Mallard House, Flat 14, The Millstream, London Road, High Wycombe, HP11 1AD
About Mallard House
Mallard House is a mid-terrace house in High Wycombe (HP11 1AD). It has a recorded floor area of 63 m² (around 678 sq ft), construction records dating it to 1991-1995 and council tax band C. At 63 m² this is the 8th smallest of 13 units on EPC record in Mallard House, where floor areas span 55–70 m². The building's EPC ratings span D to C, with this unit at the bottom. The latest certificate (August 2020) 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 September 2010. Between certificates, roof efficiency went from Average to Good, hot-water efficiency went from Poor to Average and lighting went from Very Poor to Very Good. The recommended improvements would push it to C (score 74). Main heating runs on electricity.
Everything you need to know about Mallard House
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
EPC Rating
Certificate validity
Valid until 11 August 2030
Property Improvements
Changes detected from historical EPC data
Hot water efficiency improved
Roof insulation improved
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property has no mains gas supply, we believe a Level 3 building survey should be considered.
From £885 · Includes VAT
Planning history
Mallard House has no planning applications on record.
But the area is active
9 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
Mallard House has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£234,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in HP11 1AD: £245,000 (2025–2022).
Nearby sales in HP11 1AD
Mallard House, Flat 7, The Millstream, London Road, High Wycombe, HP11 1AD
Sold Dec 2025
£245,000Mallard House, Flat 11, The Millstream, London Road, High Wycombe, HP11 1AD
Sold Oct 2025
£250,000Mallard House, Flat 15, The Millstream, London Road, High Wycombe, HP11 1AD
Sold Jun 2025
£245,000Mallard House, Flat 5, The Millstream, London Road, High Wycombe, HP11 1AD
Sold Dec 2022
£282,500Mallard House, Flat 3, The Millstream, London Road, High Wycombe, HP11 1AD
Sold Nov 2017
£267,500
Versus other The Millstream homes
CO₂ Emissions for Mallard House lags the street by a wide margin.
EPC Rating
67 (D)
Street avg 70 (C)
Floor Area
63 m²
Street avg 62 m²
CO₂ Emissions
3.8 t/year
Street avg 3.3 t/year
Habitable Rooms
3 rooms
Street avg 3 rooms
Everything you need to know about Mallard House
The true value, the hidden risks and the full sale history, in one report.
Pick your report · from £14.99
One time fee only - money back guarantee
The data behind every report
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
228/mo
Falling year-on-year across the wider district.
Nearest stop
0.1 km
Cricket Ground — bus stop.
Closest school
0.8 km
Hannah Ball Academy. 20 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
50.0dB
Night-time· 23:00 – 07:00
40.5dB