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Get started21 Cooper Way is a semi-detached house in Slough (SL1 9JA). It has a recorded floor area of 46 m² (around 495 sq ft), construction records dating it to 1983-1990 and council tax band B. The latest certificate (December 2019) shows a D (score 68), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since October 2008. Between certificates, hot-water efficiency went from Very Poor to Average, lighting went from Good to Very Good and main heating went from Poor to Average. The recommended improvements would push it to C (score 77). Main heating runs on electricity. At 46 m² this is the 15th smallest of 61 units on EPC record in the building, where floor areas span 35–94 m². The building's EPC ratings span E to C across 61 units on file.
Sale prices here have outpaced Slough HPI: 4.5% per year against 0% for the wider region. Today's modelled estimate of £183,000 is 22% above the 2023 sale price. On a £-per-square-foot basis, the last sale (£303/sq ft) was about 22.3% above the typical sold price in the postcode. At 46 m² it's 22.2% smaller than the typical home in the postcode (59 m² median across 60 EPCs). Last sale on file: £150,000 in October 2023.
Sale price has grown by over 3x since 1998.
£183,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.5% per year over 25 years.
£150,000
Growth on file: 4.5% per year over 25 years.
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Detailed AI analysis
CO₂ Emissions for 21 Cooper Way lags the street by a wide margin.
Price per m²
£3,261
Street avg £3,291
Floor Area
46 m²
Street avg 45 m²
Habitable Rooms
2 rooms
Street avg 2 rooms
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
0.3 km
Chalvey Grove — bus stop.

Daytime· 07:00 – 23:00
57.8dB

Changes detected from historical EPC data
Hot water efficiency improved
Windows upgraded, improving insulation
Are we missing something? Tell us about home improvements to help adjust your valuation.
25 October 2023Most recent
£150,000
+8.0%over 9 years19 September 2014
£138,950
+18.8%over 7 years22 December 2006
£117,000
+138.5%over 8 years30 April 1998
£49,050
Median price across the last 5 sales in SL1 9JA: £335,000 (2025–2023).
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CO₂ Emissions
3.1 t/year
Street avg 2.0 t/year
SL1 9AP
Closest school
0.4 km
Montem Academy. 23 schools nearby.
Flood risk
Very low
From the Environment Agency.
Night-time· 23:00 – 07:00
50.4dB