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Get started20 Clonmel Way is a one-bedroom semi-detached house in Burnham, Slough, Slough (SL1 7DA). It has a recorded floor area of 49 m² (around 527 sq ft), construction records dating it to 1950-1966 and council tax band B. At 49 m² this is the 7th smallest of 34 units on EPC record in the building, where floor areas span 33–122 m². The building's EPC ratings span G to C, with this unit at the top. The home occupies a cul-de-sac position. The latest certificate (June 2022) shows a C (score 69), just inside the C band. The rating has held steady at C across 2 certificates since October 2010. Between certificates, lighting went from Good to Very Good; while wall efficiency dropped from Good to Average.
Held since March 2011 — that's 15 years off the open market, well above the local norm. Sale prices here have outpaced Slough HPI: 5.5% per year against 0% for the wider region. Today's modelled estimate of £224,000 sits 69.1% above the 2011 sale of £132,500. At 49 m² it sits well below the postcode median (79 m² across 33 EPCs), making it one of the more compact homes locally. 1 bedrooms is on the smaller side for this postcode, where 3 is the typical count.
20 Clonmel Way's estimated value is more than triple its earliest registered sale price (1999).
£224,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.5% per year over 11 years.
£132,500
Growth on file: 5.5% per year over 11 years.
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On floor area, 20 Clonmel Way stands well clear of the street.
EPC Rating
69 (C)
Street avg 70 (C)
Floor Area
49 m²
Street avg 44 m²
CO₂ Emissions
2.1 t/year
Street avg 1.8 t/year
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
Wyndham Crescent — bus stop.

Daytime· 07:00 – 23:00
49.0dB

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
25 March 2011Most recent
£132,500
+84.0%over 11 years19 November 1999
£72,000
Median price across the last 5 sales in SL1 7DA: £365,000 (2025–2021).
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Habitable Rooms
2 rooms
Street avg 2 rooms
SL1 7PA
Closest school
0.3 km
St Peter's Church of England Primary School. 10 schools nearby.
Night-time· 23:00 – 07:00
37.5dB