18 Boston Grove, Slough, SL1 3EQ
About 18 Boston Grove
18 Boston Grove is a semi-detached house in Slough (SL1 3EQ). It has a recorded floor area of 123 m² (around 1324 sq ft), construction records dating it to 1930-1949 and council tax band D. The latest certificate (March 2016) shows a D (score 68), on the cusp of jumping into the C band. Earlier certificates rated it C (March 2016); the latest reading is one band lower. Between certificates, lighting went from Good to Very Good. The recommended improvements would lift it to B (score 84), a 2-band jump. The latest certificate is from March 2016, so improvements made since then won't be reflected.
Untraded for 23 years, with the last transfer in October 2003. Today's modelled estimate of £453,000 sits 124.3% above the 2003 sale of £202,000. On a £-per-square-foot basis, the last sale (£153/sq ft) was about 29.4% below the postcode norm. One planning record on file: an extension approved in 2014. Past consents include an extension, meaningful when judging how the property has evolved. At 123 m² it's 28.1% larger than the typical home in the postcode (96 m² median across 6 EPCs).
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This certificate is over 10 years old and is no longer valid.Expired 29 Mar 2026
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls changed
More low energy lighting installed
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Planning history
18 Boston Grove has an approved single-storey rear extension on the planning record.
1 application on record at 18 Boston Grove, Slough, SL1 3EQ
- Aug 2014ExtensionOutlineOutcome in report
Extension: Single storey · Rear of property
THE ERECTION OF A SINGLE STOREY REAR EXTENSION, WHICH WOULD EXTEND BEYOND THE REAR WALL OF THE ORIGINAL HOUSE BY 6.0M, WITH A MAXIMUM HEIGHT OF 2.975M, AND EAVES HEIGHT OF 2.775M.
- Council
- West
- Documents
- 1 doc on file
- Reference
- Y/15875/000
Unlock 18 Boston Grove, Slough, SL1 3EQ's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (1 on record)
- All 1 application on this property in full, plus 16 notable nearby
- The 1 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
18 Boston Grove valuation sits well clear of the typical sold price in this postcode.
£453,000
Modelled from EPC, postcode comparables.
£202,000
Recorded with HM Land Registry.
Sales timeline
15 October 2003Most recent
£202,000
Median price across the last 5 sales in SL1 3EQ: £250,000 (2025–2003).
Versus other Boston Grove homes
18 Boston Grove outperforms the street on epc rating by a wide margin.
Price per m²
£1,642
Street avg £2,802
Floor Area
123 m²
Street avg 101 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
4.4 t/year
Street avg 3.8 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
Northampton Avenue — bus stop.
Closest school
0.3 km
Phoenix Infant Academy. 31 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
50.8dB

Night-time· 23:00 – 07:00
40.1dB







