6, Walnut Avenue, Southampton occupies a 251 m² plot as recorded by HM Land Registry.

Of the 26 other houses in this postcode, 24 have recorded plot sizes, and this one ranks as the 12th largest.

6, Walnut Avenue, Southampton has an Energy Performance Rating (EPC) of B. This is based on the most recent assessment, dated 06 Oct 2025.

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

Land Registry records and our Estate Agent network show 117 sales of comparable properties within 790 metres of 6, Walnut Avenue, Southampton since 2011.

Most recently, 18, Claudeen Close, Southampton, SO18 2HQ, a freehold house, sold at £260,000 on the 15th April 2026.

Read more about house prices in SO18.

• Sold Apr 2026£260,000 | 3 Bed House18, Claudeen Close, Southampton, SO18 2HQ18, Claudeen Close, Southampton, SO18 2HQ
• Sold Sep 2025£220,000 | 3 Bed House32, Claude Ashby Close, Southampton, SO18 2LT32, Claude Ashby Close, Southampton, SO18 2LT
• Sold May 2025£215,000 | 3 Bed House67, Robert Cecil Avenue, Southampton, SO18 2NB67, Robert Cecil Avenue, Southampton, SO18 2NB
• Sold Mar 2025£235,000 | 3 Bed House11, Claudeen Close, Southampton, SO18 2HQ11, Claudeen Close, Southampton, SO18 2HQ
• Sold Jan 2025£340,000 | 3 Bed House31, Claudeen Close, Southampton, SO18 2HQ31, Claudeen Close, Southampton, SO18 2HQ
• Sold Oct 2024£260,000 | 2 Bed House22, Pilgrim Place, Southampton, SO18 2LG22, Pilgrim Place, Southampton, SO18 2LG
• Sold Sep 2024£250,000 | 3 Bed House9, Claudeen Close, Southampton, SO18 2HQ9, Claudeen Close, Southampton, SO18 2HQ
• Sold Sep 2024£270,000 | 3 Bed House4, Claudeen Close, Southampton, SO18 2HQ4, Claudeen Close, Southampton, SO18 2HQ
• Sold May 2024£240,000 | 3 Bed House12, Claudeen Close, Southampton, SO18 2HQ12, Claudeen Close, Southampton, SO18 2HQ
• Sold Apr 2024£290,000 | 3 Bed House20, Walnut Avenue, Southampton, SO18 2HS20, Walnut Avenue, Southampton, SO18 2HS
• Sold Mar 2024£248,356 | 3 Bed House22, Capon Close, Southampton, SO18 2LH22, Capon Close, Southampton, SO18 2LH
• Sold Oct 2023£240,000 | 3 Bed House16, Claudeen Close, Southampton, SO18 2HQ16, Claudeen Close, Southampton, SO18 2HQ
• Sold Jul 2023£265,000 | 3 Bed House14, Monks Way, Southampton, SO18 2LP14, Monks Way, Southampton, SO18 2LP
• Sold Sep 2021£215,000 | 3 Bed House2, Walnut Avenue, Southampton, SO18 2HS2, Walnut Avenue, Southampton, SO18 2HS
• Sold Sep 2021£255,000 | 3 Bed House5, Claudeen Close, Southampton, SO18 2HQ5, Claudeen Close, Southampton, SO18 2HQ
• Sold May 2021£220,000 | 3 Bed House23, Claudeen Close, Southampton, SO18 2HQ23, Claudeen Close, Southampton, SO18 2HQ
• Sold Jul 2020£212,500 | 3 Bed House19, Monks Way, Southampton, SO18 2LR19, Monks Way, Southampton, SO18 2LR
• Sold Jul 2018£210,000 | 3 Bed House8, Claudeen Close, Southampton, SO18 2HQ8, Claudeen Close, Southampton, SO18 2HQ
• Sold Feb 2018£223,000 | 3 Bed House13, Claudeen Close, Southampton, SO18 2HQ13, Claudeen Close, Southampton, SO18 2HQ
• Sold Feb 2011£136,000 | 3 Bed House7, Walnut Avenue, Southampton, SO18 2HS7, Walnut Avenue, Southampton, SO18 2HS

Our analysis of the public data ranks 6, Walnut Avenue, Southampton as the 75th largest and the 59th most expensive of the 123 addresses on Walnut Avenue, Southampton, SO18.

Against the SO18 postcode district average, it is £17k less expensive than the typical property.

• Mansbridge Primary School

  300 m away
• Stoneham Park Primary Academy

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

  1.5 km away

• Saint George Catholic Voluntary Aided College Southampton

  1.0 km away
• Bitterne Park School

  1.4 km away
• Cantell School

  2.1 km away

• Swaythling

  |

  500 m away
• Southampton Airport Parkway

  |

  1.0 km away
• St Denys

  |

  2.6 km away

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