21, Heathway, Seaham occupies a 234 m² plot as recorded by HM Land Registry.

Of the 64 other houses in this postcode, 37 have recorded plot sizes, and this one ranks as the 6th largest.

21, Heathway, Seaham has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 18 Jul 2013.

The property is not connected to mains gas and has mostly double glazing. It is heated using a boiler and radiators (mains gas).

Land Registry records and our Estate Agent network show 23 sales of comparable properties within 950 metres of 21, Heathway, Seaham since 2007.

Most recently, 64, Princess Road, Seaham, SR7 7QT, a freehold house, sold at £117,525 on the 29th August 2025.

Read more about house prices in SR7.

• Sold Aug 2025£117,525 | 3 Bed House64, Princess Road, Seaham, SR7 7QT64, Princess Road, Seaham, SR7 7QT
• Sold Oct 2024£167,000 | 3 Bed House23, Queen Street, Seaham, SR7 7SZ23, Queen Street, Seaham, SR7 7SZ
• Sold Jul 2024£161,000 | 3 Bed House68, Jasper Avenue, Seaham, SR7 8NJ68, Jasper Avenue, Seaham, SR7 8NJ
• Sold Apr 2024£106,000 | 3 Bed House101, Princess Road, Seaham, SR7 7TD101, Princess Road, Seaham, SR7 7TD
• Sold Mar 2024£130,000 | 3 Bed House66, Princess Road, Seaham, SR7 7QT66, Princess Road, Seaham, SR7 7QT
• Sold May 2022£95,000 | 4 Bed House62, Princess Road, Seaham, SR7 7QT62, Princess Road, Seaham, SR7 7QT
• Sold Mar 2022£125,000 | 3 Bed House5, Ashcroft Mews, Seaham, SR7 7TZ5, Ashcroft Mews, Seaham, SR7 7TZ
• Sold Feb 2020£95,500 | 3 Bed House6, Ashcroft Mews, Seaham, SR7 7TZ6, Ashcroft Mews, Seaham, SR7 7TZ
• Sold Dec 2019£142,000 | 3 Bed House64, Heathway, Seaham, SR7 7UX64, Heathway, Seaham, SR7 7UX
• Sold Nov 2019£96,000 | 3 Bed House77, Princess Road, Seaham, SR7 7QP77, Princess Road, Seaham, SR7 7QP
• Sold Oct 2019£110,000 | 3 Bed House98, Princess Road, Seaham, SR7 7TD98, Princess Road, Seaham, SR7 7TD
• Sold Mar 2019£152,095 | 3 Bed House46, Heathway, Seaham, SR7 7UX46, Heathway, Seaham, SR7 7UX
• Sold Mar 2019£152,095 | 3 Bed House74, Heathway, Seaham, SR7 7UX74, Heathway, Seaham, SR7 7UX
• Sold Mar 2019£152,095 | 3 Bed House78, Heathway, Seaham, SR7 7UX78, Heathway, Seaham, SR7 7UX
• Sold Dec 2018£79,950 | 4 Bed House42, Fern Crescent, Seaham, SR7 7UN42, Fern Crescent, Seaham, SR7 7UN
• Sold Oct 2018£166,995 | 3 Bed House68, Heathway, Seaham, SR7 7UX68, Heathway, Seaham, SR7 7UX
• Sold May 2015£67,000 | 3 Bed House19, Heathway, Seaham, SR7 7UX19, Heathway, Seaham, SR7 7UX
• Sold Apr 2013£112,000 | 3 Bed House67, Ivy Avenue, Seaham, SR7 8NE67, Ivy Avenue, Seaham, SR7 8NE
• Sold Jan 2010£77,500 | 3 Bed House70, Ash Crescent, Seaham, SR7 7UF70, Ash Crescent, Seaham, SR7 7UF
• Sold Sep 2007£92,000 | 3 Bed House51, Jasper Avenue, Seaham, SR7 8NJ51, Jasper Avenue, Seaham, SR7 8NJ

Our analysis of the public data ranks 21, Heathway, Seaham as the 9th largest and the 7th most expensive of the 111 addresses on Heathway, Seaham, SR7.

Against the SR7 postcode district average, it is £4k more expensive than the typical property.

• Seaview Primary School

  1.1 km away
• Seaham Trinity Primary School

  1.2 km away
• Ropery Walk Primary School

  1.4 km away

• Seaham High School

  2.0 km away
• Easington Academy

  4.9 km away
• Venerable Bede Church of England Academy

  6.1 km away

• Seaham

  |

  1.3 km away
• Horden

  |

  7.7 km away
• Sunderland

  |

  9.2 km away

Environment Agency data suggests this area has a Very Low risk of flooding.