17a, Armstrong Street, Swindon, SN1 2AA
About 17a
17a is an end-of-terrace house in Swindon (SN1 2AA). It has a recorded floor area of 37 m² (around 398 sq ft), construction records dating it to 1900-1929 and council tax band A. At 37 m² this is the smallest unit on EPC record across the building (37–104 m²). The building's EPC ratings span F to B across 28 units on file. The latest certificate (February 2020) shows a D (score 68), on the cusp of jumping into the C band. When first surveyed in January 2009 the rating was F, the property has climbed 2 bands since. Between certificates, hot-water efficiency went from Very Poor to Good, lighting went from Poor to Very Good and main heating went from Poor to Good. The recommended improvements would push it to C (score 76).
At 37 m² it sits well below the postcode median (81 m² across 27 EPCs), making it one of the more compact homes locally.
Everything you need to know about 17a
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
EPC Rating
Certificate validity
Valid until 20 February 2030
Property Improvements
Changes detected from historical EPC data
Replaced storage heaters with gas boiler
Connected to mains gas supply
Heating controls upgraded for better temperature management
Hot water system upgraded
More low energy lighting installed
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 £820 · Includes VAT
Planning history
17a has no planning applications on record.
But the area is active
14 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
17a has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£129,000
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 2AA: £172,000 (2025–2021).
Nearby sales in SN1 2AA
Versus other Armstrong Street homes
Floor Area for 17a lags the street by a wide margin.
EPC Rating
68 (D)
Street avg 65 (D)
Floor Area
37 m²
Street avg 46 m²
CO₂ Emissions
1.8 t/year
Street avg 2.4 t/year
Habitable Rooms
2 rooms
Street avg 2 rooms
Everything you need to know about 17a
The true value, the hidden risks and the full sale history, in one report.
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One time fee only - money back guarantee
The data behind every report
Similar properties nearby
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
380/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Armstrong Street — bus stop.
Closest school
0.8 km
Drove Primary School. 38 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
54.0dB
Night-time· 23:00 – 07:00
42.0dB