20 Helmsdale, Swindon, SN25 1PN
About 20 Helmsdale
20 Helmsdale is a four-bedroom mid-terrace house in Swindon (SN25 1PN). It has a recorded floor area of 101 m² (around 1087 sq ft), construction records dating it to 1950-1966 and council tax band C. The latest certificate (August 2024) shows a C (score 73). The rating has held steady at C across 3 certificates since March 2016. Between certificates, roof efficiency went from Good to Very Good and window efficiency went from Average to Good; while wall efficiency dropped from Good to Average. The recommended improvements would push it to B (score 85).
Across 1998–2021, sale prices on this property compounded at 6.5% per year. Today's modelled estimate of £315,000 is 25.5% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£231/sq ft) was about 49% above the typical sold price in the postcode. Last sale on file: £251,000 in March 2021. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
What this property has
Inside
- Bedrooms4
- Bathrooms2
Outside
- GarageYes
Building
- Central heatingYes
- RefurbishedYes
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Windows upgraded, improving insulation
Loft insulation upgraded to recommended levels
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Planning history
20 Helmsdale has no planning applications on record.
But the area is active
3 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
20 Helmsdale has more than quadrupled in price since its earliest registered sale in 1998.
£315,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.5% per year over 23 years.
£251,000
Growth on file: 6.5% per year over 23 years.
Sales timeline
4 March 2021Most recent
£251,000
+37.2%over 4 years17 November 2016
£183,000
+205.0%over 18 years29 June 1998
£60,000
Median price across the last 5 sales in SN25 1PN: £240,500 (2022–2019).
Versus other Helmsdale homes
Years Held for 20 Helmsdale lags the street by a wide margin.
Price per m²
£2,485
Street avg £2,280
Floor Area
101 m²
Street avg 106 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
3.1 t/year
Street avg 4.1 t/year
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The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
5/mo
Rising year-on-year across the wider district.
Nearest stop
0.4 km
Severn Avenue — bus stop.
Closest school
0.3 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
48.9dB

Night-time· 23:00 – 07:00
38.5dB







