Flat 3, 21, Dean Street has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 09 Nov 2018.

The property is connected to mains gas and has fully double glazed windows. It is heated using Boiler and underfloor heating, mains gas.

Flat 3, 21, Dean Street last changed hands on 14th May 2004, selling for £912,500. The transaction was logged as a leasehold flat by HM Land Registry.

In total it has sold twice since 1995.

• Sold May 2004£912,500
• Sold Aug 1999£531,500

Land Registry records and our Estate Agent network show 9 sales of comparable properties within 290 metres of Flat 3, 21, Dean Street across the last 2 years.

Most recently, Flat 17, 49, Hanway Street, London, W1T 1AY, a leasehold flat, sold at £2,149,999 on the 22nd November 2024.

Read more about house prices in W1.

• Sold Nov 2024£2,149,999 | 3 Bed FlatFlat 17, 49, Hanway Street, London, W1T 1AYFlat 17, 49, Hanway Street, London, W1T 1AY
• Sold Dec 2022£2,050,000 | 3 Bed FlatFlat 15, 49, Hanway Street, London, W1T 1AYFlat 15, 49, Hanway Street, London, W1T 1AY
• Sold May 2018£1,900,000 | 3 Bed FlatFlat 14, 49, Hanway Street, London, W1T 1AYFlat 14, 49, Hanway Street, London, W1T 1AY

•Nearby is defined as the radius comprising the nearest 2,000 addresses.

Agents in our network have reported 2 lettings within 290 metres of Flat 3, 21, Dean Street across the last 2 years.

The newest of these is Flat 1, 31, D'Arblay Street, London, W1F 8ES, a leasehold flat let by Maplewood Property in September 2025.

• 
  Let agreed Sep 2025£ Undisclosed | FlatFlat 1, 31, D'Arblay Street, London, W1F 8ESFlat 1, 31, D'Arblay Street, London, W1F 8ES
• 
  Let agreed Jun 2025£ Undisclosed | FlatFlat 3, 31, D'Arblay Street, London, W1F 8ESFlat 3, 31, D'Arblay Street, London, W1F 8ES

•Nearby is defined as the radius comprising the nearest 2,000 addresses.

Our analysis of the public data ranks Flat 3, 21, Dean Street as the 22nd largest and the 21st most expensive of the 113 addresses on Dean Street, London, W1.

Against the W1 postcode district average, it is £106k less expensive than the typical property.

• Soho Parish CofE Primary School

  300 m away
• All Souls CofE Primary School

  700 m away
• St Josephs Catholic Primary School

  800 m away

• The St Marylebone CofE School

  1.6 km away
• Maria Fidelis Catholic School FCJ

  1.7 km away
• Westminster City School

  1.9 km away

• Tottenham Court Road (Elizabeth line)

  |

  200 m away
• Tottenham Court Road

  |

  300 m away
• Leicester Square

  |

  400 m away

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