Flat 41, Sumner House has an Energy Performance Rating (EPC) of E. This is based on the most recent assessment, dated 18 Mar 2010.

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

According to HM Land Registry, Flat 41, Sumner House was last sold on 21st March 2013 for £158,995 and was recorded as a leasehold flat.

The property has only had this single sale since 1995.

Since March 2013, the market for similar properties has risen by 68.9%.

• Sold Mar 2013£158,995

According to the Land Registry and our network of Estate Agents, there have been 64 sales of properties similar to Flat 41, Sumner House within a radius of 220 metres since 2011.

The most recent example is Flat 203, Maestro Apartments 55, Violet Road, London, E3 3FW, a leasehold flat which sold for £112,000 on the 28th November 2025.

Read more about house prices in E3.

• Sold Nov 2025£112,000 | 2 Bed FlatFlat 203, Maestro Apartments 55, Violet Road, London, E3 3FWFlat 203, Maestro Apartments 55, Violet Road, London, E3 3FW
• Sold May 2025£180,000 | 2 Bed FlatFlat 3, Sumner House, Watts Grove, London, E3 3RBFlat 3, Sumner House, Watts Grove, London, E3 3RB
• Sold Oct 2024£255,000 | 2 Bed FlatFlat 2, 42, Violet Road, London, E3 3QGFlat 2, 42, Violet Road, London, E3 3QG
• Sold Mar 2024£255,000 | 2 Bed FlatFlat 70, Bracken House, Devons Road, London, E3 3RGFlat 70, Bracken House, Devons Road, London, E3 3RG
• Sold Feb 2024£330,000 | 2 Bed FlatFlat 3, 2, Violet Road, London, E3 3QHFlat 3, 2, Violet Road, London, E3 3QH
• Sold May 2023£210,000 | 1 Bed FlatFlat 14, Bracken House, Devons Road, London, E3 3RGFlat 14, Bracken House, Devons Road, London, E3 3RG
• Sold Mar 2023£220,000 | 2 Bed FlatFlat 53, Sumner House, Watts Grove, London, E3 3RBFlat 53, Sumner House, Watts Grove, London, E3 3RB
• Sold Feb 2023£220,000 | 2 Bed FlatFlat 22, Sumner House, Watts Grove, London, E3 3RBFlat 22, Sumner House, Watts Grove, London, E3 3RB
• Sold Nov 2022£330,000 | 2 Bed FlatFlat 16, Bracken House, Devons Road, London, E3 3RGFlat 16, Bracken House, Devons Road, London, E3 3RG
• Sold Aug 2022£282,500 | 2 Bed FlatFlat 21, Bracken House, Devons Road, London, E3 3RGFlat 21, Bracken House, Devons Road, London, E3 3RG
• Sold Mar 2022£275,000 | 2 Bed FlatFlat 36, Sumner House, Watts Grove, London, E3 3RBFlat 36, Sumner House, Watts Grove, London, E3 3RB
• Sold Oct 2021£265,500 | 1 Bed FlatFlat 24, Bracken House, Devons Road, London, E3 3RGFlat 24, Bracken House, Devons Road, London, E3 3RG
• Sold Jul 2021£159,230 | 2 Bed FlatFlat 30, Sumner House, Watts Grove, London, E3 3RBFlat 30, Sumner House, Watts Grove, London, E3 3RB
• Sold Aug 2019£250,000 | 1 Bed FlatFlat 48, Sumner House, Watts Grove, London, E3 3RBFlat 48, Sumner House, Watts Grove, London, E3 3RB
• Sold Nov 2018£300,000 | 2 Bed FlatFlat 61, Bracken House, Devons Road, London, E3 3RGFlat 61, Bracken House, Devons Road, London, E3 3RG
• Sold Mar 2018£354,000 | 2 Bed FlatFlat 7, Sumner House, Watts Grove, London, E3 3RBFlat 7, Sumner House, Watts Grove, London, E3 3RB
• Sold Jun 2017£288,000 | 2 Bed FlatFlat 37, Sumner House, Watts Grove, London, E3 3RBFlat 37, Sumner House, Watts Grove, London, E3 3RB
• Sold Apr 2014£211,000 | 1 Bed FlatFlat 30, Bracken House, Devons Road, London, E3 3RGFlat 30, Bracken House, Devons Road, London, E3 3RG
• Sold Feb 2013£165,000 | 1 Bed FlatFlat 57, Sumner House, Watts Grove, London, E3 3RBFlat 57, Sumner House, Watts Grove, London, E3 3RB
• Sold Apr 2011£137,500 | 2 Bed FlatFlat 35, Sumner House, Watts Grove, London, E3 3RBFlat 35, Sumner House, Watts Grove, London, E3 3RB

Watts Grove, London, E3 has a total of 175 addresses. According to our analysis of all the public data, Flat 41, Sumner House is the 125th largest and the 134th most expensive property on the street.

When compared to the postcode district it is £179k less expensive than the average property in E3.

• The Clara Grant Primary School

  200 m away
• St Saviour's Church of England Primary School

  400 m away
• Manorfield Primary School

  500 m away

• Langdon Park Community School

  700 m away
• Bow School

  800 m away
• Central Foundation Girls' School

  1.0 km away

• Devons Road

  |

  300 m away
• Langdon Park

  |

  600 m away
• Bromley-by-Bow

  |

  800 m away

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