12a, High Street, Haydon Wick, Swindon, SN25 1HX
About 12a
12a is a one-bedroom detached house in Haydon Wick, Swindon, Swindon (SN25 1HX). It has a recorded floor area of 92 m² (around 990 sq ft), construction records dating it to 1950-1966 and council tax band C. The latest certificate (May 2021) shows a D (score 68), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since May 2012. Between certificates, window efficiency went from Average to Good; while wall efficiency dropped from Good to Average and roof efficiency dropped from Very Good to Good. The recommended improvements would lift it to B (score 82), a 2-band jump. Other recorded features include attached land beyond the plot. Our model identifies extension potential, subject to local planning policy.
Today's modelled estimate of £310,000 sits 63.2% above the 2012 sale of £190,000. On a £-per-square-foot basis, the last sale (£192/sq ft) was about 40.8% above the typical sold price in the postcode. Last sold in October 2012, so it's been off the market for around 14 years. One historical planning record sits against the property in 2018.
What this property has
Inside
- Bedrooms1
Outside
- Private gardenSouth-facing
- GarageYes
- LandYes
Building
- Extension potentialPossible
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Certificate validity
Valid until 7 May 2031
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Window efficiency improved
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Planning history
1 application on record at 12a, High Street, Haydon Wick, Swindon, SN25 1HX
- Aug 2018New BuildFullOutcome in report
Erection of 1 no. dwelling.
- Documents
- 27 docs on file
- Reference
- S/18/0685
Unlock 12a, High Street, Haydon Wick, Swindon, SN25 1HX'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- Every decision — granted, refused or withdrawn (1 on record)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 3 notable nearby
- The 27 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
12a valuation sits well clear of the typical sold price in this postcode.
£310,000
Modelled from EPC, postcode comparables.
£190,000
Recorded with HM Land Registry.
Sales timeline
11 October 2012Most recent
£190,000
Median price across the last 5 sales in SN25 1HX: £330,000 (2025–2021).
Nearby sales in SN25 1HX
48 High Street, Haydon Wick, Swindon, SN25 1HX
Sold Mar 2025
£320,00050a, High Street, Haydon Wick, Swindon, SN25 1HX
Sold Jul 2023
£675,0002 High Street, Haydon Wick, Swindon, SN25 1HX
Sold Nov 2022
£383,50018 High Street, Haydon Wick, Swindon, SN25 1HX
Sold Apr 2022
£260,0006 High Street, Haydon Wick, Swindon, SN25 1HX
Sold Jun 2021
£330,000
Versus other High Street homes
Price per m²
£2,065
Street avg £2,354
Floor Area
92 m²
Street avg 104 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
3.6 t/year
Street avg 3.9 t/year
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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
148/mo
Falling year-on-year across the wider district.
Nearest stop
0.2 km
Rother Close — bus stop.
Closest school
0.2 km
Haydon Wick Primary School. 28 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
49.5dB

Night-time· 23:00 – 07:00
39.0dB







