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Get startedColdharbour is a detached house in Marlborough (SN8 1BJ). It has a recorded floor area of 181 m² (around 1948 sq ft), construction records dating it to before 1900 and council tax band F. The latest certificate (May 2014) shows a D (score 62), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 78). The latest certificate is from May 2014, so improvements made since then won't be reflected.
Sale prices here have outpaced England HPI: 6.2% per year against 0% for the wider region. Today's modelled estimate of £829,000 is 32.6% above the 2014 sale price. On a £-per-square-foot basis, the last sale (£321/sq ft) was about 19.3% above the typical sold price in the postcode. 3 planning records sit against the property, 3 approved, 0 refused. Past consents include an extension, partial demolition and a conservatory, meaningful when judging how the property has evolved. At 181 m² it's 27.5% larger than the typical home in the postcode (142 m² median across 11 EPCs). Last sold in October 2014, so it's been off the market for around 12 years.
Coldharbour's carbon output runs well above what efficient homes in the postcode produce.
This certificate is over 10 years old and is no longer valid.Expired 04 May 2024
Planning history includes recorded demolition works, indicating a major rebuild phase at this address.
Proposed extensions.
Coldharbour valuation sits well clear of the typical sold price in this postcode.
£829,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.2% per year over 11 years.
£625,000
Growth on file: 6.2% per year over 11 years.
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Coldharbour is notably below the street on price per m².
Price per m²
£3,453
Street avg £4,614
Floor Area
181 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

Extension: Part single, part two storey · Side and rear of property
Extensions and alterations consisting of demolition of rear conservatory and garage, proposed part 2 storey, part single storey extension to side/rear elevation, single storey extension to front/side elevation, alterations to house and layout, and revised
1 more application for this property
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15 October 2014Most recent
£625,000
+96.9%over 11 years2 July 2003
£317,500
Median price across the last 5 sales in SN8 1BJ: £555,000 (2025–2020).
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Street avg 7 rooms
CO₂ Emissions
6.9 t/year
Street avg 4.7 t/year
SN8 1RY
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