Clardon Barn, Clardon Lane, Purton, Swindon, SN5 4HN
About Clardon Barn
Clardon Barn is a detached house in Purton, Swindon, Swindon (SN5 4HN). It has a recorded floor area of 279 m² (around 3003 sq ft) and construction records dating it to before 1900. The latest certificate (August 2015) shows a D (score 60), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 88), a 2-band jump. The latest certificate is from August 2015, so improvements made since then won't be reflected.
Most recent transfer was March 2025 at £875,000 — fresh data. One planning record on file: an extension approved in 2008. Past consents include an extension, meaningful when judging how the property has evolved. Across 2004–2025, sale prices on this property compounded at 3.3% per year. On a £-per-square-foot basis, the last sale (£291/sq ft) was about 136.1% above the typical sold price in the postcode.
Know exactly what you're buying at Clardon Barn
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
Clardon Barn's carbon output runs well above what efficient homes in the postcode produce.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 17 Aug 2025
EPC Rating
Planning history
Clardon Barn has an approved single-storey rear extension on the planning record.
- Dec 2008ExtensionFullIn report
Extension: Single storey · Rear of property
Ground Floor En-Suite Bedroom Extension
- Reference
- N/08/02201/FUL
We flagged 1 thing worth checking at Clardon Barn
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
Clardon Barn valuation sits well clear of the typical sold price in this postcode.
£939,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.3% per year over 21 years.
£875,000
Growth on file: 3.3% per year over 21 years.
Sales timeline
21 March 2025Most recent
£875,000
+44.6%over 7 years24 March 2017
£605,000
+36.0%over 12 years14 July 2004
£445,000
Median price across the last 5 sales in SN5 4HN: £275,000 (2018–1999).
Everything we know about Clardon Barn, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Larger development activity nearby

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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
0.3 km
Dairy House — bus stop.
Closest school
1.3 km
St Mary's Church of England Primary School & Nursery, Purton. 8 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
42.3dB

Night-time· 23:00 – 07:00
35.6dB