3a, Chestnut Avenue, Slough, SL3 7DE
About 3a
3a is a three-bedroom detached house in Slough (SL3 7DE). It has a recorded floor area of 105 m² (around 1130 sq ft), construction records dating it to 1967-1975 and council tax band D. The latest certificate (October 2016) shows a D (score 66), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 80).
One planning record on file: an extension approved in 2021. Past consents include an extension and a garage conversion, meaningful when judging how the property has evolved. Across 2017–2020, sale prices on this property compounded at 1.9% per year. On a £-per-square-foot basis, the last sale (£553/sq ft) was about 78.6% above the typical sold price in the postcode. At 105 m² it's 25.3% smaller than the typical home in the postcode (141 m² median across 20 EPCs). Sold November 2020 for £625,000.
What this property has
Inside
- Bedrooms3
- Open-plan layoutYes
- CloakroomYes
Everything you need to know about 3a
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
EPC Rating
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Planning history
1 application on record at 3a, Chestnut Avenue, Slough, SL3 7DE
- Mar 2021Garage ConversionFullOutcome in report
Conversion of garage into study/office and construction of a part two storey front and two storey rear extension.
- Council
- East
Extension- Documents
- 3 docs on file
- Reference
- P/19195/000
Unlock 3a, Chestnut Avenue, Slough, SL3 7DE's full planning history
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- Every decision — granted, refused or withdrawn (1 on record)
- All 1 application on this property in full, plus 13 notable nearby
- The 3 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£685,000
Modelled from EPC, postcode comparables and a sale-price growth of 1.9% per year over 4 years.
£625,000
Growth on file: 1.9% per year over 4 years.
Sales timeline
18 November 2020Most recent
£625,000
+7.4%over 3 years31 January 2017
£582,000
Median price across the last 5 sales in SL3 7DE: £710,000 (2024–2020).
Nearby sales in SL3 7DE
Versus other Chestnut Avenue homes
3a outperforms the street on co₂ emissions by a wide margin.
Price per m²
£5,952
Street avg £4,000
Floor Area
105 m²
Street avg 147 m²
Habitable Rooms
4 rooms
Street avg 7 rooms
CO₂ Emissions
4.1 t/year
Street avg 6.6 t/year
Everything you need to know about 3a
The true value, the hidden risks and the full sale history, in one report.
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Similar properties nearby
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
Hillary Road — bus stop.
Closest school
0.3 km
Ryvers School. 26 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
48.6dB

Night-time· 23:00 – 07:00
39.4dB






