9 Greenfern Avenue, Slough, SL1 6AQ
About 9 Greenfern Avenue
9 Greenfern Avenue is a semi-detached house in Slough (SL1 6AQ). It has a recorded floor area of 120 m² (around 1292 sq ft), construction records dating it to 1930-1949 and council tax band E. The latest certificate (February 2014) shows a D (score 67), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 83), a 2-band jump. The latest certificate is from February 2014, so improvements made since then won't be reflected.
At 120 m² the property is well over the postcode median (79 m² across 25 EPCs), placing it in the larger end of the local stock. One planning record on file: an extension approved in 2002. Past consents include an extension, meaningful when judging how the property has evolved. On the market in November 2014 and unlisted since — roughly 12 years. Across 1996–2014, sale prices on this property compounded at 7.9% per year. Today's modelled estimate of £508,000 is 45.1% above the 2014 sale price.
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This certificate is over 10 years old and is no longer valid.Expired 25 Feb 2024
EPC Rating
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Level 3 Building Survey
Because the property has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
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Planning history
1 application on record at 9 Greenfern Avenue, Slough, SL1 6AQ
- Apr 2002ExtensionFullOutcome in report
Extension: Single storey · Side and rear of property
ERECTION OF A FIRST FLOOR PITCHED ROOF SIDE AND REAR EXTENSION AND LOFT CONVERSION (AMENDED PLANS 18/02/02)
- Council
- West Area
- Documents
- 1 doc on file
- Reference
- P/10266/001
Unlock 9 Greenfern Avenue, Slough, SL1 6AQ'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- Every decision — granted, refused or withdrawn (1 on record)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 5 notable nearby
- The 1 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
9 Greenfern Avenue has more than tripled in price since its earliest registered sale in 1996.
£508,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.9% per year over 18 years.
£350,000
Growth on file: 7.9% per year over 18 years.
Sales timeline
28 November 2014Most recent
£350,000
+27.3%over 10 years16 September 2004
£275,000
+209.0%over 7 years20 December 1996
£89,000
Median price across the last 5 sales in SL1 6AQ: £492,500 (2025–2021).
Nearby sales in SL1 6AQ
Versus other Greenfern Avenue homes
On floor area, 9 Greenfern Avenue stands well clear of the street.
Price per m²
£2,917
Street avg £3,902
Floor Area
120 m²
Street avg 93 m²
Habitable Rooms
7 rooms
Street avg 5 rooms
CO₂ Emissions
4.3 t/year
Street avg 4.0 t/year
Similar properties nearby
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
0.1 km
Westlands Avenue — bus stop.
Closest school
0.6 km
Our Lady of Peace Catholic Primary and Nursery School. 14 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
52.6dB

Night-time· 23:00 – 07:00
44.2dB







