23, Duddington Close has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 21 Feb 2026.

The property is connected to mains gas and has fully double glazed windows. It is heated using community scheme.

According to the Land Registry and our network of Estate Agents, there have been 29 sales of properties similar to 23, Duddington Close within a radius of 500 metres since 2009.

The most recent example is 25, Horley Road, London, SE9 4LE, a leasehold flat which sold for £144,000 on the 6th October 2025.

Read more about house prices in SE9.

• Sold Oct 2025£144,000 | 2 Bed Flat25, Horley Road, London, SE9 4LE25, Horley Road, London, SE9 4LE
• Sold Jul 2025£250,000 | 2 Bed Flat30, Lions Close, London, SE9 4HG30, Lions Close, London, SE9 4HG
• Sold Feb 2025£210,000 | 2 Bed Flat31, Lions Close, London, SE9 4HG31, Lions Close, London, SE9 4HG
• Sold Aug 2023£180,000 | 2 Bed Flat70, Charminster Road, London, SE9 4BT70, Charminster Road, London, SE9 4BT
• Sold May 2023£260,000 | 2 Bed Flat5, Lonsdale Close, London, SE9 4HF5, Lonsdale Close, London, SE9 4HF
• Sold Aug 2022£198,000 | 2 Bed Flat118, Lambscroft Avenue, London, SE9 4PQ118, Lambscroft Avenue, London, SE9 4PQ
• Sold Jan 2022£208,000 | 1 Bed Flat19, Lions Close, London, SE9 4HG19, Lions Close, London, SE9 4HG
• Sold Sep 2021£240,000 | 1 Bed FlatFlat 1, 92, Charminster Road, London, SE9 4BWFlat 1, 92, Charminster Road, London, SE9 4BW
• Sold Sep 2021£235,000 | 2 Bed Flat73, Charminster Road, London, SE9 4BU73, Charminster Road, London, SE9 4BU
• Sold Jul 2021£225,000 | 2 Bed Flat26, Lions Close, London, SE9 4HG26, Lions Close, London, SE9 4HG
• Sold Jun 2021£230,000 | 2 Bed Flat39, Harting Road, London, SE9 4JP39, Harting Road, London, SE9 4JP
• Sold Mar 2021£220,000 | 2 Bed FlatFlat 16, Bushey House, Charlesfield, London, SE9 4PPFlat 16, Bushey House, Charlesfield, London, SE9 4PP
• Sold Jul 2020£238,000 | 2 Bed Flat32, Lions Close, London, SE9 4HG32, Lions Close, London, SE9 4HG
• Sold Aug 2017£215,000 | 2 Bed Flat58, Charminster Road, London, SE9 4BT58, Charminster Road, London, SE9 4BT
• Sold Dec 2016£216,000 | 2 Bed Flat152, Charminster Road, London, SE9 4BW152, Charminster Road, London, SE9 4BW
• Sold Jul 2016£225,000 | 2 Bed Flat28, Lions Close, London, SE9 4HG28, Lions Close, London, SE9 4HG
• Sold Dec 2015£190,000 | 2 Bed Flat22, Duddington Close, London, SE9 4JD22, Duddington Close, London, SE9 4JD
• Sold Jul 2014£161,000 | 2 Bed Flat38, Lions Close, London, SE9 4HG38, Lions Close, London, SE9 4HG
• Sold Sep 2011£115,000 | 2 Bed Flat11, Wicks Close, London, SE9 4HE11, Wicks Close, London, SE9 4HE
• Sold May 2009£85,000 | 2 Bed Flat15, Lions Close, London, SE9 4HG15, Lions Close, London, SE9 4HG

Duddington Close, London, SE9 has a total of 57 addresses. According to our analysis of all the public data, 23, Duddington Close is the 40th largest and the 40th most expensive property on the street.

When compared to the postcode district it is £254k less expensive than the average property in SE9.

• St Vincent's Catholic Primary School

  300 m away
• Marvels Lane Primary School

  400 m away
• Elmstead Wood Primary School

  600 m away

• Haberdashers' Knights Academy

  1.6 km away
• Bullers Wood School

  2.2 km away
• Eltham Hill School

  2.6 km away

• Grove Park

  |

  1.2 km away
• Elmstead Woods

  |

  1.3 km away
• Mottingham

  |

  1.5 km away

According to data from the Environment Agency, the flood risk in this area is considered to be Very Low.