33, William Square has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 12 Apr 2024.

The property is not connected to mains gas and has fully double glazed windows. It is heated using room heaters (electric).

The most recent sale of 33, William Square completed on 30th September 2022 at £506,000 and was recorded by HM Land Registry as a leasehold flat.

Since 1995 the property has sold 6 times.

Values of comparable properties have dropped by 19.4% over the period since September 2022.

• Sold Sep 2022£506,000
• Sold Oct 2018£485,000
• Sold May 2014£410,000

Since 2020 155 properties similar to 33, William Square have sold within a radius of 390 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 13th February 2026, was 21, William Square, London, SE16 5XJ, a leasehold flat which sold for £425,000.

Read more about house prices in SE16.

• Sold Feb 2026£425,000 | 2 Bed Flat21, William Square, London, SE16 5XJ21, William Square, London, SE16 5XJ
• Sold May 2025£332,500 | 2 Bed Flat4, Sophia Square, London, SE16 5XL4, Sophia Square, London, SE16 5XL
• Sold Jan 2025£328,000 | 2 Bed Flat31, William Square, London, SE16 5XJ31, William Square, London, SE16 5XJ
• Sold Aug 2024£465,000 | 2 Bed Flat9, Sophia Square, London, SE16 5XL9, Sophia Square, London, SE16 5XL
• Sold May 2024£467,500 | 2 Bed Flat1, Sophia Square, London, SE16 5XL1, Sophia Square, London, SE16 5XL
• Sold Mar 2024£375,000 | 2 Bed Flat26, Helena Square, London, SE16 5XP26, Helena Square, London, SE16 5XP
• Sold Feb 2024£325,000 | 2 Bed Flat18, Helena Square, London, SE16 5XP18, Helena Square, London, SE16 5XP
• Sold Apr 2023£315,000 | 2 Bed Flat13, William Square, London, SE16 5XJ13, William Square, London, SE16 5XJ
• Sold Sep 2022£492,500 | 2 Bed Flat32, Elizabeth Square, London, SE16 5XN32, Elizabeth Square, London, SE16 5XN
• Sold Jul 2022£360,000 | 2 Bed Flat13, Edward Square, London, SE16 5EE13, Edward Square, London, SE16 5EE
• Sold Jun 2022£422,500 | 2 Bed Flat10, Edward Square, London, SE16 5EE10, Edward Square, London, SE16 5EE
• Sold May 2022£470,000 | 2 Bed Flat1, Helena Square, London, SE16 5XP1, Helena Square, London, SE16 5XP
• Sold May 2022£475,000 | 2 Bed Flat33, Helena Square, London, SE16 5XP33, Helena Square, London, SE16 5XP
• Sold Jan 2022£320,000 | 2 Bed Flat11, Sophia Square, London, SE16 5XL11, Sophia Square, London, SE16 5XL
• Sold Jun 2021£455,000 | 2 Bed Flat33, Sophia Square, London, SE16 5XL33, Sophia Square, London, SE16 5XL
• Sold Apr 2021£420,000 | 2 Bed Flat3, William Square, London, SE16 5XJ3, William Square, London, SE16 5XJ
• Sold Oct 2020£470,000 | 2 Bed Flat4, Helena Square, London, SE16 5XP4, Helena Square, London, SE16 5XP
• Sold Sep 2020£435,000 | 2 Bed Flat39, William Square, London, SE16 5XJ39, William Square, London, SE16 5XJ
• Sold Mar 2020£475,000 | 2 Bed Flat23, Sophia Square, London, SE16 5XL23, Sophia Square, London, SE16 5XL
• Sold Feb 2020£440,000 | 2 Bed Flat32, Sophia Square, London, SE16 5XL32, Sophia Square, London, SE16 5XL

Of the 39 addresses on William Square, London, SE16, 33, William Square comes out as the 22nd largest and the 22nd most expensive in our analysis of the public data.

It is also £80k less expensive than the average property across the SE16 district.

• Peter Hills with St Mary's and St Paul's CofE Primary School

  300 m away
• Redriff Primary, City of London Academy

  600 m away
• Cyril Jackson Primary School

  700 m away

• Bacon's College

  600 m away
• Stepney All Saints Church of England Secondary School

  1.1 km away
• Bishop Challoner Catholic School

  1.2 km away

• Limehouse

  |

  600 m away
• Westferry

  |

  800 m away
• West India Quay

  |

  1.2 km away

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