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Get startedConway is a detached house in Marlborough (SN8 1BJ). It has a recorded floor area of 186 m² (around 2002 sq ft), construction records dating it to 1976-1982 and council tax band F. The latest certificate (March 2018) shows a C (score 77), near the top of the C band. When first surveyed in January 2017 the rating was D, the property has climbed 1 band since. Between certificates, roof efficiency went from Good to Very Good, window efficiency went from Average to Good and lighting went from Good to Very Good. The recommended improvements would push it to B (score 85).
Sale prices here have outpaced England HPI: 8.5% per year against 0% for the wider region. Today's modelled estimate of £950,000 is 13.8% above the 2020 sale price. On a £-per-square-foot basis, the last sale (£417/sq ft) was about 55.1% above the typical sold price in the postcode. At 186 m² the property is well over the postcode median (142 m² across 11 EPCs), placing it in the larger end of the local stock. Sold February 2020 for £835,000. Across the public record there are 4 sales, relatively high churn for a single property. One planning record on file: an extension approved in 2017. Past consents include an extension, meaningful when judging how the property has evolved.
Conway has an approved single-storey side extension on the planning record.
Extension: Single storey · Side of property
First floor side extension and external alterations.
Conway has more than quadrupled in price since its earliest registered sale in 1998.
£950,000
Modelled from EPC, postcode comparables and a sale-price growth of 8.5% per year over 21 years.
£835,000
Growth on file: 8.5% per year over 21 years.
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Floor Area for Conway runs comfortably ahead of the street norm.
Price per m²
£4,489
Street avg £4,484
Floor Area
186 m²
Street avg 141 m²
Habitable Rooms
7 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
47.5dB

Changes detected from historical EPC data
Window efficiency improved
Roof insulation improved
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
28 February 2020Most recent
£835,000
+46.2%over 2 years23 May 2017
£571,000
+101.8%over 14 years10 June 2002
£283,000
+95.2%over 3 years6 October 1998
£145,000
Median price across the last 5 sales in SN8 1BJ: £555,000 (2025–2020).
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Detailed EPC data
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Related properties
Comparable homes and street-level pricing
Full planning history
Every application and decision on record
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Street avg 7 rooms
CO₂ Emissions
4.7 t/year
Street avg 4.9 t/year
SN8 1QP
Laineys Close — bus stop.
Closest school
0.9 km
Marlborough St Mary's CE Primary School. 3 schools nearby.
Night-time· 23:00 – 07:00
40.1dB