearby sales in HP11 2FP
40 Castle House, Desborough Road, High Wycombe, HP11 2FP
Sold Jul 2025
£192,00023 Castle House, Desborough Road, High Wycombe, HP11 2FP
Sold Jun 2025
£195,0001 Castle House, Desborough Road, High Wycombe, HP11 2FP
Sold May 2025
£192,00038 Castle House, Desborough Road, High Wycombe, HP11 2FP
Sold Sept 2024
£175,0008 Castle House, Desborough Road, High Wycombe, HP11 2FP
Sold Jul 2024
£177,500
Everything we know about 11 Castle House, 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

Versus other Desborough Road homes
On years held, 11 Castle House runs well behind the street norm.
Price per m²
£5,000
Street avg £4,942
Floor Area
44 m²
Street avg 43 m²
CO₂ Emissions
1.6 t/year
Street avg 1.4 t/year
Years Held
5 years
Street avg 6 years
Similar properties nearby
1 Castle House, Desborough Road
HP11 2FP
1 Green Street
HP11 2RA
1 High Street
HP11 2AZ
1 Alexandra Park, Queen Alexandra Road
HP11 2HJ
1 Gilbert House, Green Street
HP11 2RL
1 Loakes Court, Rutland Street
HP11 2LE
1 Elliott House, Shaftesbury Street
HP11 2NL
1 Hayden House, Baker Street
HP11 2RW
The neighbourhood at a glance
Crime
7/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Bridge Street — bus stop.
Closest school
0.3 km
High Wycombe Church of England Combined School. 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
53.9dB

Night-time· 23:00 – 07:00
43.4dB