13 Chalcot Square London NW1 8YA

This site has had 9 applications since 2010: 7 approved, 2 refused.

• 2013/5964/L Granted

  13 Chalcot Square London NW1 8YA

  Details pursuant to conditions 2 (detailing) & 3 (structural engineering) of listed building consent 2010/1149/L dated 22/06/2010 (Internal alterations associated with the conversion of two existing residential flats at first, second and third floor levels to provide a single five bedroom maisonette).

  Decided 26 Feb 2014 Heritage and listed buildings
• 2013/1946/L Granted

  13 Chalcot Square London NW1 8YA

  Erection of lower ground floor rear extension, installation of new windows to the rear elevation at lower ground and ground floor level and replacement of double doors and Juliet balcony with window at first floor level together with alterations to the internal layout (Class C3).

  Decided 2 Sep 2013 Heritage and listed buildings
• 2013/1394/P Granted

  13 Chalcot Square London NW1 8YA

  Erection of lower ground floor rear extension, installation of new windows to the rear elevation at lower ground and ground floor level and replacement of double doors and Juliet balcony with window at first floor level together with alterations to the internal layout (Class C3).

  Decided 2 Sep 2013 Full applications
• 2013/1942/L Refused

  13 Chalcot Square London NW1 8YA

  External and internal alterations associated with erection of single storey rear extension at first floor level, replacement of Juliet balcony with window and alterations to existing rear windows at ground and first floor level to residential flat (Class C3).

  Decided 9 Aug 2013 Heritage and listed buildings
• 2013/1393/P Refused

  13 Chalcot Square London NW1 8YA

  Single storey rear extension at first floor level, replacement of Juliet balcony with window and alterations to existing rear windows at ground and first floor level to residential flat (Class C3).

  Decided 9 Aug 2013 Full applications
• 2010/1149/L Granted

  13 Chalcot Square London NW1 8YA

  Internal alterations associated with the conversion of two existing residential flats at first, second and third floor levels to provide a single five bedroom maisonette.

  Decided 22 Jun 2010 Heritage and listed buildings
• 2010/1147/P Granted

  13 Chalcot Square London NW1 8YA

  Excavation of front extension to basement level residential flat (Class C3).

  Decided 13 May 2010 Full applications
• 2010/1152/L Granted

  13 Chalcot Square London NW1 8YA

  Excavation of front extension to basement level residential flat (Class C3). including associated internal works at basement and ground floor levels.

  Decided 13 May 2010 Heritage and listed buildings

1. 22 Jun 2010

   Decision issued: Granted

2. 22 Jul 2026

   Added to PlanIndex

Camden granted permission on 22 June 2010, 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.

• Maisonette Ground 1st 2nd And 3rd Floor 13 Chalcot Square London NW1 8YA

  2026/1086/L Submitted 12 Mar 2026 50 yards away

  Repair of unoriginal windows with new double glazed panes, replacement of windows with new heritage detailed timber framed double glazed units, one new window to the rear facade, alterations to the internal layout of the property, refurbishment of the floor and wall finishes and restoration works to the front and rear facades and front forecourt.

  Granted Heritage and listed buildings Windows or glazing 2 docs

• 13 Chalcot Square London NW1 8YA

  2013/1946/L 50 yards away

  Erection of lower ground floor rear extension, installation of new windows to the rear elevation at lower ground and ground floor level and replacement of double doors and Juliet balcony with window at first floor level together with alterations to the internal layout (Class C3).

  Granted Heritage and listed buildings Extension Windows or glazing

• 13 Chalcot Square London NW1 8YA

  2010/1147/P 50 yards away

  Excavation of front extension to basement level residential flat (Class C3).

  Granted Full applications Extension

• 13 Chalcot Square London NW1 8YA

  2013/1942/L 50 yards away

  External and internal alterations associated with erection of single storey rear extension at first floor level, replacement of Juliet balcony with window and alterations to existing rear windows at ground and first floor level to residential flat (Class C3).

  Refused Heritage and listed buildings Extension Windows or glazing
  Small domestic

• 13 Chalcot Square London NW1 8YA

  2013/5964/L 50 yards away

  Details pursuant to conditions 2 (detailing) & 3 (structural engineering) of listed building consent 2010/1149/L dated 22/06/2010 (Internal alterations associated with the conversion of two existing residential flats at first, second and third floor levels to provide a single five bedroom maisonette).

  Granted Heritage and listed buildings New dwelling

• 13 Chalcot Square London NW1 8YA

  2013/1393/P 50 yards away

  Single storey rear extension at first floor level, replacement of Juliet balcony with window and alterations to existing rear windows at ground and first floor level to residential flat (Class C3).

  Refused Full applications Extension Windows or glazing
  Small domestic

• 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