15 17, Flat 5, High Street, Warminster, BA12 9AG
About 15 17
15 17 is a semi-detached house in Warminster (BA12 9AG). It has a recorded floor area of 28 m² (around 301 sq ft) and construction records dating it to before 1900. At 28 m² this is the smallest unit on EPC record across 15 17 (28–52 m²). The building's EPC ratings span E to D, with this unit at the bottom. On EPC score it ranks last in the building (39 versus a best of 58). The latest certificate (December 2019) shows an E (score 39), well below the UK norm with real room to improve. When first surveyed in October 2008 the rating was G, the property has climbed 2 bands since. Between certificates, wall efficiency went from Very Poor to Poor, window efficiency went from Very Poor to Average and lighting went from Very Poor to Very Good. The recommended improvements would lift it to C (score 73), a 2-band jump. Main heating runs on electricity.
At 28 m² it sits well below the postcode median (52 m² across 11 EPCs), making it one of the more compact homes locally. 2 planning records sit against the property, 0 approved, 2 refused.
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Single glazing replaced with double or better glazing
Wall insulation improved
More low energy lighting installed
Planning history
A a loft conversion application was refused at 15 17 in 2024.
- Jul 2024Loft ConversionHeritageIn report
Creation of a 2 bedroom flat into the current roof space of 15-17 High Street,, Velux style windows to be installed within the existing roof structure to provide sufficient light as well as repairing an existing dormer window in a previously locked off ro
- Documents
- 12 docs on file
- Reference
- PL/2024/00286
- Jul 2024Loft ConversionFullIn report
Creation of a 2 bedroom flat into the current roof space of 15-17 High Street,, Velux style windows to be installed within the existing roof structure to provide sufficient light as well as repairing an existing dormer window in a previously locked off ro
- Documents
- 14 docs on file
- Reference
- PL/2023/11086
We flagged 2 things worth checking at 15 17
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
- A planning decision worth checking
30-day money-back guarantee
Sales history & valuation
15 17 has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£142,000
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 BA12 9AG: £90,000 (2018–2008).
Versus other High Street homes
15 17 is notably below the street on floor area.
EPC Rating
39 (E)
Street avg 51 (E)
Floor Area
28 m²
Street avg 71 m²
CO₂ Emissions
3.0 t/year
Street avg 5.2 t/year
Habitable Rooms
2 rooms
Street avg 3 rooms
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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
0.1 km
Morrisons Store Entrance — bus stop.
Closest school
0.3 km
The Avenue Primary School and Children's Centre. 9 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.








