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Get started9 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.
Sale prices here have outpaced Slough HPI: 7.9% per year against 0% for the wider region. Today's modelled estimate of £508,000 is 45.1% above the 2014 sale price. At 120 m² the property is well over the postcode median (80 m² across 23 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.
Recommended upgrades on file would lift this property by multiple EPC bands.
This certificate is over 10 years old and is no longer valid.Expired 25 Feb 2024
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)
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.
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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
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.

Daytime· 07:00 – 23:00
52.6dB

28 November 2014Most recent
£350,000
+27.3%over 10 years17 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).
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Street avg 5 rooms
CO₂ Emissions
4.3 t/year
Street avg 4.0 t/year
SL1 6JP
Closest school
0.6 km
Our Lady of Peace Catholic Primary and Nursery School. 14 schools nearby.
Night-time· 23:00 – 07:00
44.2dB