16 -17 Warren Street London W1T 5LP

This site has had 5 applications since 2011: 5 approved, 0 refused.

• 2012/0129/L Granted

  16 -17 Warren Street London W1T 5LP

  Internal and external works associated with the erection of a mansard roof extension with front dormer windows and two rear roof terraces to create 1 x 2 bed and 1 x 1 bed maisonettes (Use Class C3).

  Decided 5 Jul 2012 Heritage and listed buildings
• 2011/0560/L Granted

  16 -17 Warren Street London W1T 5LP

  Amendment to listed building consent 2008/3788/L comprising removal of a dormer at rear elevation and internal alterations.

  Decided 9 Mar 2012 Heritage and listed buildings
• 2012/0127/P Granted

  16 -17 Warren Street London W1T 5LP

  Amendments to planning permission ref: 2008/3765/P (as amended by 2011/0559/P granted 12/01/2012) for the erection of a mansard roof extension with front dormer windows and two rear roof terraces to create one self-contained 2 bedroom mainsonnette at 3rd and 4th floor level, namely to install 2 x roof lights on mansard and to subdivide the 2 bed maisonette into 1 x 2 bed and 1 x 1bed maisonettes (Use Class C3).

  Decided 5 Mar 2012 Full applications
• 2010/6843/L Granted

  16 -17 Warren Street London W1T 5LP

  Submission of details of new doors, architraves, stairs and handrails on the third floor pursuant to conditions 3(a) and (b) of Listed Building Consent dated 04/11/2008 (ref: 2008/3788/L) for (alterations and extensions including erection of a mansard roof extension with front and rear dormer windows and a roof terrace to create one self-contained two bedroom flat).

  Decided 2 Feb 2011 Heritage and listed buildings

1. 12 Jan 2012

   Decision issued: Granted Subject to a Section 106 Legal Agreement

2. 22 Jul 2026

   Added to PlanIndex

1 later application on the register refers to this one:

• 2012/0127/P Granted

  16 -17 Warren Street London W1T 5LP

  Amendments to planning permission ref: 2008/3765/P (as amended by 2011/0559/P granted 12/01/2012) for the erection of a mansard roof extension with front dormer windows and two rear roof terraces to create one self-contained 2 bedroom mainsonnette at 3rd and 4th floor level, namely to install 2 x roof lights on mansard and to subdivide the 2 bed maisonette into 1 x 2 bed and 1 x 1bed maisonettes (Use Class C3).

  Decided 5 Mar 2012 Full applications

Camden granted permission on 12 January 2012, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

• 16 -17 Warren Street London W1T 5LP

  2010/6843/L 0m away

  Submission of details of new doors, architraves, stairs and handrails on the third floor pursuant to conditions 3(a) and (b) of Listed Building Consent dated 04/11/2008 (ref: 2008/3788/L) for (alterations and extensions including erection of a mansard roof extension with front and rear dormer windows and a roof terrace to create one self-contained two bedroom flat).

  Granted Heritage and listed buildings Extension Loft or dormer +1

• 16 -17 Warren Street London W1T 5LP

  2012/0127/P 0m away

  Amendments to planning permission ref: 2008/3765/P (as amended by 2011/0559/P granted 12/01/2012) for the erection of a mansard roof extension with front dormer windows and two rear roof terraces to create one self-contained 2 bedroom mainsonnette at 3rd and 4th floor level, namely to install 2 x roof lights on mansard and to subdivide the 2 bed maisonette into 1 x 2 bed and 1 x 1bed maisonettes (Use Class C3).

  Granted Full applications Extension Loft or dormer +1

• 16 -17 Warren Street London W1T 5LP

  2012/0129/L 0m away

  Internal and external works associated with the erection of a mansard roof extension with front dormer windows and two rear roof terraces to create 1 x 2 bed and 1 x 1 bed maisonettes (Use Class C3).

  Granted Heritage and listed buildings Extension Loft or dormer +1

• 16 -17 Warren Street London W1T 5LP

  2011/0560/L 0m away

  Amendment to listed building consent 2008/3788/L comprising removal of a dormer at rear elevation and internal alterations.

  Granted Heritage and listed buildings Loft or dormer

• Offices And Premises At 1st Floor 161 Whitfield Street London W1T 5ET

  2024/0856/P 8m away

  91% historically approved

  Change of use of first floor from office (Class E) to 1 bed flat (Class C3).

  Awaiting decision Full applications

• 15A Warren Street London W1T 5LN

  2011/0003/L 8m away

  Installation of georgian style shop front and sash window to front elevation of ground floor shop (Class A1)

  Withdrawn Heritage and listed buildings Windows or glazing

• 2026/3833/P Awaiting decision

  Flat 1st And 2nd Floor 326 Kentish Town Road London NW5 2TH

  Erection of a replacement single storey rear infill extension and alterations to main roof.

  9 Sep 2026 Full applications
• 2025/3733/P Granted

  164 Malden Road London NW5 4BS

  Proposed first-storey rear and front extensions,creation of front lightwell.

  26 Aug 2025 Full applications
• 2026/3474/P Awaiting decision

  240 Haverstock Hill London NW3 2AE

  Retrospective application for the retention of the existing kitchen extraction system, including associated external ductwork, extraction plant and discharge flue.

  8 Sep 2026 Full applications
• 2026/3876/P Awaiting decision

  Blocks A, B & C Melrose Apartments 6 Winchester Road London NW3 3JJ

  Removal of the majority of the existing external facing cladding and materials and installation of replacement cladding and materials to external elevations of Blocks A, B and C, and other associated works.

  8 Sep 2026 Full applications
• 2026/3871/P Awaiting decision

  5 Bacon's Lane London N6 6BL

  Details purusant to Conditions 4 (Green Roof), 5 (PV Panels), 8 (Material Details), and 12 (ASHP & Ventilation) of planning permission ref. 2024/4297/P, dated 14/05/2025 (as amended by ref. 2025/5398/P, dated 10/12/2025) for: Demolition of the existing dwellinghouse and erection of replacement two-storey detached single dwellinghouse.

  8 Sep 2026 Full applications