Gregory House 48 Mecklenburgh Square London WC1N 2NU

1. 2 Jun 2026

   Received by Camden

2. 9 Jun 2026

   Validated

   Checked as complete and ready for consideration.

3. 24 Jul 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 4 August 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Camden took a median of 42 days over the applications it decided in the last year.

This application is with Camden for determination, against a statutory target of eight weeks. Over the last year Camden decided full applications in a median of 56 days. More in our guide to how long planning decisions take.

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.

• 49 Mecklenburgh Square London WC1N 2NY

  2014/1060/P 50 yards away

  Addition of door to north-west elevation, alterations to eastern wall and removal of rooflights to north-west extension approved under planning permission 2013/3092/P dated 02/08/2013.

  Granted Full applications Extension Loft or dormer

• Coram 49 Mecklenburgh Square London WC1N 2QA

  2013/3092/P 50 yards away

  Conversion of existing undercroft space at the eastern end of Gregory House and erection of a single-storey extension to the north west elevation to provide additional office space for existing building (Class B1)

  Granted Full applications Extension
  Small domestic

• 47 Mecklenburgh Square London WC1N 2AJ

  2019/0832/L Submitted 11 Feb 2019 50 yards away

  Repair and restoration to the first floor balcony

  Granted Heritage and listed buildings 8 docs

• 47 Mecklenburgh Square London WC1N 2AJ

  2021/4518/L 50 yards away

  Replacement of a metal gas pipe on the lower ground floor

  Granted Heritage and listed buildings

• 47 Mecklenburgh Square London Camden WC1N 2AJ

  2022/3077/L 50 yards away

  Replacement of a metal gas pipe on the lower ground floor

  Granted Heritage and listed buildings

• Coram Car Park Thomas Coram Centre 49 Mecklenburgh Square London WC1N 2AJ

  2024/5527/T 50 yards away

  (TPO REF: C265 2001) CORAM CAR PARK: 1 x London Plane (T21) - Reduce each crown by approx. 3m - 5m in height and spread to create a more compact tree and reduce wind loading. This reduction is part of an on-going management plan of the trees due to the infection of the Massaria.

  Refused Trees

• 2026/0369/P Granted

  Railway embankment and land west of 49 Adelaide Road London NW3 3QB

  Installation of a new DNO (Distribution Network Operator) cabinet and erection secure access gate to Adelaide Road, erection of staircase to railway embankment, associated works.

  Received 17 Jul, published by the council 24 Jul 2026 Full applications
• 2026/3694/P Granted

  19 Charterhouse Street London EC1N 6RA

  Details pursuant to condition 19 (external lighting) of planning permission 2025/1683/P, granted subject to a legal agreement on 05/06/2026, for remodelling, refurbishment and extensions (including 3 additional storeys) of the existing building to provide Use Class E (commercial, retail/restaurant and jewellery workspace) and associated landscaping and facade works.

  Received 27 Aug, published by the council 5 Sep 2026 Full applications
• 2026/3904/P Granted

  14 Templewood Avenue London NW3 7XA

  Details pursuant to Condition 5 (Tree protection measures) of planning permission 2026/2315/P dated 10/08/2026 for "Erection of an orangery/outbuilding in the rear garden."

  Received 9 Sep, published by the council 11 Sep 2026 Full applications
• 2025/2002/P Granted

  11 Doughty Street London WC1N 2PL

  Change of use from office (Class E) to residential to form a single-family dwelling (Class C3); associated internal and external alterations

  Received 9 May, published by the council 22 Jul 2026 Full applications
• 2026/3551/P Granted

  19 Charterhouse Street London EC1N 6RA

  Details pursuant to condition 21 (Details of gates/barriers onto Charterhouse Street) of planning permission 2025/1683/P, granted subject to a legal agreement on 05/06/2026, for remodelling, refurbishment and extensions (including 3 additional storeys) of the existing building to provide Use Class E (commercial, retail/restaurant and jewellery workspace) and associated landscaping and facade works.

  Received 19 Aug, published by the council 22 Aug 2026 Full applications