40b, Barrowby Gate, Swindon, SN3 4UH
About 40b
40b is a five-bedroom detached house in Swindon (SN3 4UH). It has a recorded floor area of 153 m² (around 1647 sq ft), construction records dating it to 1983-1990 and council tax band D. The latest certificate (November 2022) shows a D (score 56), a step below the typical UK home. The rating has held steady at D across 2 certificates since January 2009. Between certificates, roof efficiency went from Average to Good, lighting went from Poor to Very Good and main heating went from Average to Good; while window efficiency dropped from Average to Very Poor. The recommended improvements would push it to C (score 80).
At 153 m² the property is well over the postcode median (78 m² across 39 EPCs), placing it in the larger end of the local stock. 5 bedrooms is on the larger side for this postcode, where 3 is the typical count. Across 2011–2023, sale prices on this property compounded at 5.9% per year. On a £-per-square-foot basis, the last sale (£339/sq ft) was about 76.7% above the typical sold price in the postcode. Most recent transfer: January 2023 at £557,500.
What this property has
Inside
- Bedrooms5
- Bathrooms3
Everything you need to know about 40b
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Energy performance
40b's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Certificate validity
Valid until 2 November 2032
Property Improvements
Changes detected from historical EPC data
Roof insulation improved
More low energy lighting installed
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Level 2 HomeBuyer Report
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Planning history
40b has no planning applications on record.
But the area is active
9 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
Latest sale on 40b was the highest on Land Registry record across the postcode.
£543,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.9% per year over 11 years.
£557,500
Growth on file: 5.9% per year over 11 years.
Sales timeline
26 January 2023Most recent
£557,500
+92.2%over 11 years18 August 2011
£290,000
Median price across the last 5 sales in SN3 4UH: £325,000 (2026–2024).
Versus other Barrowby Gate homes
40b is notably below the street on co₂ emissions.
Price per m²
£3,644
Street avg £2,730
Floor Area
153 m²
Street avg 90 m²
Habitable Rooms
6 rooms
Street avg 5 rooms
CO₂ Emissions
7.9 t/year
Street avg 3.4 t/year
Everything you need to know about 40b
The true value, the hidden risks and the full sale history, in one report.
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The neighbourhood at a glance
Crime
318/mo
Falling year-on-year across the wider district.
Nearest stop
0.1 km
Rat Trap — bus stop.
Closest school
0.4 km
Grange Infants' School. 18 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
55.7dB
Night-time· 23:00 – 07:00
48.0dB