12, Colby Street, Southampton has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 25 Nov 2025.

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

12, Colby Street, Southampton last changed hands on 13th March 2020, selling for £169,000. The transaction was logged as a leasehold flat by HM Land Registry.

In total it has sold twice since 1995.

The market for similar properties has dropped by 4.6% since March 2020.

Land Registry records and our Estate Agent network show 82 sales of comparable properties within 430 metres of 12, Colby Street, Southampton since 2014.

Most recently, 23, Charles Arden Close, Southampton, SO16 4HS, a leasehold flat, sold at £200,000 on the 7th April 2026.

Read more about house prices in SO16.

• Sold Apr 2026£200,000 | 2 Bed Flat23, Charles Arden Close, Southampton, SO16 4HS23, Charles Arden Close, Southampton, SO16 4HS
• Sold Oct 2025£120,000 | 2 Bed Flat20B, Charles Arden Close, Southampton, SO16 4HS20B, Charles Arden Close, Southampton, SO16 4HS
• Sold Aug 2025£140,000 | 2 Bed Flat22, Wilroy Gardens, Southampton, SO16 9WF22, Wilroy Gardens, Southampton, SO16 9WF
• Sold Jun 2025£187,500 | 2 Bed Flat18, Wilroy Gardens, Southampton, SO16 9WF18, Wilroy Gardens, Southampton, SO16 9WF
• Sold Feb 2025£230,150 | 2 Bed Flat54, Wilroy Gardens, Southampton, SO16 9WF54, Wilroy Gardens, Southampton, SO16 9WF
• Sold Oct 2024£80,000 | 2 Bed Flat20, Charles Arden Close, Southampton, SO16 4HS20, Charles Arden Close, Southampton, SO16 4HS
• Sold Jul 2023£195,000 | 2 Bed Flat55, Wilroy Gardens, Southampton, SO16 9WF55, Wilroy Gardens, Southampton, SO16 9WF
• Sold Sep 2022£200,000 | 2 Bed Flat20, Colby Street, Southampton, SO16 9RT20, Colby Street, Southampton, SO16 9RT
• Sold Feb 2022£175,000 | 2 Bed Flat54, Colby Street, Southampton, SO16 9RT54, Colby Street, Southampton, SO16 9RT
• Sold Oct 2021£165,000 | 2 Bed Flat10, Colby Street, Southampton, SO16 9RT10, Colby Street, Southampton, SO16 9RT
• Sold Dec 2020£169,000 | 2 Bed Flat15, Wilroy Gardens, Southampton, SO16 9WF15, Wilroy Gardens, Southampton, SO16 9WF
• Sold Oct 2019£171,500 | 2 Bed Flat52, Colby Street, Southampton, SO16 9RT52, Colby Street, Southampton, SO16 9RT
• Sold Sep 2019£174,500 | 2 Bed Flat18, Colby Street, Southampton, SO16 9RT18, Colby Street, Southampton, SO16 9RT
• Sold Feb 2019£180,000 | 2 Bed Flat50, Colby Street, Southampton, SO16 9RT50, Colby Street, Southampton, SO16 9RT
• Sold Oct 2018£165,000 | 2 Bed Flat15, Colby Street, Southampton, SO16 9RT15, Colby Street, Southampton, SO16 9RT
• Sold Feb 2018£170,000 | 2 Bed Flat9, Colby Street, Southampton, SO16 9RT9, Colby Street, Southampton, SO16 9RT
• Sold Mar 2017£170,000 | 2 Bed Flat14, Colby Street, Southampton, SO16 9RT14, Colby Street, Southampton, SO16 9RT
• Sold Mar 2017£174,000 | 2 Bed Flat23, Colby Street, Southampton, SO16 9RT23, Colby Street, Southampton, SO16 9RT
• Sold Nov 2015£177,000 | 2 Bed Flat45, Colby Street, Southampton, SO16 9RT45, Colby Street, Southampton, SO16 9RT
• Sold Dec 2014£155,000 | 2 Bed Flat24, Colby Street, Southampton, SO16 9RT24, Colby Street, Southampton, SO16 9RT

Our analysis of the public data ranks 12, Colby Street, Southampton as the 80th largest and the 89th most expensive of the 124 addresses on Colby Street, Southampton, SO16.

Against the SO16 postcode district average, it is £100k less expensive than the typical property.

• Newlands Primary School

  700 m away
• Fairisle Infant and Nursery School

  900 m away
• Fairisle Junior School

  900 m away

• Oasis Academy Lord's Hill

  300 m away
• Regents Park Community College

  1.3 km away
• Redbridge Community School

  1.6 km away

• Redbridge

  |

  2.0 km away
• Millbrook (Hants)

  |

  2.7 km away
• Totton

  |

  2.7 km away

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