11a, Derehams Lane, Loudwater, High Wycombe, HP10 9RH
About 11a
11a is a five-bedroom detached house in Loudwater, High Wycombe, High Wycombe (HP10 9RH). It has a recorded floor area of 112 m² (around 1206 sq ft), construction records dating it to 1991-1995 and council tax band E. The latest certificate (January 2018) shows a D (score 68), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 81), a 2-band jump.
Across 1997–2018, sale prices on this property compounded at 5.8% per year. Today's modelled estimate of £672,000 is 30.5% above the 2018 sale price. On a £-per-square-foot basis, the last sale (£427/sq ft) was about 30.8% above the typical sold price in the postcode. Most recent transfer: June 2018 at £515,000.
Know exactly what you're buying at 11a
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms5
- Bathrooms3
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Planning history
11a has no planning applications on record.
Notable planning nearby
3applications of note in the surrounding area
Sales history & valuation
11a has more than tripled in price since its earliest registered sale in 1997.
£672,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.8% per year over 21 years.
£515,000
Growth on file: 5.8% per year over 21 years.
Sales timeline
27 June 2018Most recent
£515,000
+221.9%over 20 years26 November 1997
£160,000
Median price across the last 5 sales in HP10 9RH: £480,000 (2025–2021).
Nearby sales in HP10 9RH
12 Derehams Lane, Loudwater, High Wycombe, HP10 9RH
Sold Feb 2025
£665,0008a, Derehams Lane, Loudwater, High Wycombe, HP10 9RH
Sold Jun 2024
£480,00013a, Derehams Lane, Loudwater, High Wycombe, HP10 9RH
Sold Nov 2022
£300,0005 Derehams Lane, Loudwater, High Wycombe, HP10 9RH
Sold Aug 2021
£465,000Lamphey, Derehams Lane, Loudwater, High Wycombe, HP10 9RH
Sold Apr 2021
£587,500
Everything we know about 11a, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
- Am I paying too much?
- Is something wrong with it?
- Is the agent's story true?
- Will it hold its value?

Versus other Derehams Lane homes
On price per m², 11a stands well clear of the street.
Price per m²
£4,598
Street avg £3,268
Floor Area
112 m²
Street avg 120 m²
Habitable Rooms
6 rooms
Street avg 6 rooms
CO₂ Emissions
3.6 t/year
Street avg 3.8 t/year
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The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
3/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km
The Papermill — bus stop.
Closest school
0.6 km
Loudwater Combined School. 12 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
55.2dB

Night-time· 23:00 – 07:00
48.3dB