38a, Deacon Street, Swindon, SN1 5NA
About 38a
38a is a detached house in Swindon (SN1 5NA). It has a recorded floor area of 197 m² (around 2120 sq ft), construction records dating it to 1967-1975 and council tax band A. The latest certificate (February 2026) shows a C (score 73). When first surveyed in September 2018 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Average to Good; while lighting dropped from Very Good to Good. This certificate was lodged in the last six months, so the rating reflects current condition.
Across 2018–2025, sale prices on this property compounded at 1.4% per year. Today's modelled estimate of £371,000 is 55.6% below the 2025 sale of £835,000, below the original sale price, which typically signals condition or completion-status changes worth verifying. On a £-per-square-foot basis, the last sale (£394/sq ft) was about 186.6% above the typical sold price in the postcode. At 197 m² the property is well over the postcode median (77 m² across 39 EPCs), placing it in the larger end of the local stock. Its energy rating outperforms most of the postcode (better than 72% of similar EPCs). It changed hands recently, sold December 2025 for £835,000. One planning record on file: HMO conversion approved in 2025. Past consents include HMO conversion, meaningful when judging how the property has evolved.
Energy performance
The EPC has just been inspected, so the rating reflects current condition.
EPC Rating
Certificate validity
Valid until 10 February 2036
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Low energy lighting percentage decreased
Heating controls changed
Heating controls upgraded for better temperature management
High performance glazing installed
Wall insulation improved
Loft insulation installed or upgraded to 250mm+
More low energy lighting installed
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Planning history
1 application on record at 38a, Deacon Street, Swindon, SN1 5NA
- Jan 2025HMOFullOutcome in report
Change of use and erection of additional storey to form a 7 person HMO (Sui generis) and associated works.
- Documents
- 11 docs on file
- Reference
- S/24/1415
Unlock 38a, Deacon Street, Swindon, SN1 5NA's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (1 on record)
- All 1 application on this property in full, plus 15 notable nearby
- The 11 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
Latest sale on 38a was the highest on Land Registry record across the postcode.
£371,000
Modelled from EPC, postcode comparables and a sale-price growth of 1.4% per year over 8 years.
£835,000
Growth on file: 1.4% per year over 8 years.
Sales timeline
5 December 2025Most recent
£835,000
+833.0%over 1 year28 March 2024
£89,500
-88.1%over 5 years24 May 2018
£750,000
Median price across the last 5 sales in SN1 5NA: £200,000 (2025–2022).
Nearby sales in SN1 5NA
Versus other Deacon Street homes
Price per m² for 38a runs comfortably ahead of the street norm.
Price per m²
£4,239
Street avg £1,749
Floor Area
197 m²
Street avg 82 m²
Habitable Rooms
7 rooms
Street avg 4 rooms
CO₂ Emissions
5.2 t/year
Street avg 3.9 t/year
Similar properties nearby
The neighbourhood at a glance
Crime
380/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Crombey Street — bus stop.
Closest school
0.6 km
UTC Swindon. 31 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
51.4dB

Night-time· 23:00 – 07:00
39.8dB







