3 The Mount London NW3 6SZ

This site has had 23 applications since 2012: 20 approved, 2 refused.

• 2023/4539/T Granted

  3 The Mount London NW3 6SZ

  FRONT GARDEN: 1 x Magnolia (T6) - Crown reduction of 2m - 2.5m length reduction.

  Decided 10 Nov 2023 Trees
• 2023/4376/T Granted

  3 The Mount London NW3 6SZ

  SIDE GARDEN: 1 x Lime (T1) - Prune to previous points of reduction, equal to a crown reduction of 3m - 4m. REAR GARDEN: 4 x Limes (T2, T3, T4 & T5) - Prune to previous points of reduction, equal to a crown reduction of 3m - 4m.

  Decided 9 Nov 2023 Trees
• 2020/1676/T Granted

  3 The Mount London NW3 6SZ

  REAR GARDEN: 5 x Limes (T1 - T5) - Cyclical pollarding to remove all live branches, 2.5 - 3m length reduction, entire canopy .

  Decided 30 Apr 2020 Trees
• 2018/3904/T Granted

  3 The Mount London NW3 6SZ

  FRONT GARDEN: 1 x Magnolia - cut back to property boundary

  Decided 31 Aug 2018 Trees
• 2018/3884/T Granted

  3 The Mount London NW3 6SZ

  FRONT GARDEN: 1 x Magnolia (T1) - Thin crown to remove approximately 10% of live branches to improve light and air penetration through crown. Most thinning cuts will be between 1 and 2 centimeters in diameter. Reduce crown spread by approximately 0.5-1 meter to enhance natural form. Clean to remove all dead, diseased and broken branches 2 centimeters in diameter and larger throughout crown to improve health and appearance and reduce risk of branch failure

  Decided 15 Aug 2018 Trees
• 2017/0898/T Granted

  3 The Mount London NW3 6SZ

  (TPO REF. 9H- G1) REAR GARDEN: 4 x Limes (T2-5) - reduce height and spread of trees back to previous points. SIDE GARDEN: 1 x Lime (T1) - repollard

  Decided 11 May 2017 Trees
• 2014/6067/P Granted

  3 The Mount London NW3 6SZ

  Discharge of conditions 4 (trellis specifications) & 5 b (timber gate details and closing mechanism) granted under application dated 28/10/13 (ref: 2013/2715/P) for demolition garage, works to boundary and alterations to outbuilding

  Decided 1 Dec 2015 Full applications
• 2015/6325/P Granted

  3 The Mount London NW3 6SZ

  Details of layout and means of enclosure of the flat roof of the studio building required by condition 5a of planning permission dated 28/03/2013 reference 2013/2715/P for demolition of garage at upper ground level and installation of a new timber sliding gate plus timber trellis to rear boundary, erection of railings including planter to Studio roof perimeters; installation of window and timber cladding to studio outbuilding, ancillary to dwelling house (Class C3).

  Decided 25 Nov 2015 Full applications
• 2015/1065/P Refused

  3 The Mount London NW3 6SZ

  Details of condition 4 (scheme for evergreen planting) required by planning permission reference 2013/2715/P dated 28/10/13. (for Demolition of garage at upper ground level and installation of a new timber sliding gate plus timber trellis to rear boundary, erection of railings including planter to Studio roof perimeters; installation of window and timber cladding to studio outbuilding, ancillary to dwelling house)

  Decided 29 Jun 2015 Full applications
• 2015/1047/T Granted

  3 The Mount London NW3 6SZ

  (TPO REF 9H) REAR GARDEN: 4 x Lime - Reduce by 25% and thin crown by 15%

  Decided 2 Apr 2015 Trees

1. 11 Oct 2012

   Decision issued: Granted

2. 22 Jul 2026

   Added to PlanIndex

Camden granted permission on 11 October 2012, 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.

• 3 The Mount London NW3 6SZ

  2020/1676/T 0m away

  REAR GARDEN: 5 x Limes (T1 - T5) - Cyclical pollarding to remove all live branches, 2.5 - 3m length reduction, entire canopy .

  Granted Trees

• 3 The Mount London NW3 6SZ

  2014/1020/L 0m away

  Works in association with alteration to reduce the size of rear glass box at ground floor level.

  Granted Heritage and listed buildings

• 3 The Mount London NW3 6SZ

  2015/6325/P 0m away

  Details of layout and means of enclosure of the flat roof of the studio building required by condition 5a of planning permission dated 28/03/2013 reference 2013/2715/P for demolition of garage at upper ground level and installation of a new timber sliding gate plus timber trellis to rear boundary, erection of railings including planter to Studio roof perimeters; installation of window and timber cladding to studio outbuilding, ancillary to dwelling house (Class C3).

  Granted Full applications Demolition Windows or glazing
  Small domestic

• 3 The Mount London NW3 6SZ

  2013/2715/P 0m away

  Demolition of garage at upper ground level and installation of a new timber sliding gate plus timber trellis to rear boundary, erection of railings including planter to Studio roof perimeters; installation of window and timber cladding to studio outbuilding, ancillary to dwelling house (Class C3)

  Granted Full applications Demolition Windows or glazing
  Small domestic

• 3 The Mount London NW3 6SZ

  2012/3463/P 0m away

  Rebuilding of the boundary wall to the front elevation using reclaimed bricks, installation of metal railings and new gate and piers with arched lamp stand, all associated with the use as residential dwelling (Class C3).

  Granted Full applications
  Small domestic

• 3 The Mount London NW3 6SZ

  2017/0898/T 0m away

  (TPO REF. 9H- G1) REAR GARDEN: 4 x Limes (T2-5) - reduce height and spread of trees back to previous points. SIDE GARDEN: 1 x Lime (T1) - repollard

  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