Alcott House, Flat 10, 12 Malting Way, Isleworth, TW7 6SD
About Alcott House
Alcott House is a semi-detached house in Isleworth (TW7 6SD). It has a recorded floor area of 57 m² (around 614 sq ft) and construction records dating it to 1996-2002. The latest certificate (December 2025) shows a C (score 80), near the top of the C band. The rating has held steady at C across 2 certificates since June 2014. Between certificates, window efficiency dropped from Average to Poor. This certificate was lodged in the last six months, so the rating reflects current condition. At 57 m² this is the 10th smallest of 14 units on EPC record in Alcott House, where floor areas span 50–64 m².
Across 1996–2015, sale prices on this property compounded at 7.7% per year. On a £-per-square-foot basis, the last sale (£513/sq ft) was about 124.1% above the typical sold price in the postcode. On the market in April 2015 and unlisted since — roughly 11 years.
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
Energy performance
Alcott House's carbon output is low for the local stock.
EPC Rating
Property Improvements
Changes detected from historical EPC data
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
Alcott House has more than quadrupled in price since its earliest registered sale in 1996.
£326,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.7% per year over 19 years.
£315,000
Growth on file: 7.7% per year over 19 years.
Sales timeline
16 April 2015Most recent
£315,000
+66.7%over 9 years6 October 2005
£189,000
+142.5%over 9 years30 July 1996
£77,950
Median price across the last 5 sales in TW7 6SD: £322,500 (2025–2023).
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
£345,000Alcott House, Flat 17, 12 Malting Way, Isleworth, TW7 6SD
Sold Sept 2023
£256,000
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
Alcott House outperforms the street on co₂ emissions by a wide margin.
Price per m²
£5,526
Street avg £3,892
Floor Area
57 m²
Street avg 55 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
CO₂ Emissions
1.0 t/year
Street avg 1.6 t/year
Similar properties nearby
Alcott House, Flat 8, 12 Malting Way
TW7 6SD
Alcott House, Flat 16, 12 Malting Way
TW7 6SD
Alcott House, Flat 5, 12 Malting Way
TW7 6SD
Alcott House, Flat 15, 12 Malting Way
TW7 6SD
Alcott House, Flat 18, 12 Malting Way
TW7 6SD
Alcott House, Flat 4, 12 Malting Way
TW7 6SD
Alcott House, Flat 13, 12 Malting Way
TW7 6SD
Alcott House, Flat 6, 12 Malting Way
TW7 6SD
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