According to data from HM Land Registry, 15, Bethune Avenue, Seaham sits on a plot of 358 m².

We have plot size data on 17 out of 32 other houses in the postcode and 15, Bethune Avenue, Seaham sits on the largest plot.

15, Bethune Avenue, Seaham has an Energy Performance Rating (EPC) of E. This is based on the most recent assessment, dated 23 Mar 2009.

The property is connected to mains gas and has fully double glazed windows. It is heated using a boiler and radiators (mains gas).

According to the Land Registry and our network of Estate Agents, there have been 105 sales of properties similar to 15, Bethune Avenue, Seaham within a radius of 590 metres since 2021.

The most recent example is 29, Oliver Street, Seaham, SR7 0AZ, a freehold house which sold for £102,000 on the 19th January 2026.

Read more about house prices in SR7.

• Sold Jan 2026£102,000 | 3 Bed House29, Oliver Street, Seaham, SR7 0AZ29, Oliver Street, Seaham, SR7 0AZ
• Sold Oct 2025£68,000 | 3 Bed House8, Oliver Street, Seaham, SR7 0AZ8, Oliver Street, Seaham, SR7 0AZ
• Sold Mar 2025£99,950 | 3 Bed House11, Oliver Street, Seaham, SR7 0AZ11, Oliver Street, Seaham, SR7 0AZ
• Sold Oct 2024£69,500 | 3 Bed House26, Nelson Street, Seaham, SR7 0DG26, Nelson Street, Seaham, SR7 0DG
• Sold May 2024£73,000 | 3 Bed House20, Oliver Street, Seaham, SR7 0AZ20, Oliver Street, Seaham, SR7 0AZ
• Sold May 2024£100,000 | 3 Bed House29, Nelson Street, Seaham, SR7 0DG29, Nelson Street, Seaham, SR7 0DG
• Sold Feb 2024£90,000 | 3 Bed House9, Oliver Street, Seaham, SR7 0AZ9, Oliver Street, Seaham, SR7 0AZ
• Sold Jan 2024£62,000 | 3 Bed House14, Nelson Street, Seaham, SR7 0DG14, Nelson Street, Seaham, SR7 0DG
• Sold Oct 2023£87,500 | 3 Bed House6, Oliver Street, Seaham, SR7 0AZ6, Oliver Street, Seaham, SR7 0AZ
• Sold Sep 2023£81,500 | 3 Bed House2, Oliver Street, Seaham, SR7 0AZ2, Oliver Street, Seaham, SR7 0AZ
• Sold Aug 2023£95,000 | 3 Bed House9, Colling Avenue, Seaham, SR7 8AW9, Colling Avenue, Seaham, SR7 8AW
• Sold Jul 2023£115,000 | 3 Bed House15, Corbett Street, Seaham, SR7 0AW15, Corbett Street, Seaham, SR7 0AW
• Sold Jul 2023£77,999 | 3 Bed House3, Oliver Street, Seaham, SR7 0AZ3, Oliver Street, Seaham, SR7 0AZ
• Sold Apr 2023£123,000 | 3 Bed House4, Corbett Street, Seaham, SR7 0AW4, Corbett Street, Seaham, SR7 0AW
• Sold Mar 2023£81,000 | 3 Bed House12, Oliver Street, Seaham, SR7 0AZ12, Oliver Street, Seaham, SR7 0AZ
• Sold Jul 2022£90,950 | 3 Bed House34, Nelson Street, Seaham, SR7 0DG34, Nelson Street, Seaham, SR7 0DG
• Sold Jul 2022£116,000 | 3 Bed House30, Oliver Street, Seaham, SR7 0AZ30, Oliver Street, Seaham, SR7 0AZ
• Sold Oct 2021£99,950 | 3 Bed House24, Nelson Street, Seaham, SR7 0DG24, Nelson Street, Seaham, SR7 0DG
• Sold Sep 2021£97,000 | 3 Bed House30, Nelson Street, Seaham, SR7 0DG30, Nelson Street, Seaham, SR7 0DG
• Sold Aug 2021£100,500 | 3 Bed House16, Nelson Street, Seaham, SR7 0DG16, Nelson Street, Seaham, SR7 0DG

Bethune Avenue, Seaham, SR7 has a total of 137 addresses. According to our analysis of all the public data, 15, Bethune Avenue, Seaham is the 2nd largest and the 43rd most expensive property on the street.

When compared to the postcode district it is £35k less expensive than the average property in SR7.

• Seaview Primary School

  600 m away
• Seaham Trinity Primary School

  700 m away
• St Mary Magdalen's Catholic Primary School

  700 m away

• Seaham High School

  900 m away
• Venerable Bede Church of England Academy

  4.8 km away
• Southmoor Academy

  6.1 km away

• Seaham

  |

  600 m away
• Sunderland

  |

  7.8 km away
• Horden

  |

  9.1 km away

According to data from the Environment Agency, the flood risk in this area is considered to be Very Low.