21 Boydell Close, Shaw, Swindon, SN5 5QT
About 21 Boydell Close
21 Boydell Close is an end-of-terrace house in Shaw, Swindon, Swindon (SN5 5QT). It has a recorded floor area of 47 m² (around 506 sq ft), construction records dating it to 1991-1995 and council tax band B. The latest certificate (March 2023) shows a D (score 63), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since March 2013. Between certificates, wall efficiency went from Average to Good. The recommended improvements would lift it to B (score 90), a 2-band jump. Main heating runs on electricity.
Last changed hands 9 years ago, in December 2017. Across the public record there are 4 sales, relatively high churn for a single property. Across 1997–2017, sale prices on this property compounded at 6.7% per year. Today's modelled estimate of £167,000 is 21.5% above the 2017 sale price. On a £-per-square-foot basis, the last sale (£272/sq ft) was about 48.3% above the typical sold price in the postcode.
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Certificate validity
Valid until 9 March 2033
Property Improvements
Changes detected from historical EPC data
Wall insulation upgraded
Roof insulation improved
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 £820 · Includes VAT
Planning history
21 Boydell Close has no planning applications on record.
A planning report still maps activity across the surrounding area and reads this property's extension & conversion potential.
Sales history & valuation
Sale price has grown by over 3x since 1997.
£167,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.7% per year over 20 years.
£137,500
Growth on file: 6.7% per year over 20 years.
Sales timeline
21 December 2017Most recent
£137,500
+1.9%26 October 2017
£135,000
+64.6%over 4 years9 May 2013
£82,000
+118.7%over 15 years8 December 1997
£37,500
Median price across the last 5 sales in SN5 5QT: £167,000 (2026–2020).
Nearby sales in SN5 5QT
23 Boydell Close, Shaw, Swindon, SN5 5QT
Sold Mar 2026
£173,00017 Boydell Close, Shaw, Swindon, SN5 5QT
Sold Aug 2022
£162,0003 Boydell Close, Shaw, Swindon, SN5 5QT
Sold Mar 2022
£235,0006 Boydell Close, Shaw, Swindon, SN5 5QT
Sold Aug 2020
£167,00010 Boydell Close, Shaw, Swindon, SN5 5QT
Sold Nov 2019
£160,000
Versus other Boydell Close homes
CO₂ Emissions for 21 Boydell Close lags the street by a wide margin.
Price per m²
£2,926
Street avg £2,602
Floor Area
47 m²
Street avg 53 m²
Habitable Rooms
2 rooms
Street avg 3 rooms
CO₂ Emissions
4.0 t/year
Street avg 2.8 t/year
Similar properties 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
186/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Jersey Park — bus stop.
Closest school
0.4 km
Brook Field Primary School. 23 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
48.8dB

Night-time· 23:00 – 07:00
38.6dB







