8 King William Street, Swindon, SN1 3LB
About 8 King William Street
8 King William Street is a three-bedroom end-of-terrace house in Swindon (SN1 3LB). It has a recorded floor area of 93 m² (around 1001 sq ft), construction records dating it to 1900-1929 and council tax band C. The latest certificate (April 2012) shows an F (score 37), near the bottom of the EPC scale. The recommended improvements would lift it to C (score 78), a 3-band jump. The latest certificate is from April 2012, so improvements made since then won't be reflected. Other recorded features include a basement.
On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. On the market in May 2012 and unlisted since — roughly 14 years. Across the public record there are 4 sales, relatively high churn for a single property. Across 1996–2012, sale prices on this property compounded at 10.8% per year. Today's modelled estimate of £232,000 is 48.2% above the 2012 sale price.
What this property has
Inside
- Bedrooms3
- EnsuiteYes
- BasementYes
Outside
- Private gardenRear
- ParkingOff road
Building
- Heating systemGas
- RefurbishedYes
Everything you need to know about 8 King William Street
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
8 King William Street sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 13 Apr 2022
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
8 King William Street has no planning applications on record.
But the area is active
31 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
8 King William Street has more than quadrupled in price since its earliest registered sale in 1996.
£232,000
Modelled from EPC, postcode comparables and a sale-price growth of 10.8% per year over 16 years.
£156,500
Growth on file: 10.8% per year over 16 years.
Sales timeline
30 May 2012Most recent
£156,500
+25.2%over 5 years30 July 2006
£125,000
+128.3%over 9 years5 June 1997
£54,750
+82.5%over 1 year24 April 1996
£30,000
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
8 King William Street is notably below the street on epc rating.
Price per m²
£1,683
Street avg £2,004
Floor Area
93 m²
Street avg 89 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
6.9 t/year
Street avg 4.2 t/year
Everything you need to know about 8 King William Street
The true value, the hidden risks and the full sale history, in one report.
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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






