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Get started33 Herd Street is a two-bedroom end-of-terrace house in Marlborough (SN8 1DG). It has a recorded floor area of 81 m² (around 872 sq ft), construction records dating it to before 1900 and council tax band C. It is a listed building, which means external alterations are tightly controlled but it may qualify for heritage tax reliefs. Period features are noted in the property record. Our model identifies extension potential, subject to local planning policy. The latest certificate (July 2024) shows a D (score 67), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since May 2009. Between certificates, wall efficiency went from Very Poor to Poor; while window efficiency dropped from Good to Poor. The recommended improvements would lift it to B (score 86), a 2-band jump.
3 planning records sit against the property, 3 approved, 0 refused. Past consents include an extension and new windows, meaningful when judging how the property has evolved. On the market in November 2017 and unlisted since — roughly 9 years. Today's modelled estimate of £322,000 is 49.8% above the 2017 sale price.
Recommended upgrades on file would lift this property by multiple EPC bands.
Extension: Single storey · Rear of property
Single storey rear extension, window replacement, brick repair, internal alterations, and minor external works
33 Herd Street valuation sits well clear of the typical sold price in this postcode.
£322,000
Modelled from EPC, postcode comparables.
£215,000
Recorded with HM Land Registry.
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On co₂ emissions, 33 Herd Street stands well clear of the street.
Price per m²
£2,654
Street avg £2,759
Floor Area
81 m²
Street avg 95 m²
Habitable Rooms
6 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
Windows upgraded, improving insulation
Wall insulation improved
Low energy lighting percentage decreased
Are we missing something? Tell us about home improvements to help adjust your valuation.
Extension: Single storey · Rear of property
Single storey rear extension, window replacement, brick repair, internal alterations, and minor external works
1 more application for this property
Join to see all planning history.
24 November 2017Most recent
£215,000
Median price across the last 5 sales in SN8 1DG: £370,000 (2025–2021).
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CO₂ Emissions
3.1 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