Our Data Sources
18, Northlea Road, Seaham has 2 entries in the Land Registry, most recently in October 2025 and a single entry in the EPC database dated October 2024.
We combine this information with that 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 18, Northlea Road, Seaham would be worth £164,598, with a potential rental value of £1,029 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £145,787, with a rental value of £911 per month.
The extent to which decoration affects a property's value depends on its type, size and location.
Plot Size
18, Northlea Road, Seaham occupies a 325 m2 plot as recorded by HM Land Registry.
Of the 26 other houses in this postcode, 25 have recorded plot sizes, and this one ranks as the 2nd largest.
Energy Efficiency
18, Northlea Road, Seaham has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 26 Oct 2024.
The property is connected to mains gas and has fully double glazed windows. It is heated using a boiler and radiators (mains gas).
Sold Prices
18, Northlea Road, Seaham last changed hands on 17th October 2025, selling for £180,000. The transaction was logged as a freehold house by HM Land Registry.
In total it has sold twice since 1995.
The market for similar properties has dropped by 19.3% since October 2025.
- Sold Oct 2025£180,000
- Sold Oct 2014£86,500
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 124 sales of comparable properties within 740 metres of 18, Northlea Road, Seaham since 2017.
Most recently, 1, Durham Street, Seaham, SR7 0DW, a freehold house, sold at £160,000 on the 23rd February 2026.
Read more about house prices in SR7.
- Sold Feb 2026£160,000 | 3 Bed House1, Durham Street, Seaham, SR7 0DW1, Durham Street, Seaham, SR7 0DW
- Sold Dec 2025£147,600 | 3 Bed House42, Newark Crescent, Seaham, SR7 0ED42, Newark Crescent, Seaham, SR7 0ED
- Sold Oct 2025£140,000 | 3 Bed House22, Newark Crescent, Seaham, SR7 0ED22, Newark Crescent, Seaham, SR7 0ED
- Sold Oct 2025£160,000 | 3 Bed House57, Northlea Road, Seaham, SR7 0DJ57, Northlea Road, Seaham, SR7 0DJ
- Sold Oct 2025£140,000 | 3 Bed House7, Newark Crescent, Seaham, SR7 0DU7, Newark Crescent, Seaham, SR7 0DU
Nearby is defined as the radius comprising the nearest 2,000 addresses.
More reading links
Explore Nearby Properties
The surrounding properties have an average estimated value of £153,325, ranging from £119,357 to £165,318.
- 20 Northlea Road
3 Bed House | 7 m | Est. Value: £160,348
- 55 Burnhall Drive
3 Bed House | 16 m | Est. Value: £151,506
- 24 Northlea Road
3 Bed House | 21 m | Est. Value: £162,112
- 26 Northlea Road
3 Bed House | 32 m | Est. Value: £159,459
- 37 Northlea Road
3 Bed House | 36 m | Est. Value: £144,555
Location Comparison
Our analysis of the public data ranks 18, Northlea Road, Seaham as the 32nd largest and the 33rd most expensive of the 72 addresses on Northlea Road, Seaham, SR7.
Against the SR7 postcode district average, it is £18k more expensive than the typical property.
More reading links
Schools Nearby
- New Seaham Academy600 m away
- St Cuthbert's Catholic Primary School, Seaham700 m away
- Westlea Primary School900 m away
- Seaham High School500 m away
- Venerable Bede Church of England Academy4.1 km away
- Southmoor Academy5.5 km away
More reading links
Public Transport Nearby
- Seaham|1.2 km away
- Sunderland|7.2 km away
- Horden|9.7 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.
