18 Perrin's Lane London NW3 1QY

This site has had 2 applications since 2023: 2 approved, 0 refused.

• 2022/4829/L Granted

  18 Perrin's Lane London NW3 1QY

  Retention of existing single storey extension and erection of new ground floor rear extension with internal modifications to accommodate new bathroom, pantry space and new sash windows. Internal cosmetic redecoration and maintenance to ground, first and second floor.

  Decided 24 Jan 2023 Heritage and listed buildings

1. 24 Jan 2023

   Decision issued: Granted

2. 22 Jul 2026

   Added to PlanIndex

Camden granted permission on 24 January 2023, 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.

• 11 Perrin's Lane London NW3 1QY

  2010/5288/P 0m away

  Renewal of planning permission granted 13/12/2007 (ref: 2007/4232/P) for the erection of a second floor extension over existing flat roof to dwelling house (Class C3).

  Granted Full applications Extension
  Domestic

• 3 Heath Street London NW3 6TP

  2015/1292/A 18m away

  Display of fascia lettering, one projecting sign and one menu sign, all internally illuminated.

  Granted

• 6 Heath Street London NW3 6TE

  2012/3978/P 19m away

  Use of basement and ground floors as retail (Class A1).

  Granted Full applications

• 6 Heath Street London NW3 6TE

  2012/6895/P 19m away

  Installation of new shop front to retail shop (Class A1).

  Granted Full applications Windows or glazing

• 95 Fitzjohn's Avenue London NW3 6NX

  2015/6003/P 21m away

  Reconfiguration of existing external front access staircase to form new bin store

  Granted Full applications

• 95 Fitzjohn's Avenue London NW3 6NX

  2015/3093/P 21m away

  Alterations to front fenestration including replacement of timber balustrade at front second floor level with metal railings. Replacement of part of front boundary wall with metal railings.

  Granted Full applications Windows or glazing
  Small domestic

• 2026/2471/P Granted

  Flat A 26 Eton Avenue London NW3 3HL

  Proposed elevational alterations to side and rear of the garden flat.

  15 Jun 2026 Full applications
• 2026/2467/P Granted

  42 Mornington Terrace London Camden NW1 7RT

  Replacement door and window at lower ground floor level to rear outrigger and installation of sandstone steps in rear garden.

  12 Jun 2026 Full applications
• 2026/2424/P Granted

  British Museum Great Russell Street London WC1B 3DG

  Details of SUDS system evidence required by Condition 10 of planning permission ref 2023/1848/P dated 17/07/2024 for Erection of new two storey building, plus basement and associated works to provide plant and welfare accommodation ancillary to the Museum following demolition of existing building and two storey structures on East Road (to the rear of 9-11 Montague Street and 43 Russell Square)

  11 Jun 2026 Full applications
• 2026/3888/P Awaiting decision

  Unit A, Ground Floor West 3-5 Bleeding Heart Yard London EC1N 8SJ

  Replace solid metal ground floor entrance door with glazed entrance door (Retrospective).

  9 Sep 2026 Full applications
• 2026/3903/P Awaiting decision

  2 Fellows Road London NW3 3LP

  Details pursuant to Condition 4 (Materials Details) of planning permission ref. 2026/2123/P (dated 21/07/2026) for: Amalgamation of existing two flats into one single dwellinghouse (Class C3); garage conversion to habitable space; infill extension at front lower ground and ground floors; minor changes to fenestration at rear; erection of copper roof extension with rooflight to existing rear extension; replacement terrace railings; installation of rooflight to main roof; new front boundary railings and gates; refurbishment of front steps; rear garden landscaping works; and associated exterior alterations.

  9 Sep 2026 Full applications