Alder House, Flat 6, Westerham Road, Keston, BR2 6HE
About Alder House
Alder House is a one-bedroom semi-detached house in Keston (BR2 6HE). It has a recorded floor area of 70 m² (around 753 sq ft). At 70 m² this is the smallest unit on EPC record across Alder House (70–142 m²). The building's EPC ratings span C to B, with this unit at the bottom. Period features are noted in the property record. The latest certificate (March 2017) shows a C (score 80), near the top of the C band.
At 70 m² it sits well below the postcode median (122 m² across 19 EPCs), making it one of the more compact homes locally. Last sale on file: £395,000 in July 2021. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Know exactly what you're buying at Alder House
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
- Bedrooms1
- Bathrooms1
Outside
- Communal gardenYes
- ParkingAllocated
Building
- Period featuresYes
Energy performance
Alder House's carbon output is low for the local stock.
EPC Rating
Planning history
Alder House has no planning applications on record.
The full report still covers planning activity across the surrounding area.
Sales history & valuation
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£392,000
Modelled from EPC, postcode comparables.
£395,000
Recorded with HM Land Registry.
Sales timeline
29 July 2021Most recent
£395,000
27 April 2017
£395,000
Median price across the last 5 sales in BR2 6HE: £717,750 (2022–2018).
Nearby sales in BR2 6HE
Forest Lodge, Flat 5, Westerham Road, Keston, BR2 6HE
Sold Oct 2022
£845,000The Firs, Westerham Road, Keston, BR2 6HE
Sold Mar 2022
£580,000Forest Lodge, The Gate House, Westerham Road, Keston, BR2 6HE
Sold Feb 2021
£875,000Alder House, Flat 1, Westerham Road, Keston, BR2 6HE
Sold May 2019
£182,000Forest Lodge, Flat 3, Westerham Road, Keston, BR2 6HE
Sold Apr 2018
£717,750
Everything we know about Alder House, 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 Westerham Road homes
Alder House is notably below the street on floor area.
Price per m²
£5,643
Street avg £5,286
Floor Area
70 m²
Street avg 119 m²
CO₂ Emissions
1.4 t/year
Street avg 2.1 t/year
Years Held
5 years
Street avg 8 years
Similar properties nearby
Flat 1, 81 Heathfield Road
BR2 6BB
Flat 5, 81 Heathfield Road
BR2 6BB
Alder House, Flat 4, Westerham Road
BR2 6HE
Forest Lodge, Flat 3, Westerham Road
BR2 6HE
Alder House, Flat 3, Westerham Road
BR2 6HE
Forest Lodge, Flat 6, Westerham Road
BR2 6HE
Flat 4, 81 Heathfield Road
BR2 6BB
Flat 3, 81 Heathfield Road
BR2 6BB
The neighbourhood at a glance
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Rolinsden Way — bus stop.
Closest school
0.5 km
Keston Church of England Primary School. 14 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
48.0dB

Night-time· 23:00 – 07:00
41.3dB