12a, Westbury Road, Warminster, BA12 0AN
About 12a
12a is a detached house in Warminster (BA12 0AN). It has a recorded floor area of 271 m² (around 2917 sq ft), construction records dating it to 2012 onwards and council tax band G. The latest certificate (September 2024) shows a C (score 80), near the top of the C band. When first surveyed in March 2010 the rating was E, the property has climbed 2 bands since. Between certificates, wall efficiency went from Good to Very Good, roof efficiency went from Average to Good and window efficiency went from Average to Good; while hot-water efficiency dropped from Average to Poor. The recommended improvements would push it to B (score 85). Main heating runs on electricity.
Untraded for 31 years, with the last transfer in August 1995. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. At 271 m² the property is well over the postcode median (195 m² across 25 EPCs), placing it in the larger end of the local stock. Today's modelled estimate of £963,000 sits 480.1% above the 1995 sale of £166,000. On a £-per-square-foot basis, the last sale (£57/sq ft) was about 66.7% below the postcode norm. 3 planning records sit against the property, 3 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved.
Energy performance
Achieving this rating across a home of this size is uncommon — larger homes typically score lower.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water system upgraded
Glazing upgraded to newer, more efficient type
Roof insulation improved
More low energy lighting installed
Heat pump installed, significantly improving energy efficiency
Changed to a more efficient fuel source
Heating controls upgraded for better temperature management
Hot water efficiency decreased
Windows upgraded, improving insulation
Cavity wall insulation installed
Floor insulation added or improved
Heating controls changed
Hot water system upgraded
Loft insulation upgraded to recommended levels
Heating system changed
Connected to mains gas supply
Heating controls upgraded for better temperature management
Hot water system changed
Low energy lighting percentage decreased
Heat pump installed, significantly improving energy efficiency
Changed to a more efficient fuel source
Heating controls upgraded for better temperature management
Hot water system upgraded
Cavity wall insulation installed
Loft insulation upgraded to recommended levels
Floor insulation added or improved
More low energy lighting installed
Solar water heating installed
Planning history
Multiple extension applications run across more than a decade of planning history at 12a.
- Nov 2020ExtensionFullIn report
Extension: Single storey
Single storey extension
- Documents
- 6 docs on file
- Reference
- 20/07629/FUL
- Feb 2011FullIn report
Erection of car port and store
- Documents
- 5 docs on file
- Reference
- W/10/03648/FUL
We flagged 1 thing worth checking at 12a
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
12a's modelled value sits at over four times its earliest registered sale price (1995).
£963,000
Modelled from EPC, postcode comparables.
£166,000
Recorded with HM Land Registry.
Sales timeline
10 August 1995Most recent
£166,000
Median price across the last 5 sales in BA12 0AN: £885,000 (2024–2023).
Nearby sales in BA12 0AN
4 The Oaks, Westbury Road, Warminster, BA12 0AN
Sold Aug 2024
£895,00014a, Westbury Road, Warminster, BA12 0AN
Sold Jan 2024
£495,00019 Westbury Road, Warminster, BA12 0AN
Sold Nov 2023
£645,00016 Westbury Road, Warminster, BA12 0AN
Sold Sept 2023
£885,0005 The Oaks, Westbury Road, Warminster, BA12 0AN
Sold Aug 2023
£929,000
Versus other Westbury Road homes
On price per m², 12a runs well behind the street norm.
Price per m²
£613
Street avg £2,831
Floor Area
271 m²
Street avg 191 m²
Habitable Rooms
8 rooms
Street avg 8 rooms
CO₂ Emissions
4.1 t/year
Street avg 6.7 t/year
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Blackdown Close — bus stop.
Closest school
0.6 km
The Avenue Primary School and Children's Centre. 8 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.








