Flat 4, 86 Alwyn Road, Maidenhead, SL6 5EL
About Flat 4
Flat 4 is a one-bedroom semi-detached house in Maidenhead (SL6 5EL). It has a recorded floor area of 46 m² (around 490 sq ft), construction records dating it to 1900-1929 and council tax band C. Tenure is freehold. At 46 m² this is the smallest unit on EPC record across the building (46–74 m²). The building's EPC ratings span D to C, with this unit at the bottom. On EPC score it ranks last in the building (56 versus a best of 69). Other recorded features include a balcony. The latest certificate (April 2010) shows a D (score 56), a step below the typical UK home. The rating has held steady at D across 2 certificates since September 2009. Between certificates, lighting went from Good to Very Good; while roof efficiency dropped from Very Good to Average and window efficiency dropped from Good to Average. The recommended improvements would push it to C (score 69). The latest certificate is from April 2010, so improvements made since then won't be reflected.
At 46 m² it sits well below the postcode median (91 m² across 26 EPCs), making it one of the more compact homes locally. Last sale on file: £225,000 in December 2018. Across the public record there are 5 sales, relatively high churn for a single property. Across 2003–2018, sale prices on this property compounded at 3.5% per year. On a £-per-square-foot basis, the last sale (£459/sq ft) was about 39.1% above the typical sold price in the postcode.
What this property has
Inside
- Bedrooms1
- Bathrooms1
Outside
- ParkingOff street
- BalconyYes
Building
- TenureFreehold
- Heating systemGas
Energy performance
Flat 4's EPC is over a decade old — improvements since won't be reflected.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 06 Apr 2020
EPC Rating
Planning history
Flat 4 has no planning applications on record.
The full report still covers planning activity across the surrounding area.
Sales history & valuation
Flat 4 has changed hands more often than typical for the area.
£232,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.5% per year over 16 years.
£225,000
Growth on file: 3.5% per year over 16 years.
Sales timeline
18 December 2018Most recent
£225,000
+53.1%over 7 years18 March 2011
£147,000
-15.0%over 2 years19 June 2008
£173,000
+4.8%over 11 months10 July 2007
£165,000
+26.9%over 4 years21 February 2003
£130,000
Median price across the last 5 sales in SL6 5EL: £700,000 (2025–2023).
Nearby sales in SL6 5EL
Versus other Alwyn Road homes
On epc rating, Flat 4 runs well behind the street norm.
Price per m²
£4,945
Street avg £4,350
Floor Area
46 m²
Street avg 55 m²
Habitable Rooms
2 rooms
Street avg 3 rooms
CO₂ Emissions
3.6 t/year
Street avg 2.0 t/year
Similar properties nearby
Alwyn Court, Flat 3, 78 Alwyn Road
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Flat 2, 86 Alwyn Road
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Flat 1, 86 Alwyn Road
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Gale House, Flat 2, 14 Fielding Road
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Gale House, Flat 3, 14 Fielding Road
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Gale House, Flat 5, 14 Fielding Road
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The neighbourhood at a glance
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Blenheim Road — bus stop.
Closest school
0.2 km
Courthouse Junior School. 18 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
48.9dB

Night-time· 23:00 – 07:00
38.3dB







