9 Belsize Park Mews London NW3 5BL

This site has had 5 applications since 2013: 3 approved, 1 refused.

• 2017/4439/P Granted

  9 Belsize Park Mews London NW3 5BL

  Details of natural slate sample required by condition 3 of 2016/5863/P dated 02/02/2017 for replacement of existing sedum green roof with zinc cladding on the flat roof and natural slates on the rear roofslope.

  Decided 16 Aug 2017 Full applications
• 2016/5863/P Granted

  9 Belsize Park Mews London NW3 5BL

  Replacement of existing sedum green roof with zinc cladding on the flat roof and natural slates on the rear roofslope.

  Decided 2 Feb 2017 Full applications
• 2015/5238/P Granted

  9 Belsize Park Mews, London, NW3 5BL

  Installation of three vent pipes on roof

  Decided 3 Nov 2015 Full applications
• 2013/2506/P Refused

  9 Belsize Park Mews London NW3 5BL

  Erection of additional floor at second floor level, to include green roof, 2 x roof lights to rear roof slope, 2 x balustrades to front elevation of single dwelling house (Class C3).

  Decided 25 Jun 2013 Full applications

1. 5 Mar 2013

   Decision issued: Withdrawn Decision

2. 22 Jul 2026

   Added to PlanIndex

The applicant withdrew this application before Camden decided it, and is free to submit a revised scheme at any time. 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.

• 9 Belsize Park Mews London NW3 5BL

  2017/4439/P 50 yards away

  Details of natural slate sample required by condition 3 of 2016/5863/P dated 02/02/2017 for replacement of existing sedum green roof with zinc cladding on the flat roof and natural slates on the rear roofslope.

  Granted Full applications

• 9 Belsize Park Mews London NW3 5BL

  2016/5863/P 50 yards away

  Replacement of existing sedum green roof with zinc cladding on the flat roof and natural slates on the rear roofslope.

  Granted Full applications

• 9 Belsize Park Mews, London, NW3 5BL

  2015/5238/P 50 yards away

  Installation of three vent pipes on roof

  Granted Full applications

• 9 Belsize Park Mews London NW3 5BL

  2013/2506/P 50 yards away

  Erection of additional floor at second floor level, to include green roof, 2 x roof lights to rear roof slope, 2 x balustrades to front elevation of single dwelling house (Class C3).

  Refused Full applications Loft or dormer
  Domestic

• 8 Belsize Park Mews London NW3 5BL

  2026/0307/P Submitted 27 Jan 2026 50 yards away

  88% historically approved · decision due ~13 Apr

  Erection of a single storey roof extension and alterations to the facade, insertion of new rooflights, ASHP, PV panels and associated works

  Awaiting decision Householder Extension Loft or dormer 26 docs
  Small domestic

• 10 Belsize Park Mews London NW3 5BL

  2020/5034/P Submitted 18 Nov 2020 50 yards away

  Erection of a single storey replacement rear extension; conversion of garage to habitable accommodation; alterations to fenestration including the insertion of rooflights to the flat roof, rendering of part of front and rear façade; and associated landscaping works including resurfacing and bin store to the front of the property.

  Granted Householder Extension Loft or dormer +1 10 docs
  Small domestic

• 2026/0990/P Refused

  1 Bleeding Heart Yard & 19 Greville Street London EC1N 8SJ

  Change of use from office space and restaurant use (Class E) and members club (Sui Generis) to affordable workspace and restaurant use (Class E) and 1 x residential unit on the third and fourth floors (Class C3). Erection of a two-storey roof extension across 19 Greville Street and 1 Bleeding Heart Yard, including alterations at second-floor level to the interior courtyard elevation, ground-floor fenestration changes, and a roof terrace for the associated residential unit.

  Received 26 Mar, published by the council 24 Jul 2026 Full applications
• 2026/3044/P Granted

  London Irish Centre 50-52 Camden Square London NW1 9XB

  Details to discharge Condition 25 Part A (Air Quality Monitoring) of planning permission ref. 2020/1481/P dated 17/05/24 for 'Redevelopment of site to provide new and reconfigured community centre and ancillary residential accommodation (Class D1/ D2) involving alterations to retained buildings at No's. 50, 51 and 52 Camden Square including replacement of two storey 'link' building; demolition of Murray Street and Murray Mews buildings and replacement with part-three / part-four storey building (plus basement level) with second and third floor terraces and new entrance; associated landscaping and cycle parking'.

  Received 20 Jul, published by the council 2 Aug 2026 Full applications
• 2026/4338/P Awaiting decision

  32 Willoughby Road London NW3 1RU

  Details to discharge condition 6 (tree protection methods) of planning permission 2025/4186/P granted 13/11/2025 for 'Demolition of existing two storey outrigger and replacement with part two-storey, part single storey rear extension, loft conversion with dormer and roof light to main roof at rear, new windows to flanking wall, replacement of existing windows and installation of a gate and fence to side'.

  Received 5 Oct, published by the council 9 Oct 2026 Full applications
• 2026/4141/P Awaiting decision

  24 Endell Street London WC2H 9HQ

  Relocation of three air conditioning condenser units to first floor roof, construction of an acoustic enclosure and other associated works.

  Received 5 Oct, published by the council 9 Oct 2026 Full applications
• 2026/3907/P Awaiting decision

  Flat 1 16 Lyndhurst Road London NW3 5NL

  External renovations to the front of the property, including works to the entry porch, steps, replacment front door, installation of metal railings to boundary wall and paving to front garden and erection of a glass roof to the side passage to create a bike shelter.

  Received 5 Oct, published by the council 9 Oct 2026 Full applications