3 King William Street, Swindon, SN1 3LB
About 3 King William Street
3 King William Street is a mid-terrace house in Swindon (SN1 3LB). It has a recorded floor area of 70 m² (around 753 sq ft), construction records dating it to before 1900 and council tax band C. The latest certificate (January 2020) shows a D (score 57), a step below the typical UK home. The recommended improvements would push it to C (score 76).
One planning record on file: tree works approved in 2014. Past consents include tree works, meaningful when judging how the property has evolved. The record references conservation-area consent, which constrain future alterations. At 70 m² it's 15.7% smaller than the typical home in the postcode (83 m² median across 19 EPCs).
Everything you need to know about 3 King William Street
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
EPC Rating
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £885 · Includes VAT
Planning history
3 King William Street sits within a conservation area — exterior works face additional planning controls.
1 application on record at 3 King William Street, Swindon, SN1 3LB
- Jan 2014Tree WorksTreesOutcome in report
Works to trees in a conservation area.
Conservation Area- Documents
- 4 docs on file
- Reference
- S/TWC/14/0100
Unlock 3 King William Street, Swindon, SN1 3LB'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- Every decision — granted, refused or withdrawn (1 on record)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 31 notable nearby
- The 4 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
3 King William Street has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£206,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in SN1 3LB: £265,000 (2025–2021).
Nearby sales in SN1 3LB
1 King William Street, Swindon, SN1 3LB
Sold Sept 2025
£217,00026 King William Street, Swindon, SN1 3LB
Sold Oct 2023
£270,00023 King William Street, Swindon, SN1 3LB
Sold Aug 2023
£325,00018 King William Street, Swindon, SN1 3LB
Sold Nov 2022
£265,00011 King William Street, Swindon, SN1 3LB
Sold Nov 2021
£215,000
Versus other King William Street homes
On habitable rooms, 3 King William Street runs well behind the street norm.
EPC Rating
57 (D)
Street avg 61 (D)
Floor Area
70 m²
Street avg 90 m²
CO₂ Emissions
4.1 t/year
Street avg 4.3 t/year
Habitable Rooms
3 rooms
Street avg 5 rooms
Everything you need to know about 3 King William Street
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
7/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Avenue Road — bus stop.
Closest school
0.0 km
King William Street Church of England Primary School. 28 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
52.0dB
Night-time· 23:00 – 07:00
41.6dB