Alcott House, Flat 17, 12 Malting Way, Isleworth, TW7 6SD
About Alcott House
Alcott House is a one-bedroom semi-detached house in Isleworth (TW7 6SD). It has a recorded floor area of 50 m² (around 538 sq ft) and construction records dating it to 1991-1995. At 50 m² this is the smallest unit on EPC record across Alcott House (50–64 m²). The latest certificate (July 2020) shows a C (score 71). The rating has held steady at C across 2 certificates since August 2010. Between certificates, roof efficiency went from Average to Good and lighting went from Average to Very Good.
Across 1996–2023, sale prices on this property compounded at 5% per year. Today's modelled estimate of £293,000 is 14.5% above the 2023 sale price. On a £-per-square-foot basis, the last sale (£476/sq ft) was about 107.7% above the typical sold price in the postcode. Most recent transfer: September 2023 at £256,000.
Know exactly what you're buying at Alcott 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
- Communal gardenYes
- ParkingOff street
Building
- RefurbishedYes
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Loft insulation upgraded to recommended levels
More low energy lighting installed
Planning history
Alcott House has no planning applications on record.
Notable planning nearby
6applications of note in the surrounding area
We flagged 2 things worth checking at Alcott 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
Sale price has grown by over 3x since 1996.
£293,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.0% per year over 27 years.
£256,000
Growth on file: 5.0% per year over 27 years.
Sales timeline
21 September 2023Most recent
£256,000
+70.7%over 21 years25 July 2002
£150,000
+122.4%over 6 years22 July 1996
£67,450
Median price across the last 5 sales in TW7 6SD: £322,500 (2025–2021).
Nearby sales in TW7 6SD
Alcott House, Flat 13, 12 Malting Way, Isleworth, TW7 6SD
Sold Aug 2025
£322,500Richardson House, Flat 7, 13 Malting Way, Isleworth, TW7 6SD
Sold Feb 2025
£307,00016 Malting Way, Isleworth, TW7 6SD
Sold Jul 2024
£515,000Richardson House, Flat 12, 13 Malting Way, Isleworth, TW7 6SD
Sold May 2024
£345,000Richardson House, Flat 15, 13 Malting Way, Isleworth, TW7 6SD
Sold Aug 2021
£260,000
Everything we know about Alcott 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 Malting Way homes
On years held, Alcott House runs well behind the street norm.
Price per m²
£5,120
Street avg £3,906
Floor Area
50 m²
Street avg 55 m²
Habitable Rooms
2 rooms
Street avg 3 rooms
CO₂ Emissions
1.8 t/year
Street avg 1.6 t/year
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Grainger Road — bus stop.
Closest school
0.3 km
Gumley House RC Convent School, FCJ. 45 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
53.3dB

Night-time· 23:00 – 07:00
43.4dB