11 John Alder Close, Chiseldon, Swindon, SN4 0JL
About 11 John Alder Close
11 John Alder Close is a detached house in Chiseldon, Swindon, Swindon (SN4 0JL). It has a recorded floor area of 190 m² (around 2045 sq ft), construction records dating it to 2003-2006 and council tax band F. The latest certificate (August 2023) shows a C (score 70).
At 190 m² the property is well over the postcode median (87 m² across 11 EPCs), placing it in the larger end of the local stock. One planning record on file: an extension approved in 2010. Past consents include an extension, meaningful when judging how the property has evolved. Across 2003–2024, sale prices on this property compounded at 3.1% per year. On a £-per-square-foot basis, the last sale (£288/sq ft) was about 22.6% above the typical sold price in the postcode. Sold June 2024 for £590,000.
Energy performance
EPC Rating
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Planning history
11 John Alder Close has an approved single-storey rear extension on the planning record.
1 application on record at 11 John Alder Close, Chiseldon, Swindon, SN4 0JL
- Mar 2010ExtensionFullOutcome in report
Extension: Single storey · Rear of property
Erection of a single storey rear extension .
- Documents
- 4 docs on file
- Reference
- S/10/0009
Unlock 11 John Alder Close, Chiseldon, Swindon, SN4 0JL'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- Every decision — granted, refused or withdrawn (1 on record)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 1 notable nearby
- The 4 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
11 John Alder Close valuation sits well clear of the typical sold price in this postcode.
£599,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.1% per year over 21 years.
£590,000
Growth on file: 3.1% per year over 21 years.
Sales timeline
27 June 2024Most recent
£590,000
+87.3%over 20 years1 October 2003
£315,000
Median price across the last 5 sales in SN4 0JL: £425,000 (2025–2021).
Nearby sales in SN4 0JL
15 John Alder Close, Chiseldon, Swindon, SN4 0JL
Sold Aug 2025
£425,00016 John Alder Close, Chiseldon, Swindon, SN4 0JL
Sold Feb 2025
£650,00017 John Alder Close, Chiseldon, Swindon, SN4 0JL
Sold Sept 2024
£545,0001 John Alder Close, Chiseldon, Swindon, SN4 0JL
Sold Dec 2022
£170,0008 John Alder Close, Chiseldon, Swindon, SN4 0JL
Sold Dec 2021
£290,000
Versus other John Alder Close homes
On floor area, 11 John Alder Close stands well clear of the street.
Price per m²
£3,105
Street avg £3,223
Floor Area
190 m²
Street avg 110 m²
Habitable Rooms
8 rooms
Street avg 6 rooms
CO₂ Emissions
5.1 t/year
Street avg 3.6 t/year
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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
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Patriots Arms — bus stop.
Closest school
0.8 km
Chiseldon Primary & Nursery School. 2 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
46.3dB

Night-time· 23:00 – 07:00
38.6dB







