9 Cromwell Drive, Slough, SL1 3ND
About 9 Cromwell Drive
9 Cromwell Drive is a three-bedroom semi-detached house in Slough (SL1 3ND). It has a recorded floor area of 80 m² (around 861 sq ft), construction records dating it to 1967-1975 and council tax band D. The latest certificate (March 2014) shows an E (score 54), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since December 2013. Between certificates, roof efficiency went from Very Poor to Average and lighting went from Very Poor to Average; while hot-water efficiency dropped from Good to Very Poor. The recommended improvements would lift it to B (score 82), a 3-band jump. The latest certificate is from March 2014, so improvements made since then won't be reflected.
One planning record on file: an extension approved in 2020. Past consents include an extension and a garage conversion, meaningful when judging how the property has evolved. It lags the bulk of the postcode on energy efficiency (less efficient than 85% of similar EPCs). Today's modelled estimate of £418,000 is 24% above the 2019 sale price. On a £-per-square-foot basis, the last sale (£391/sq ft) was about 135.3% above the typical sold price in the postcode. Most recent transfer: February 2019 at £337,000.
Know exactly what you're buying at 9 Cromwell Drive
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Launch offer · save £5
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms3
- Bathrooms1
Outside
- Private gardenYes
- Parkingoff_street
Building
- Heating systemgas
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 23 Mar 2024
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls changed
Hot water system changed
Roof insulation improved
More low energy lighting installed
Planning history
- Nov 2020Garage ConversionFullIn report
Extension: Single storey · Rear of property
Conversion of garage into habitable room and construction of a single storey rear extension.
- Council
- West
Extension- Documents
- 4 docs on file
- Reference
- P/19083/000
We flagged 1 thing worth checking at 9 Cromwell Drive
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
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Sales history & valuation
9 Cromwell Drive valuation sits well clear of the typical sold price in this postcode.
£418,000
Modelled from EPC, postcode comparables.
£337,000
Recorded with HM Land Registry.
Sales timeline
18 February 2019Most recent
£337,000
Median price across the last 5 sales in SL1 3ND: £300,000 (2022–2013).
Everything we know about 9 Cromwell Drive, 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 Cromwell Drive homes
Floor Area for 9 Cromwell Drive lags the street by a wide margin.
Price per m²
£4,213
Street avg £2,180
Floor Area
80 m²
Street avg 102 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
4.1 t/year
Street avg 4.3 t/year
Similar properties nearby
The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
18/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Stoke Poges Lane — bus stop.
Closest school
0.5 km
James Elliman Academy. 29 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
48.2dB

Night-time· 23:00 – 07:00
38.4dB