40a, Barrowby Gate, Swindon, SN3 4UH
About 40a
40a is a 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 3 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.
Everything you need to know about 40a
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
40a's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls changed
Hot water system upgraded
Low energy lighting percentage decreased
Heating controls upgraded for better temperature management
Hot water system changed
Wall insulation upgraded
Roof insulation improved
More low energy lighting installed
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Level 2 HomeBuyer Report
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Planning history
40a 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
40a has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£404,000
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 SN3 4UH: £285,000 (2025–2024).
Versus other Barrowby Gate homes
On co₂ emissions, 40a runs well behind the street norm.
EPC Rating
56 (D)
Street avg 67 (D)
Floor Area
153 m²
Street avg 90 m²
CO₂ Emissions
7.9 t/year
Street avg 3.5 t/year
Habitable Rooms
6 rooms
Street avg 5 rooms
Everything you need to know about 40a
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
The data behind every report
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The neighbourhood at a glance
Crime
3/mo
Steady 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