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Get started27 Herd Street is a two-bedroom mid-terrace house in Marlborough (SN8 1DG). It has a recorded floor area of 69 m² (around 743 sq ft), construction records dating it to before 1900 and council tax band C. The latest certificate (June 2020) shows a D (score 63), on the cusp of jumping into the C band. When first surveyed in July 2010 the rating was E, the property has climbed 1 band since. Between certificates, roof efficiency went from Very Poor to Average, window efficiency went from Average to Good and lighting went from Very Poor to Very Good; while wall efficiency dropped from Poor to Very Poor. The recommended improvements would lift it to B (score 87), a 2-band jump.
It hasn't traded since March 2000, a hold of 26 years that's notably long for the area. Sale prices here have outpaced England HPI: 15.4% per year against 0% for the wider region. Today's modelled estimate of £256,000 sits 189.3% above the 2000 sale of £88,500. On a £-per-square-foot basis, the last sale (£119/sq ft) was about 51.7% below the postcode norm. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include new windows, meaningful when judging how the property has evolved. At 69 m² it's 16.9% smaller than the typical home in the postcode (83 m² median across 20 EPCs).
Recommended upgrades on file would lift this property by multiple EPC bands.
Replacement of two rotten front windows.
27 Herd Street's modelled value sits at over four times its earliest registered sale price (1996).
£256,000
Modelled from EPC, postcode comparables and a sale-price growth of 15.4% per year over 4 years.
£88,500
Growth on file: 15.4% per year over 4 years.
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Detailed AI analysis
Price per m² for 27 Herd Street lags the street by a wide margin.
Price per m²
£1,283
Street avg £2,845
Floor Area
69 m²
Street avg 96 m²
Habitable Rooms
3 rooms
Street avg 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
0.1 km

Daytime· 07:00 – 23:00
48.5dB

Changes detected from historical EPC data
Roof insulation improved
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
Replacement front door
20 March 2000Most recent
£88,500
+80.6%over 4 years31 January 1996
£49,000
Median price across the last 5 sales in SN8 1DG: £370,000 (2025–2021).
An AI-written breakdown of everything that matters
Detailed EPC data
Full energy ratings, history and recommendations
Related properties
Comparable homes and street-level pricing
Full planning history
Every application and decision on record
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CO₂ Emissions
3.6 t/year
Street avg 5.2 t/year
SN8 1RG
Laineys Close — bus stop.
Closest school
0.7 km
Marlborough St Mary's CE Primary School. 3 schools nearby.
Night-time· 23:00 – 07:00
40.4dB