11a, Desborough Park Road, High Wycombe, HP12 3BQ
About 11a
11a is a detached house in High Wycombe (HP12 3BQ). It has a recorded floor area of 46 m² (around 495 sq ft), construction records dating it to 1950-1966 and council tax band B. The latest certificate (September 2022) shows a D (score 67), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since November 2010. Between certificates, window efficiency went from Average to Good and lighting went from Average to Very Good. The recommended improvements would push it to C (score 75). At 46 m² this is the 12th smallest of 48 units on EPC record in the building, where floor areas span 23–315 m². The building's EPC ratings span F to B across 48 units on file.
Today's modelled estimate of £193,000 sits 72.3% above the 2023 sale of £112,000. At 46 m² it sits well below the postcode median (70 m² across 47 EPCs), making it one of the more compact homes locally. Most recent transfer: January 2023 at £112,000.
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Windows upgraded, improving insulation
More low energy lighting installed
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Planning history
11a has no planning applications on record.
But the area is active
10 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
11a valuation sits well clear of the typical sold price in this postcode.
£193,000
Modelled from EPC, postcode comparables.
£112,000
Recorded with HM Land Registry.
Sales timeline
6 January 2023Most recent
£112,000
Median price across the last 5 sales in HP12 3BQ: £300,000 (2025–2022).
Nearby sales in HP12 3BQ
7d, Desborough Park Road, High Wycombe, HP12 3BQ
Sold Mar 2025
£240,00042 Desborough Park Road, High Wycombe, HP12 3BQ
Sold May 2024
£265,00050 Desborough Park Road, High Wycombe, HP12 3BQ
Sold Jan 2024
£310,0008 Desborough Park Road, High Wycombe, HP12 3BQ
Sold Jan 2024
£333,50030 Desborough Park Road, High Wycombe, HP12 3BQ
Sold Jun 2022
£300,000
Versus other Desborough Park Road homes
On years held, 11a runs well behind the street norm.
Price per m²
£2,435
Street avg £2,905
Floor Area
46 m²
Street avg 49 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
CO₂ Emissions
2.3 t/year
Street avg 2.6 t/year
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The neighbourhood at a glance
Crime
8/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Desborough Park Road — bus stop.
Closest school
0.6 km
Millbrook Combined School. 18 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
50.4dB

Night-time· 23:00 – 07:00
39.8dB







