Firethorn, Thames View, Ashton Keynes, Swindon, SN6 6NU
About Firethorn
Firethorn is a three-bedroom detached house in Ashton Keynes, Swindon, Swindon (SN6 6NU). It has a recorded floor area of 144 m² (around 1550 sq ft), construction records dating it to 1950-1966 and council tax band E. The latest certificate (July 2024) shows an E (score 54), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 75), a 2-band jump. Main heating runs on oil. Our model identifies extension potential, subject to local planning policy. The home occupies a cul-de-sac position.
At 144 m² the property is well over the postcode median (99 m² across 5 EPCs), placing it in the larger end of the local stock. It lags the bulk of the postcode on energy efficiency (less efficient than 80% of similar EPCs). Across 1998–2024, sale prices on this property compounded at 4.4% per year. Today's modelled estimate of £605,000 is 14.2% above the 2024 sale price. On a £-per-square-foot basis, the last sale (£342/sq ft) was about 22.3% above the typical sold price in the postcode. Sold November 2024 for £530,000. One historical planning record sits against the property in 2025.
What this property has
Inside
- Bedrooms3
- Bathrooms2
- Dining roomYes
- EnsuiteYes
Outside
- Private gardenRear
- GarageDouble
- Cul-de-sacYes
Building
- Extension potentialPossible
Energy performance
Firethorn's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Get a survey for this property
Level 3 Building Survey
Because the property has no mains gas supply, we believe a Level 3 building survey should be considered.
From £1,155 · Includes VAT
Planning history
1 application on record at Firethorn, Thames View, Ashton Keynes, Swindon, SN6 6NU
- Jul 2025RenovationFullOutcome in report
Installation of a new conservation style roof window to the front of the property and a light tunnel to the rear
- Documents
- 11 docs on file
- Reference
- PL/2025/05249
Unlock Firethorn, Thames View, Ashton Keynes, Swindon, SN6 6NU's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (1 on record)
- All 1 application on this property in full, plus 4 notable nearby
- The 11 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
Sale price has grown by over 3x since 1998.
£605,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.4% per year over 27 years.
£530,000
Growth on file: 4.4% per year over 27 years.
Sales timeline
28 November 2024Most recent
£530,000
+215.5%over 26 years29 April 1998
£168,000
Median price across the last 5 sales in SN6 6NU: £430,000 (2024–2013).
Nearby sales in SN6 6NU
3 Thames View, Ashton Keynes, Swindon, SN6 6NU
Sold Oct 2024
£545,0004 Thames View, Ashton Keynes, Swindon, SN6 6NU
Sold Apr 2021
£430,0002 Thames View, Ashton Keynes, Swindon, SN6 6NU
Sold Nov 2017
£493,5001 Thames View, Ashton Keynes, Swindon, SN6 6NU
Sold Jul 2013
£295,5007 Thames View, Ashton Keynes, Swindon, SN6 6NU
Sold Dec 2009
£327,500
Versus other Thames View homes
Firethorn is notably below the street on years held.
Price per m²
£3,681
Street avg £3,876
Floor Area
144 m²
Street avg 112 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
7.8 t/year
Street avg 5.6 t/year
Similar properties nearby
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SN6 6AZ
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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
0.2 km
The Mead — bus stop.
Closest school
0.4 km
Ashton Keynes Church of England Primary 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
46.2dB

Night-time· 23:00 – 07:00
37.6dB







