Mallard House, Flat 11, The Millstream, London Road, High Wycombe, HP11 1AD
About Mallard House
Mallard House is a two-bedroom semi-detached house in High Wycombe (HP11 1AD). It has a recorded floor area of 60 m² (around 646 sq ft), construction records dating it to 1983-1990 and council tax band C. At 60 m² this is the 5th 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 top. Other recorded features include a balcony. The latest certificate (July 2024) shows a C (score 70). When first surveyed in February 2013 the rating was D, the property has climbed 1 band since. Between certificates, roof efficiency went from Average to Good, lighting went from Average to Very Good and main heating went from Poor to Average. Main heating runs on electricity.
Across 1998–2022, sale prices on this property compounded at 4.3% per year. On a £-per-square-foot basis, the last sale (£348/sq ft) was about 42.4% above the typical sold price in the postcode. Last sale on file: £225,000 in June 2022. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Know exactly what you're buying at Mallard 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
What this property has
Inside
- Bedrooms2
- Bathrooms2
- Dining roomYes
- EnsuiteYes
Outside
- Communal gardenYes
- ParkingAllocated
- BalconyYes
Building
- Heating systemGas
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating system upgraded to a more efficient system
More low energy lighting installed
Planning history
Mallard House has no planning applications on record.
Notable planning nearby
9applications of note in the surrounding area
We flagged 2 things worth checking at Mallard 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
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
Mallard House has more than doubled in price since the earliest registered sale in 1998.
£247,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.3% per year over 24 years.
£225,000
Growth on file: 4.3% per year over 24 years.
Sales timeline
16 June 2022Most recent
£225,000
+75.8%over 20 years31 October 2001
£128,000
+56.1%over 3 years25 June 1998
£82,000
Median price across the last 5 sales in HP11 1AD: £267,500 (2022–2016).
Nearby sales in HP11 1AD
Mallard 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
£267,500Mallard House, Flat 12, The Millstream, London Road, High Wycombe, HP11 1AD
Sold Feb 2017
£250,000Mallard House, Flat 6, The Millstream, London Road, High Wycombe, HP11 1AD
Sold Dec 2015
£205,000Mallard House, Flat 8, The Millstream, London Road, High Wycombe, HP11 1AD
Sold Oct 2013
£175,000
Everything we know about Mallard 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
- Larger development activity nearby

Versus other The Millstream homes
Years Held for Mallard House lags the street by a wide margin.
Price per m²
£3,750
Street avg £3,001
Floor Area
60 m²
Street avg 62 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
CO₂ Emissions
3.7 t/year
Street avg 3.3 t/year
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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
0.1 km
Cricket Ground — bus stop.
Closest school
0.8 km
Hannah Ball Academy. 20 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
50.0dB

Night-time· 23:00 – 07:00
40.5dB