HM Land Registry records the plot of land for 14, Walnut Avenue, Southampton as measuring 285 m².

That makes it the 4th largest plot in the postcode, where 24 of the 26 other houses have recorded plot data.

14, Walnut Avenue, Southampton has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 23 Jul 2015.

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

The most recent sale of 14, Walnut Avenue, Southampton completed on 30th September 2010 at £129,000 and was recorded by HM Land Registry as a freehold house.

Since 1995 this is the property's only sale.

Values of comparable properties have risen by 88.4% over the period since September 2010.

• Sold Sep 2010£129,000

Since 2007 38 properties similar to 14, Walnut Avenue, Southampton have sold within a radius of 830 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 9th December 2025, was 5, Robert Cecil Avenue, Southampton, SO18 2NB, a freehold house which sold for £290,000.

Read more about house prices in SO18.

• Sold Dec 2025£290,000 | 4 Bed House5, Robert Cecil Avenue, Southampton, SO18 2NB5, Robert Cecil Avenue, Southampton, SO18 2NB
• Sold Sep 2025£300,000 | 3 Bed House15C, Willis Road, Southampton, SO16 2NS15C, Willis Road, Southampton, SO16 2NS
• Sold Aug 2024£385,000 | 4 Bed House27, Phillimore Road, Southampton, SO16 2NQ27, Phillimore Road, Southampton, SO16 2NQ
• Sold Jul 2024£280,000 | 4 Bed House25, Phillimore Road, Southampton, SO16 2NQ25, Phillimore Road, Southampton, SO16 2NQ
• Sold Jan 2024£313,500 | 4 Bed House8, Willis Road, Southampton, SO16 2NT8, Willis Road, Southampton, SO16 2NT
• Sold Sep 2023£315,000 | 3 Bed House1, Eric Meadus Close, Southampton, SO18 2HX1, Eric Meadus Close, Southampton, SO18 2HX
• Sold Aug 2021£318,000 | 3 Bed House26, Bassett Green Road, Southampton, SO16 3DH26, Bassett Green Road, Southampton, SO16 3DH
• Sold Mar 2021£285,000 | 4 Bed House12C, Farmery Close, Southampton, SO18 2JX12C, Farmery Close, Southampton, SO18 2JX
• Sold Nov 2020£335,000 | 3 Bed House30, Willis Road, Southampton, SO16 2NT30, Willis Road, Southampton, SO16 2NT
• Sold Oct 2019£240,000 | 4 Bed House3, Farmery Close, Southampton, SO18 2JX3, Farmery Close, Southampton, SO18 2JX
• Sold Nov 2018£290,000 | 3 Bed House4, Bassett Green Road, Southampton, SO16 3DH4, Bassett Green Road, Southampton, SO16 3DH
• Sold Nov 2018£288,000 | 3 Bed House12, Friars Way, Southampton, SO18 2JU12, Friars Way, Southampton, SO18 2JU
• Sold Nov 2018£249,500 | 4 Bed House6, Capon Close, Southampton, SO18 2LH6, Capon Close, Southampton, SO18 2LH
• Sold Dec 2016£262,000 | 4 Bed House28, Wide Lane, Southampton, SO18 2HH28, Wide Lane, Southampton, SO18 2HH
• Sold Nov 2016£240,000 | 3 Bed House22, Wide Lane, Southampton, SO18 2HH22, Wide Lane, Southampton, SO18 2HH
• Sold Oct 2016£310,000 | 3 Bed House32, Willis Road, Southampton, SO16 2NT32, Willis Road, Southampton, SO16 2NT
• Sold Nov 2015£275,000 | 3 Bed House2A, Bassett Green Road, Southampton, SO16 3DH2A, Bassett Green Road, Southampton, SO16 3DH
• Sold Jul 2015£195,000 | 4 Bed House42, Walnut Avenue, Southampton, SO18 2HT42, Walnut Avenue, Southampton, SO18 2HT
• Sold May 2011£146,000 | 3 Bed House103, Walnut Avenue, Southampton, SO18 2QU103, Walnut Avenue, Southampton, SO18 2QU
• Sold Mar 2007£215,000 | 4 Bed House14, Wide Lane, Southampton, SO18 2HH14, Wide Lane, Southampton, SO18 2HH

Of the 123 addresses on Walnut Avenue, Southampton, SO18, 14, Walnut Avenue, Southampton comes out as the 8th largest and the 5th most expensive in our analysis of the public data.

It is also £47k more expensive than the average property across the SO18 district.

• 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

The flood risk here is rated Very Low, based on Environment Agency data.