Cornwall House 55 57, High Street, Slough, SL1 1DZ
About Cornwall House 55 57
Cornwall House 55 57 is a one-bedroom mid-terrace house in Slough (SL1 1DZ). It has a recorded floor area of 51 m² (around 549 sq ft), construction records dating it to 2007-2011 and council tax band B. At 51 m² this is the 14th smallest of 55 units on EPC record in Cornwall House 55 57, where floor areas span 34–133 m². The building's EPC ratings span F to C, with this unit at the top. Other recorded features include a balcony. Period features are noted in the property record. The latest certificate (March 2023) shows a C (score 71). When first surveyed in May 2016 the rating was E, the property has climbed 2 bands since. The recommended improvements would push it to B (score 84). Main heating runs on electricity.
Today's modelled estimate of £175,000 is 89.1% below the 2017 sale of £1,599,999, below the original sale price, which typically signals condition or completion-status changes worth verifying. Its energy rating outperforms most of the postcode (better than 85% of similar EPCs). Last sold in July 2017, so it's been off the market for around 9 years.
What this property has
Inside
- Bedrooms1
- Bathrooms1
Outside
- Communal gardenYes
- BalconyYes
Building
- Period featuresYes
- RefurbishedYes
Everything you need to know about Cornwall House 55 57
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Windows upgraded, improving insulation
Roof insulation improved
Wall insulation upgraded
Low energy lighting percentage decreased
High performance glazing installed
Wall insulation upgraded
Hot water system upgraded
More low energy lighting installed
Hot water system changed
Get a survey for this property
Level 3 Building Survey
Because the property has no mains gas supply, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
Cornwall House 55 57 has no planning applications on record.
But the area is active
12 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
£175,000
Modelled from EPC, postcode comparables.
£1,599,999
Recorded with HM Land Registry.
Sales timeline
2 July 2017Most recent
£1,599,999
Median price across the last 2 sales in SL1 1DZ: £323,000 (2016–2016).
Versus other High Street homes
Cornwall House 55 57 outperforms the street on co₂ emissions by a wide margin.
EPC Rating
71 (C)
Street avg 52 (E)
Floor Area
51 m²
Street avg 60 m²
CO₂ Emissions
1.7 t/year
Street avg 3.0 t/year
Habitable Rooms
3 rooms
Street avg 3 rooms
Everything you need to know about Cornwall House 55 57
The true value, the hidden risks and the full sale history, in one report.
Pick your report · every report is £14.99
One time fee only - money back guarantee

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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
18/mo
Rising year-on-year across the wider district.
Nearest stop
0.0 km
Wellington Street Stop F — bus stop.
Closest school
0.8 km
Slough and Eton Church of England Business and Enterprise College. 32 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
53.7dB

Night-time· 23:00 – 07:00
44.4dB






