21 Arley Close, Swindon, SN25 4TP
About 21 Arley Close
21 Arley Close is a four-bedroom detached house in Swindon (SN25 4TP). It has a recorded floor area of 107 m² (around 1152 sq ft), construction records dating it to 1991-1995 and council tax band E. The latest certificate (September 2013) shows a D (score 61), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 82), a 2-band jump. The latest certificate is from September 2013, so improvements made since then won't be reflected.
Across 1995–2014, sale prices on this property compounded at 4.9% per year. Today's modelled estimate of £406,000 sits 56.2% above the 2014 sale of £260,000. On a £-per-square-foot basis, the last sale (£226/sq ft) was about 41% above the typical sold price in the postcode. One planning record on file: an extension approved in 2025. Past consents include an extension, meaningful when judging how the property has evolved. 11 years since the last transfer (December 2014).
What this property has
Inside
- Bedrooms4
Everything you need to know about 21 Arley Close
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Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 09 Sept 2023
EPC Rating
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Level 3 Building Survey
Because the property has been extended more than once, we believe a Level 3 building survey should be considered.
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Planning history
21 Arley Close has an approved single-storey side extension on the planning record.
1 application on record at 21 Arley Close, Swindon, SN25 4TP
- Mar 2025ExtensionOutlineOutcome in report
Extension: Single storey · Side of property
Certificate of Lawfulness (proposed) for the erection of single storey side extension.
- Documents
- 8 docs on file
- Reference
- S/LDP/25/0264
Unlock 21 Arley Close, Swindon, SN25 4TP'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- Every decision — granted, refused or withdrawn (1 on record)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
- The 8 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
Sale price has at least doubled since 1995.
£406,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.9% per year over 20 years.
£260,000
Growth on file: 4.9% per year over 20 years.
Sales timeline
19 December 2014Most recent
£260,000
+155.0%over 19 years15 June 1995
£101,950
Median price across the last 5 sales in SN25 4TP: £333,000 (2023–2021).
Versus other Arley Close homes
EPC Rating for 21 Arley Close lags the street by a wide margin.
Price per m²
£2,430
Street avg £2,400
Floor Area
107 m²
Street avg 111 m²
Habitable Rooms
6 rooms
Street avg 6 rooms
CO₂ Emissions
4.7 t/year
Street avg 4.3 t/year
Everything you need to know about 21 Arley Close
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
Reported crime in the wider district is trending notably upward year-on-year.
Crime
5/mo
Rising year-on-year across the wider district.
Nearest stop
0.3 km
Heaton Close — bus stop.
Closest school
0.1 km
Catherine Wayte Primary School. 29 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
49.9dB
Night-time· 23:00 – 07:00
39.4dB