18, Washpool, Swindon, SN5 3PN
About 18
18 is a detached house in Washpool, Swindon, Swindon (SN5 3PN). It has a recorded floor area of 145 m² (around 1561 sq ft) and construction records dating it to before 1900. The latest certificate (January 2022) returns a B (score 81), comfortably above the UK average. When first surveyed in November 2020 the rating was D, the property has climbed 2 bands since. Between certificates, wall efficiency dropped from Poor to Very Poor.
At 145 m² the property is well over the postcode median (81 m² across 9 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the top 10% of properties in this postcode.
Energy performance
18 ranks among the most efficient homes in the postcode for energy use.
EPC Rating
Certificate validity
Valid until 25 January 2032
Property Improvements
Changes detected from historical EPC data
Window efficiency improved
Cavity wall insulation installed
Solar PV panels (45 kWp) installed
Loft insulation upgraded to recommended levels
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and has been extended more than once, we believe a Level 3 building survey should be considered.
From £1,155 · Includes VAT
Planning history
18 has no planning applications on record.
A planning report still maps activity across the surrounding area and reads this property's extension & conversion potential.
Sales history & valuation
18 has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£653,000
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 SN5 3PN: £305,000 (2025–2022).
Versus the street
EPC Rating for 18 runs comfortably ahead of the street norm.
EPC Rating
81 (B)
Street avg 55 (D)
Floor Area
145 m²
Street avg 90 m²
CO₂ Emissions
3.6 t/year
Street avg 4.7 t/year
Habitable Rooms
7 rooms
Street avg 5 rooms
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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
186/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Bishopdale Close — bus stop.
Closest school
0.6 km
Brook Field Primary School. 18 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
47.0dB

Night-time· 23:00 – 07:00
38.0dB







