11 Edison House, Barnhill Road, Wembley, HA9 9DJ
About 11 Edison House
11 Edison House is a one-bedroom mid-terrace house in Wembley (HA9 9DJ). It has a recorded floor area of 49 m² (around 527 sq ft), construction records dating it to 1967-1975 and council tax band A. The latest certificate (June 2020) shows a C (score 80), near the top of the C band. Earlier certificates rated it B (April 2009); the latest reading is one band lower. Between certificates, wall efficiency went from Poor to Good and lighting went from Good to Very Good; while window efficiency dropped from Good to Average. At 49 m² this is the 2nd smallest of 14 units on EPC record in the building, where floor areas span 41–74 m². The building's EPC ratings span D to B across 14 units on file.
Today's modelled estimate of £231,000 sits 71.1% above the 2014 sale of £135,000. On a £-per-square-foot basis, the last sale (£256/sq ft) was about 29.9% below the postcode norm. 12 years since the last transfer (June 2014). At 49 m² it's 24.6% smaller than the typical home in the postcode (65 m² median across 13 EPCs). One historical planning record sits against the property in 2024.
Know exactly what you're buying at 11 Edison 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
- Bedrooms1
- Bathrooms1
Outside
- Private gardenYes
Building
- Heating systemGas
Energy performance
11 Edison House's carbon output is low for the local stock.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Cavity wall insulation installed
More low energy lighting installed
Planning history
- Jul 2024RenovationFullIn report
Proposed replacement of existing timber glazed main entrance communal door with new steel glazed main entrance communal door to flats
- Agent
- Faithorn Farrell Timms LLP
- Documents
- 7 docs on file
- Reference
- 24/1304
We flagged 1 thing worth checking at 11 Edison 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
30-day money-back guarantee
Sales history & valuation
£231,000
Modelled from EPC, postcode comparables.
£135,000
Recorded with HM Land Registry.
Sales timeline
8 June 2014Most recent
£135,000
Median price across the last 5 sales in HA9 9DJ: £245,000 (2017–2008).
Everything we know about 11 Edison 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

Versus other Barnhill Road homes
Price per m² for 11 Edison House lags the street by a wide margin.
Price per m²
£2,755
Street avg £4,439
Floor Area
49 m²
Street avg 60 m²
Habitable Rooms
2 rooms
Street avg 3 rooms
CO₂ Emissions
1.1 t/year
Street avg 1.8 t/year
Similar properties nearby
1 Carmel Court, Kings Drive
HA9 9JE
1 Farnborough Close
HA9 9UP
1 Bob Thompson Court, Chalkhill Road
HA9 9FD
1 Barnes Wallis Court, Barnhill Road
HA9 9DL
1 Edison House, Barnhill Road
HA9 9DJ
1 Einstein House, Chalkhill Road
HA9 9AZ
1 Basing Hill
HA9 9QS
1 Darwin House, Kingsgate
HA9 9AX
The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
15/mo
Rising year-on-year across the wider district.
Nearest stop
0.4 km
Blackbird Hill — bus stop.
Closest school
0.3 km
Chalkhill Primary School. 49 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
52.8dB

Night-time· 23:00 – 07:00
44.0dB