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Get started15 Greenfern Avenue is a four-bedroom semi-detached house in Slough (SL1 6AQ). It has a recorded floor area of 119 m² (around 1281 sq ft), construction records dating it to 1930-1949 and council tax band D. The latest certificate (December 2020) shows a D (score 66), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 84), a 2-band jump. Records show the property has been extended at some point in its history. The home occupies a cul-de-sac position.
At 119 m² the property is well over the postcode median (80 m² across 23 EPCs), placing it in the larger end of the local stock. Today's modelled estimate of £633,000 is 15.1% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£429/sq ft) was about 65.9% above the typical sold price in the postcode. Last sale on file: £550,000 in March 2021. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Recommended upgrades on file would lift this property by multiple EPC bands.
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£633,000
Modelled from EPC, postcode comparables.
£550,000
Recorded with HM Land Registry.
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On floor area, 15 Greenfern Avenue stands well clear of the street.
Price per m²
£4,622
Street avg £3,780
Floor Area
119 m²
Street avg 93 m²
Habitable Rooms
6 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

26 March 2021Most recent
£550,000
Median price across the last 5 sales in SL1 6AQ: £437,500 (2025–2020).
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Street avg 5 rooms
CO₂ Emissions
4.4 t/year
Street avg 4.0 t/year
SL1 6LG
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