1 Byron Court, South Marston, Swindon, SN3 4TH
About 1 Byron Court
1 Byron Court is a detached house in South Marston, Swindon, Swindon (SN3 4TH). It has a recorded floor area of 151 m² (around 1625 sq ft), construction records dating it to 1967-1975 and council tax band F. The latest certificate (July 2017) shows a D (score 66), on the cusp of jumping into the C band. The rating has held steady at D across 3 certificates since May 2013. Between certificates, wall efficiency went from Poor to Good and window efficiency went from Average to Good; while hot-water efficiency dropped from Average to Poor. The recommended improvements would lift it to B (score 82), a 2-band jump.
Sold February 2024 for £400,000. Across the public record there are 4 sales, relatively high churn for a single property. One planning record on file: an extension approved in 2024. Past consents include an extension, meaningful when judging how the property has evolved. Across 2002–2024, sale prices on this property compounded at 2% per year. Today's modelled estimate of £462,000 is 15.5% above the 2024 sale price. On a £-per-square-foot basis, the last sale (£246/sq ft) was about 23% below the postcode norm.
Everything you need to know about 1 Byron Court
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Loft insulation upgraded to recommended levels
More low energy lighting installed
Hot water efficiency decreased
Window efficiency improved
Cavity wall insulation installed
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Planning history
Council records include a two-storey front extension at 1 Byron Court.
1 application on record at 1 Byron Court, South Marston, Swindon, SN3 4TH
- Nov 2024ExtensionFullOutcome in report
Extension: Two storey · Front of property
Erection of a two storey front extension.
- Documents
- 5 docs on file
- Reference
- S/HOU/24/1107
Unlock 1 Byron Court, South Marston, Swindon, SN3 4TH'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- Every decision — granted, refused or withdrawn (1 on record)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 9 notable nearby
- The 5 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
£462,000
Modelled from EPC, postcode comparables and a sale-price growth of 2.0% per year over 22 years.
£400,000
Growth on file: 2.0% per year over 22 years.
Sales timeline
9 February 2024Most recent
£400,000
+15.3%over 8 years26 August 2015
£347,000
-0.9%13 August 2015
£350,000
+34.6%over 13 years18 July 2002
£260,000
Median price across the last 4 sales in SN3 4TH: £360,000 (2022–1996).
Everything you need to know about 1 Byron Court
The true value, the hidden risks and the full sale history, in one report.
Pick your report · every report is £14.99
One time fee only - money back guarantee

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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
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Greenfields — bus stop.
Closest school
0.2 km
South Marston Church of England Primary School. 9 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
43.5dB

Night-time· 23:00 – 07:00
36.5dB






