4, Union Park has an Energy Performance Rating (EPC) of B. This is based on the most recent assessment, dated 18 May 2021.

The property is not connected to mains gas and has fully double glazed windows. It is heated using electric underfloor heating.

4, Union Park last changed hands on 18th September 2007, selling for £250,000. 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 risen by 38.3% since September 2007.

Land Registry records and our Estate Agent network show 95 sales of comparable properties within 290 metres of 4, Union Park since 2015.

Most recently, Flat 3, 11, Lambarde Square, London, SE10 9GF, a leasehold flat, sold at £435,000 on the 29th August 2025.

Read more about house prices in SE10.

• Sold Aug 2025£435,000 | 2 Bed FlatFlat 3, 11, Lambarde Square, London, SE10 9GFFlat 3, 11, Lambarde Square, London, SE10 9GF
• Sold May 2025£400,000 | 2 Bed FlatFlat 28, Sailacre House, Woolwich Road, London, SE10 0JDFlat 28, Sailacre House, Woolwich Road, London, SE10 0JD
• Sold Feb 2025£385,000 | 2 Bed Flat3, Union Park, London, SE10 0JA3, Union Park, London, SE10 0JA
• Sold Jun 2024£325,000 | 2 Bed FlatFlat 11, 11, Lambarde Square, London, SE10 9GFFlat 11, 11, Lambarde Square, London, SE10 9GF
• Sold Nov 2023£455,000 | 2 Bed FlatFlat 21, 11, Lambarde Square, London, SE10 9GFFlat 21, 11, Lambarde Square, London, SE10 9GF
• Sold Aug 2023£440,000 | 2 Bed FlatFlat 1, 11, Lambarde Square, London, SE10 9GFFlat 1, 11, Lambarde Square, London, SE10 9GF
• Sold Mar 2023£487,500 | 2 Bed FlatFlat 4, 4, Lambarde Square, London, SE10 9GBFlat 4, 4, Lambarde Square, London, SE10 9GB
• Sold Nov 2022£452,250 | 2 Bed FlatFlat 7, 11, Lambarde Square, London, SE10 9GFFlat 7, 11, Lambarde Square, London, SE10 9GF
• Sold Sep 2022£450,000 | 2 Bed FlatFlat 28, 8, Lambarde Square, London, SE10 9GBFlat 28, 8, Lambarde Square, London, SE10 9GB
• Sold Jul 2022£118,750 | 2 Bed FlatFlat 6, 8, Lambarde Square, London, SE10 9GBFlat 6, 8, Lambarde Square, London, SE10 9GB
• Sold May 2022£482,500 | 2 Bed FlatFlat 27, 9, Hazel Lane, London, SE10 9FZFlat 27, 9, Hazel Lane, London, SE10 9FZ
• Sold Feb 2022£555,000 | 2 Bed FlatFlat 36, 8, Lambarde Square, London, SE10 9GBFlat 36, 8, Lambarde Square, London, SE10 9GB
• Sold Oct 2021£190,000 | 2 Bed FlatFlat 10, 8, Lambarde Square, London, SE10 9GBFlat 10, 8, Lambarde Square, London, SE10 9GB
• Sold Mar 2021£390,000 | 2 Bed FlatFlat 16, 8, Lambarde Square, London, SE10 9GBFlat 16, 8, Lambarde Square, London, SE10 9GB
• Sold Mar 2020£422,000 | 2 Bed Flat112, Calvert Road, London, SE10 0DF112, Calvert Road, London, SE10 0DF
• Sold May 2019£426,000 | 2 Bed Flat19, Union Park, London, SE10 0JA19, Union Park, London, SE10 0JA
• Sold Jul 2018£142,000 | 2 Bed FlatFlat 20, Sailacre House, Woolwich Road, London, SE10 0JDFlat 20, Sailacre House, Woolwich Road, London, SE10 0JD
• Sold May 2017£440,000 | 2 Bed Flat23, Union Park, London, SE10 0JA23, Union Park, London, SE10 0JA
• Sold Nov 2015£432,500 | 2 Bed Flat26, Union Park, London, SE10 0JA26, Union Park, London, SE10 0JA
• Sold Aug 2015£404,000 | 2 Bed Flat46, Union Park, London, SE10 0JA46, Union Park, London, SE10 0JA

Our analysis of the public data ranks 4, Union Park as the 39th largest and the 39th most expensive of the 56 addresses on Union Park, London, SE10.

Against the SE10 postcode district average, it is £164k less expensive than the typical property.

• Halstow Primary School

  300 m away
• St Joseph's Catholic Primary School

  400 m away
• Christ Church Church of England Primary School

  400 m away

• The John Roan School

  800 m away
• George Green's School

  1.3 km away
• Leigh Academy Blackheath

  1.5 km away

• Westcombe Park

  |

  500 m away
• Maze Hill

  |

  600 m away
• Charlton

  |

  1.4 km away

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