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Get started18 Downsmead is a four-bedroom detached house in Baydon, Marlborough, Marlborough (SN8 2LQ). It has a recorded floor area of 165 m² (around 1776 sq ft), construction records dating it to 1976-1982 and council tax band F. The latest certificate (August 2022) shows a D (score 68), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 78). Other recorded features include notable views. Our model identifies extension potential, subject to local planning policy.
Sale prices here have outpaced England HPI: 3.5% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£360/sq ft) was about 72.9% above the typical sold price in the postcode. At 165 m² the property is well over the postcode median (125 m² across 32 EPCs), placing it in the larger end of the local stock. Sold September 2022 for £640,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Latest sale on 18 Downsmead was the highest on Land Registry record across the postcode.
£673,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.5% per year over 20 years.
£640,000
Growth on file: 3.5% per year over 20 years.
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Detailed AI analysis
On habitable rooms, 18 Downsmead stands well clear of the street.
Price per m²
£3,879
Street avg £2,942
Floor Area
165 m²
Street avg 118 m²
Habitable Rooms
8 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
0.1 km

Daytime· 07:00 – 23:00
48.9dB

14 September 2022Most recent
£640,000
+98.4%over 19 years18 December 2002
£322,500
Median price across the last 5 sales in SN8 2LQ: £546,500 (2025–2022).
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Street avg 5 rooms
CO₂ Emissions
5.6 t/year
Street avg 4.2 t/year
SN8 2FA
Downsmead — bus stop.
Closest school
0.4 km
Baydon St Nicholas Church of England Primary School. 2 schools nearby.
Night-time· 23:00 – 07:00
40.6dB