5 The Mount Square London NW3 6SY

This site has had 2 applications since 2024: 1 approved, 0 refused.

• 2023/2434/L Withdrawn

  5 The Mount Square London NW3 6SY

  Replacement of two first and second-floor single-glazed Crittall casement windows facing rear lightwell with double-glazed windows of similar design..

  Decided 10 May 2024 Heritage and listed buildings

1. 1 Sep 2025

   Received by Camden

2. 21 Oct 2025

   Decision issued: Granted

3. 9 Aug 2026

   Added to PlanIndex

Camden granted permission on 21 October 2025, 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.

Listed building consent is needed for works that affect the special interest of a listed building, and carrying out such works without it is a criminal offence. More in our guide to planning application types.

• 5 The Mount Square London NW3 6SY

  2023/2434/L 0m away

  Replacement of two first and second-floor single-glazed Crittall casement windows facing rear lightwell with double-glazed windows of similar design..

  Withdrawn Heritage and listed buildings Windows or glazing

• 16 The Mount London NW3 6SZ

  2017/6737/P 17m away

  Erection of bay window to ground floor side elevation, rear extensions at ground and second floor, side extensions at first & second floor, extension to roof terrace and extension to roof to create third floor and alterations to openings

  Withdrawn Full applications Extension Windows or glazing

• 3 The Mount Square London NW3 6SU

  2010/2420/L 21m away

  Alterations to increase the height of the existing chimney stack, retile the existing slate roof and alterations to external windows and doors, as well as associated internal refurbishment works to single dwelling house (Class C3).

  Granted Heritage and listed buildings Roofing Windows or glazing
  Domestic

• 3 The Mount Square London NW3 6SU

  2010/2400/P 21m away

  Alterations to increase the height of the existing chimney stack and associated alterations to single dwelling house (Class C3).

  Granted Full applications
  Domestic

• Old Grove House 26 Hampstead Grove London NW3 6SP

  2014/7478/T 22m away

  DD - FRONT OF BUILDING - 1 x Lime - Fell - DD

  Granted Trees

• Old Grove House 26 Hampstead Grove London NW3 6SP

  2021/0165/T 22m away

  DD 5 Day Notice REAR GARDEN: 1 x Lime - Fell to ground level and grind stump.

  Granted Trees

• 2026/0825/L Granted

  88 Frognal London NW3 6XB

  Discharge of condition 4 (a) Plan, elevation and section drawings of all new internal doors at a scale of 1:10 with typical moulding and architrave details at a scale of 1:1. b) Plan, elevation and section drawings, including jambs, head and cill, of all new windows and doors, including garage doors and windows, at a scale of 1:10 with typical glazing bar details at 1:1) of 2025/3436/L (External works comprising demolition of existing conservatory and erection of single-storey ground floor extension; demolition of existing garage and erection of replacement garage; alterations and repairs to roof; repair and minor alterations to building facade; provision of new hard and soft landscaping. Interior works comprising general remodelling works; minor changes to planform and openings; installation of new mechanical and electrical services throughout)

  2 Mar 2026 Heritage and listed buildings
• 2026/2946/L Awaiting decision

  Flat 1, 73 Eton Avenue London NW3 3EU

  Replacement of existing defective rear lean-to conservatory with a new slimline powder-coated aluminium framed conservatory with clear double glazing, on the exact same footprint as existing.

  3 Sep 2026 Heritage and listed buildings
• 2026/3754/L Awaiting decision

  10 Great Ormond Street London Camden WC1N 3RB

  Coversion of 3 flats into 4 and internal alterations to the listed building

  2 Sep 2026 Heritage and listed buildings
• 2026/2194/L Withdrawn

  Dunboyne Road Estate Dunboyne Road London NW3 2YY

  Installation of Air Source and Water Source Heat Pumps in basement car park with associated acoustic and security enclosures; installation of PV Panels on roof of Blocks 1, 2 and 3; removal of existing gas boilers and associated plant; installation of a new estate-wide heating network including Heat Interface Units, radiators, pipework and associated infrastructure to serve Flats 1-71; excavation of trenches and installation of below-ground heating, water and electrical infrastructure; and associated ancillary works.

  29 May 2026 Heritage and listed buildings
• 2026/3773/L Awaiting decision

  47 Kelly Street London NW1 8PG

  Replacement of concrete roof tiles with slate roof tiles (Retrospective)

  28 Aug 2026 Heritage and listed buildings