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Get started25 Barrow Close is a three-bedroom semi-detached house in Marlborough (SN8 2BD). It has a recorded floor area of 66 m² (around 710 sq ft), construction records dating it to 1967-1975 and council tax band C. The latest certificate (June 2025) shows a D (score 58), a step below the typical UK home. The rating has held steady at D across 3 certificates since March 2009. Between certificates, roof efficiency went from Average to Good and lighting went from Average to Good; while window efficiency dropped from Good to Average and hot-water efficiency dropped from Very Good to Good. The recommended improvements would lift it to B (score 81), a 2-band jump.
Sale prices here have outpaced England HPI: 3.1% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£483/sq ft) was about 126% above the typical sold price in the postcode. At 66 m² it sits well below the postcode median (101 m² across 13 EPCs), making it one of the more compact homes locally. Last sale on file: £343,000 in September 2024. Across the public record there are 4 sales, relatively high churn for a single property.
Recommended upgrades on file would lift this property by multiple EPC bands.
25 Barrow Close valuation sits well clear of the typical sold price in this postcode.
£370,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.1% per year over 21 years.
£343,000
Growth on file: 3.1% per year over 21 years.
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Detailed AI analysis
Price per m² for 25 Barrow Close runs comfortably ahead of the street norm.
Price per m²
£5,197
Street avg £2,673
Floor Area
66 m²
Street avg 102 m²
Habitable Rooms
5 rooms
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km

Daytime· 07:00 – 23:00
46.8dB

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water efficiency decreased
Roof insulation improved
More low energy lighting installed
Low energy lighting percentage decreased
Are we missing something? Tell us about home improvements to help adjust your valuation.
18 September 2024Most recent
£343,000
+49.1%over 17 years16 October 2006
£230,000
+2.2%over 1 year6 May 2005
£225,000
+23.6%over 1 year19 March 2004
£182,000
Median price across the last 5 sales in SN8 2BD: £380,000 (2025–2016).
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Street avg 6 rooms
CO₂ Emissions
3.8 t/year
Street avg 4.5 t/year
SN8 2HS
Roebuck — bus stop.
Closest school
1.1 km
Marlborough St Mary's CE Primary School. 3 schools nearby.
Night-time· 23:00 – 07:00
38.9dB