70, Walnut Avenue, Southampton occupies a 262 m² plot as recorded by HM Land Registry.

Of the 21 other houses in this postcode, 19 have recorded plot sizes, and this one ranks as the 3rd largest.

70, Walnut Avenue, Southampton has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 08 Aug 2010.

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

70, Walnut Avenue, Southampton last changed hands on 29th May 2020, selling for £228,000. The transaction was logged as a freehold house by HM Land Registry.

In total it has sold 3 times since 1995.

The market for similar properties has risen by 36.7% since May 2020.

• Sold May 2020£228,000
• Sold Mar 2007£156,000
• Sold Nov 1996£50,250

Land Registry records and our Estate Agent network show 71 sales of comparable properties within 850 metres of 70, Walnut Avenue, Southampton since 2017.

Most recently, 65, Mansbridge Road, Southampton, SO18 2NG, a freehold house, sold at £245,000 on the 20th November 2025.

Read more about house prices in SO18.

• Sold Nov 2025£245,000 | 2 Bed House65, Mansbridge Road, Southampton, SO18 2NG65, Mansbridge Road, Southampton, SO18 2NG
• Sold Sep 2025£220,000 | 3 Bed House32, Claude Ashby Close, Southampton, SO18 2LT32, Claude Ashby Close, Southampton, SO18 2LT
• Sold Aug 2025£268,000 | 3 Bed House83, Monks Way, Southampton, SO18 2LR83, Monks Way, Southampton, SO18 2LR
• Sold Jul 2025£180,000 | 3 Bed House35, Walnut Avenue, Southampton, SO18 2HT35, Walnut Avenue, Southampton, SO18 2HT
• Sold May 2025£215,000 | 3 Bed House67, Robert Cecil Avenue, Southampton, SO18 2NB67, Robert Cecil Avenue, Southampton, SO18 2NB
• Sold Oct 2024£260,000 | 2 Bed House22, Pilgrim Place, Southampton, SO18 2LG22, Pilgrim Place, Southampton, SO18 2LG
• Sold Oct 2024£240,000 | 3 Bed House35, Robert Cecil Avenue, Southampton, SO18 2NB35, Robert Cecil Avenue, Southampton, SO18 2NB
• Sold Mar 2024£248,356 | 3 Bed House22, Capon Close, Southampton, SO18 2LH22, Capon Close, Southampton, SO18 2LH
• Sold Jul 2023£200,000 | 3 Bed House67, Walnut Avenue, Southampton, SO18 2HT67, Walnut Avenue, Southampton, SO18 2HT
• Sold Jan 2023£230,000 | 3 Bed House59, Monks Way, Southampton, SO18 2LR59, Monks Way, Southampton, SO18 2LR
• Sold Jan 2023£210,000 | 3 Bed House5, Wessex Lane, Southampton, SO18 2LB5, Wessex Lane, Southampton, SO18 2LB
• Sold Nov 2022£222,000 | 3 Bed House16, Grange Close, Southampton, SO18 2LN16, Grange Close, Southampton, SO18 2LN
• Sold Aug 2022£260,000 | 2 Bed House51, Mansbridge Road, Southampton, SO18 2NG51, Mansbridge Road, Southampton, SO18 2NG
• Sold Jun 2022£258,000 | 3 Bed House9, Claude Ashby Close, Southampton, SO18 2LT9, Claude Ashby Close, Southampton, SO18 2LT
• Sold May 2022£258,000 | 3 Bed House8, Grange Close, Southampton, SO18 2LN8, Grange Close, Southampton, SO18 2LN
• Sold May 2021£200,000 | 3 Bed House36, Walnut Avenue, Southampton, SO18 2HT36, Walnut Avenue, Southampton, SO18 2HT
• Sold Sep 2020£199,999 | 3 Bed House37, Robert Cecil Avenue, Southampton, SO18 2NB37, Robert Cecil Avenue, Southampton, SO18 2NB
• Sold Aug 2018£210,000 | 3 Bed House12, Grange Close, Southampton, SO18 2LN12, Grange Close, Southampton, SO18 2LN
• Sold Oct 2017£190,000 | 3 Bed House54, Monks Way, Southampton, SO18 2LP54, Monks Way, Southampton, SO18 2LP
• Sold Jun 2017£215,000 | 3 Bed House8, Claude Ashby Close, Southampton, SO18 2LT8, Claude Ashby Close, Southampton, SO18 2LT

Our analysis of the public data ranks 70, Walnut Avenue, Southampton as the 72nd largest and the 74th most expensive of the 123 addresses on Walnut Avenue, Southampton, SO18.

Against the SO18 postcode district average, it is £49k less expensive than the typical property.

• Mansbridge Primary School

  200 m away
• Bitterne Park Primary & Nursery School - Part of the Learning Federation Partnership of Schools

  1.4 km away
• Townhill Junior School

  1.5 km away

• Saint George Catholic Voluntary Aided College Southampton

  1.1 km away
• Bitterne Park School

  1.3 km away
• Cantell School

  2.2 km away

• Swaythling

  |

  600 m away
• Southampton Airport Parkway

  |

  1.1 km away
• St Denys

  |

  2.6 km away

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