HM Land Registry records the plot of land for 103, Walnut Avenue, Southampton as measuring 146 m².

That makes it the 25th largest plot in the postcode, where 27 of the 32 other houses have recorded plot data.

103, Walnut Avenue, Southampton has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 27 May 2010.

The property is connected to mains gas and has mostly double glazing. It is heated using a boiler and radiators (mains gas).

The most recent sale of 103, Walnut Avenue, Southampton completed on 13th May 2011 at £146,000 and was recorded by HM Land Registry as a freehold house.

Since 1995 the property has sold 4 times.

Values of comparable properties have risen by 90.0% over the period since May 2011.

Since 2007 75 properties similar to 103, 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 28th January 2026, was 33, Robert Cecil Avenue, Southampton, SO18 2NB, a freehold house which sold for £290,000.

Read more about house prices in SO18.

• Sold Jan 2026£290,000 | 3 Bed House33, Robert Cecil Avenue, Southampton, SO18 2NB33, 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 Mar 2025£315,000 | 3 Bed House6, Pilgrim Place, Southampton, SO18 2LG6, Pilgrim Place, Southampton, SO18 2LG
• Sold Mar 2025£294,125 | 3 Bed House4, Friars Way, Southampton, SO18 2JU4, Friars Way, Southampton, SO18 2JU
• Sold Mar 2025£290,000 | 3 Bed House91, Walnut Avenue, Southampton, SO18 2QU91, Walnut Avenue, Southampton, SO18 2QU
• Sold Sep 2024£275,000 | 3 Bed House49, Monks Way, Southampton, SO18 2LR49, Monks Way, Southampton, SO18 2LR
• Sold May 2024£250,000 | 3 Bed House21, Howard Close, Southampton, SO18 2LJ21, Howard Close, Southampton, SO18 2LJ
• Sold Sep 2022£245,000 | 3 Bed House119, Walnut Avenue, Southampton, SO18 2QU119, Walnut Avenue, Southampton, SO18 2QU
• Sold Sep 2021£245,000 | 3 Bed House17, Octavia Road, Southampton, SO18 2ND17, Octavia Road, Southampton, SO18 2ND
• Sold Aug 2021£240,000 | 3 Bed House97, Walnut Avenue, Southampton, SO18 2QU97, Walnut Avenue, Southampton, SO18 2QU
• Sold Mar 2021£230,000 | 3 Bed House100, Walnut Avenue, Southampton, SO18 2QU100, Walnut Avenue, Southampton, SO18 2QU
• Sold Nov 2020£230,000 | 3 Bed House75, Mansbridge Road, Southampton, SO18 2NG75, Mansbridge Road, Southampton, SO18 2NG
• Sold Dec 2019£240,000 | 3 Bed House24, Wide Lane, Southampton, SO18 2HH24, Wide Lane, Southampton, SO18 2HH
• Sold Nov 2016£240,000 | 3 Bed House22, Wide Lane, Southampton, SO18 2HH22, Wide Lane, Southampton, SO18 2HH
• Sold Jul 2016£200,000 | 3 Bed House49, Robert Cecil Avenue, Southampton, SO18 2NB49, Robert Cecil Avenue, Southampton, SO18 2NB
• Sold Sep 2015£182,000 | 3 Bed House105, Walnut Avenue, Southampton, SO18 2QU105, Walnut Avenue, Southampton, SO18 2QU
• Sold May 2015£140,000 | 3 Bed House114, Walnut Avenue, Southampton, SO18 2QU114, Walnut Avenue, Southampton, SO18 2QU
• Sold Aug 2011£167,000 | 3 Bed House34, Claudeen Close, Southampton, SO18 2HQ34, Claudeen Close, Southampton, SO18 2HQ
• Sold Jul 2009£147,950 | 3 Bed House29, Claudeen Close, Southampton, SO18 2HQ29, Claudeen Close, Southampton, SO18 2HQ
• Sold Nov 2007£171,000 | 3 Bed House104, Walnut Avenue, Southampton, SO18 2QU104, Walnut Avenue, Southampton, SO18 2QU

Of the 123 addresses on Walnut Avenue, Southampton, SO18, 103, Walnut Avenue, Southampton comes out as the 15th largest and the 17th most expensive in our analysis of the public data.

It is also £19k more expensive than the average property across the SO18 district.

• Mansbridge Primary School

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

  1.5 km away
• Bassett Green Primary School

  1.5 km away

• Saint George Catholic Voluntary Aided College Southampton

  1.0 km away
• Bitterne Park School

  1.4 km away
• Cantell School

  2.0 km away

• Swaythling

  |

  500 m away
• Southampton Airport Parkway

  |

  1.1 km away
• St Denys

  |

  2.6 km away

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