55 Monmouth Street London Camden WC2H 9DG

This site has had 2 applications since 2026.

• 2026/4115/L Awaiting decision

  55 Monmouth Street London Camden WC2H 9DG

  Installation of an external air conditioning condenser unit in rear lightwell with associated acoustic lining to lightwell walls

  Submitted 18 Sep 2026 Heritage and listed buildings

1. 18 Sep 2026

   Received by Camden

2. 22 Sep 2026

   Validated

   Checked as complete and ready for consideration.

3. 24 Sep 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 17 November 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.

• 55 Monmouth Street London WC2H 9DG

  2021/1216/L 50 yards away

  Installation of a magnetic lock to the street gates

  Granted Heritage and listed buildings

• 53-55 Monmouth Street & 2 Ching Court London WC2H 9DG

  2020/1248/L 50 yards away

  Installation of non-opening external rear door at ground floor level

  Granted Heritage and listed buildings

• 55 Monmouth Street London WC2H 9DG

  2020/4257/A 50 yards away

  Display of 1 x non-illuminated projecting sign.

  Granted

• 53-55 Monmouth Street & 2 Ching Court London WC2H 9DG

  2020/0406/P 50 yards away

  Installation of non-opening external rear door at ground floor level

  Granted Full applications

• 55 Monmouth Street London WC2H 9DG

  2020/4253/L 50 yards away

  Display of 1 x non-illuminated projecting sign.

  Granted Heritage and listed buildings

• 55 Monmouth Street London Camden WC2H 9DG

  2026/4115/L Submitted 18 Sep 2026 50 yards away

  96% historically approved · decision due ~17 Nov

  Installation of an external air conditioning condenser unit in rear lightwell with associated acoustic lining to lightwell walls

  Awaiting decision Heritage and listed buildings

• 2026/1196/P Refused

  30-32 Fordwych Road London NW2 3TG

  Replace all existing single-glazed timber windows with double glazed uPVC windows.

  Received 25 Mar, published by the council 24 Jul 2026 Full applications
• 2026/2826/P Granted

  Flat 3 27 Lyndhurst Road London NW3 5PB

  Erection of garden shed in the rear garden

  Received 7 Jul, published by the council 24 Jul 2026 Full applications
• 2026/4069/P Awaiting decision

  Flat 1st And 2nd Floor 529b Finchley Road London NW3 7BG

  Details to discharge conditions 4 (cycle store) and 5 (bin store) of planning permission 2026/1695/P granted 03/09/2026 for the 'Change of use from a 5-bedroom/5-person HMO (Class C4) to an 8-bedroom/8-person HMO (Sui generis) and the erection of a rear dormer and installation of two front and two rear rooflights associated with a loft conversion, and the erection of bin and cycle stores in the rear garden'.

  Received 21 Sep, published by the council 24 Sep 2026 Full applications
• 2026/4041/P Awaiting decision

  Pavement o/s The Parade, Regents Plaza Kilburn High Road London NW6 5TR

  New Communications Kiosk with defibrillator.

  Received 18 Sep, published by the council 24 Sep 2026 Full applications
• 2026/3469/P Granted

  1st Floor Flat 126 Cleveland Street London W1T 6PQ

  Installation of a single gas pipe riser to the north-east side of the front elevation (retrospective).

  Received 12 Aug, published by the council 16 Aug 2026 Full applications