Our Data Sources
70, Marlborough, Seaham has no records in the Land Registry and a single entry in the EPC database dated September 2024.
We combine this information with public data of neighbouring properties to estimate the property attributes and values.
The local information is scored as 1 out of 5 and is considered of low accuracy.
Price Range & Condition
In very good condition, we estimate 70, Marlborough, Seaham would be worth £69,634, with a potential rental value of £544 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £61,675, with a rental value of £482 per month.
The extent to which decoration affects a property's value depends on its type, size and location.
Energy Efficiency
70, Marlborough, Seaham has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 02 Sep 2024.
The property is connected to mains gas and has fully double glazed windows. It is heated using a boiler and radiators (mains gas).
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 2 sales of comparable properties within 630 metres of 70, Marlborough, Seaham since 2023.
Most recently, 67, Marlborough, Seaham, SR7 7SA, a leasehold flat, sold at £76,000 on the 30th May 2025.
Read more about house prices in SR7.
- Sold May 2025£76,000 | 2 Bed Flat67, Marlborough, Seaham, SR7 7SA67, Marlborough, Seaham, SR7 7SA
- Sold Jan 2023£70,000 | 2 Bed Flat69A, Church Street, Seaham, SR7 7HE69A, Church Street, Seaham, SR7 7HE
Nearby is defined as the radius comprising the nearest 2,000 addresses.
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Explore Nearby Properties
The surrounding properties have an average estimated value of £65,790, ranging from £62,721 to £66,892.
- 68 Marlborough
2 Bed Flat | 0 m | Est. Value: £65,149
- 69 Marlborough
2 Bed Flat | 0 m | Est. Value: £66,892
- 71 Marlborough
2 Bed Flat | 0 m | Est. Value: £65,737
- 72 Marlborough
2 Bed Flat | 17 m | Est. Value: £65,149
- 73 Marlborough
2 Bed Flat | 17 m | Est. Value: £65,737
Location Comparison
Our analysis of the public data ranks 70, Marlborough, Seaham as the 73rd largest and the 73rd most expensive of the 89 addresses on Marlborough, Seaham, SR7.
Against the SR7 postcode district average, it is £73k less expensive than the typical property.
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Schools Nearby
- Seaham Trinity Primary School300 m away
- St Mary Magdalen's Catholic Primary School400 m away
- Ropery Walk Primary School700 m away
- Seaham High School1.7 km away
- Venerable Bede Church of England Academy5.2 km away
- Easington Academy6.3 km away
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Public Transport Nearby
- Seaham|200 m away
- Sunderland|8.1 km away
- Horden|8.8 km away
Available Internet Speeds
Ofcom's latest figures show superfast broadband available in this area.
According to recent data from Ofcom, Superfast Broadband available in this area.
Risk of Flooding
Environment Agency data suggests this area has a Very Low risk of flooding.












