Our Data Sources
20, Castle Road, Marlborough has no records in the the Land Registry and a single entry in the EPC database dated January 2026.
We combine this information with public data of neighbouring properties to estimate the property attributes and values.
The local information is scored as 4 out of 5 and is considered of high accuracy.
Price Range & Condition
In very good condition, we estimate 20, Castle Road, Marlborough would be worth £391,873, with a potential rental value of £1,676 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £347,088, with a rental value of £1,485 per month.
The extent to which decoration affects a property's value depends on its type, size and location.
Plot Size
20, Castle Road, Marlborough occupies a 320 m2 plot as recorded by HM Land Registry.
Of the 41 other houses in this postcode, 23 have recorded plot sizes, and this one ranks as the 21st largest.
Energy Efficiency
20, Castle Road, Marlborough has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 14 Jan 2026.
The property is not connected to mains gas and has fully double glazed windows. It is heated using Boiler and radiators, oil.
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 66 sales of comparable properties within 5.9 kilometres of 20, Castle Road, Marlborough across the last 2 years.
Most recently, 18, Spaines, Marlborough, SN8 3LT, a freehold house, sold at £415,000 on the 17th March 2026.
Read more about house prices in SN8.
- Sold Mar 2026£415,000 | 3 Bed House18, Spaines, Marlborough, SN8 3LT18, Spaines, Marlborough, SN8 3LT
- Sold Mar 2023£268,000 | 3 Bed House6, Castle Road, Marlborough, SN8 3LS6, Castle Road, Marlborough, SN8 3LS
- Sold Jan 2021£344,950 | 3 Bed House32, Castle Road, Marlborough, SN8 3LS32, Castle Road, Marlborough, SN8 3LS
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
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Location Comparison
Our analysis of the public data ranks 20, Castle Road, Marlborough as the 19th largest and the 17th most expensive of the 41 addresses on Castle Road, Great Bedwyn, Marlborough, SN8.
Against the SN8 postcode district average, it is £126k less expensive than the typical property.
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Schools Nearby
- Great Bedwyn Church of England School300 m away
- St Katharine's CofE Primary School2.8 km away
- Burbage Primary School5.8 km away
- John O'Gaunt School6.5 km away
- St John's Marlborough9.6 km away
- Pewsey Vale School12.9 km away
More reading links
Public Transport Nearby
- Bedwyn|200 m away
- Hungerford|7.1 km away
- Kintbury|11.0 km away
Available Internet Speeds
Ofcom's latest figures show superfast broadband available in this area.
According to recent data from Ofcom, Superfast Broadband is available in the area.
Risk of Flooding
Environment Agency data suggests this area has a Very Low risk of flooding.
