40, O'Leary Square has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 21 Oct 2017.

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 40, O'Leary Square completed on 25th March 2022 at £120,000 and was recorded by HM Land Registry as a leasehold flat.

Since 1995 this is the property's only sale.

Values of comparable properties have risen by 13.2% over the period since March 2022.

• Sold Mar 2022£120,000

Since 2007 31 properties similar to 40, O'Leary Square have sold within a radius of 260 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 28th November 2025, was 48, O'Leary Square, London, E1 3AR, a leasehold flat which sold for £355,000.

Read more about house prices in E1.

• Sold Nov 2025£355,000 | 2 Bed Flat48, O'Leary Square, London, E1 3AR48, O'Leary Square, London, E1 3AR
• Sold Oct 2022£450,000 | 2 Bed FlatFlat 38, Collingwood House, Darling Row, London, E1 5RRFlat 38, Collingwood House, Darling Row, London, E1 5RR
• Sold Sep 2021£330,000 | 2 Bed Flat47, O'Leary Square, London, E1 3AR47, O'Leary Square, London, E1 3AR
• Sold Jun 2021£415,000 | 2 Bed Flat4, Key Close, London, E1 4HG4, Key Close, London, E1 4HG
• Sold Nov 2020£420,000 | 3 Bed FlatFlat 47, Dagobert House, Smithy Street, London, E1 3HWFlat 47, Dagobert House, Smithy Street, London, E1 3HW
• Sold Jul 2019£365,000 | 2 Bed Flat30, Wyllen Close, London, E1 4HQ30, Wyllen Close, London, E1 4HQ
• Sold Oct 2018£370,000 | 2 Bed Flat70, O'Leary Square, London, E1 3AR70, O'Leary Square, London, E1 3AR
• Sold Sep 2016£460,000 | 3 Bed FlatFlat 38, Colverson House, Lindley Street, London, E1 3BHFlat 38, Colverson House, Lindley Street, London, E1 3BH
• Sold Jun 2016£445,000 | 2 Bed Flat34, O'Leary Square, London, E1 3AR34, O'Leary Square, London, E1 3AR
• Sold Jun 2016£445,000 | 2 Bed Flat35, O'Leary Square, London, E1 3AR35, O'Leary Square, London, E1 3AR
• Sold Jun 2015£390,000 | 3 Bed FlatFlat 37, Jarman House, Jubilee Street, London, E1 3BLFlat 37, Jarman House, Jubilee Street, London, E1 3BL
• Sold Jul 2014£353,000 | 2 Bed Flat69, O'Leary Square, London, E1 3AR69, O'Leary Square, London, E1 3AR
• Sold May 2014£250,000 | 2 Bed FlatFlat 73, Ansell House, Mile End Road, London, E1 4UXFlat 73, Ansell House, Mile End Road, London, E1 4UX
• Sold Nov 2013£315,000 | 3 Bed FlatFlat 57, Colverson House, Lindley Street, London, E1 3BHFlat 57, Colverson House, Lindley Street, London, E1 3BH
• Sold Sep 2013£294,000 | 2 Bed Flat1, Wyllen Close, London, E1 4HQ1, Wyllen Close, London, E1 4HQ
• Sold Sep 2012£250,000 | 2 Bed FlatFlat 97, Ansell House, Mile End Road, London, E1 4UYFlat 97, Ansell House, Mile End Road, London, E1 4UY
• Sold Sep 2012£240,000 | 3 Bed FlatFlat 26, Colverson House, Lindley Street, London, E1 3BHFlat 26, Colverson House, Lindley Street, London, E1 3BH
• Sold Dec 2009£175,000 | 3 Bed Flat55, O'Leary Square, London, E1 3AR55, O'Leary Square, London, E1 3AR
• Sold Feb 2009£210,000 | 2 Bed FlatFlat 36, Ansell House, Mile End Road, London, E1 4UXFlat 36, Ansell House, Mile End Road, London, E1 4UX
• Sold Dec 2007£232,000 | 2 Bed Flat63, O'Leary Square, London, E1 3AR63, O'Leary Square, London, E1 3AR

Of the 82 addresses on O'Leary Square, London, E1, 40, O'Leary Square comes out as the 3rd largest and the 16th most expensive in our analysis of the public data.

It is also £150k less expensive than the average property across the E1 district.

• Stepney Park Primary School

  200 m away
• John Scurr Primary School

  200 m away
• Stewart Headlam Primary School

  500 m away

• Swanlea School

  500 m away
• Mulberry Stepney Green Mathematics and Computing College

  800 m away
• Bishop Challoner Catholic School

  800 m away

• Whitechapel

  |

  500 m away
• Stepney Green

  |

  500 m away
• Bethnal Green

  |

  600 m away

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