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Planning application

3 The Mount London NW3 6SZ

Granted Camden 2012/4090/L Heritage and listed buildings

Works: Extension Demolition Windows or glazing

Permission granted. Work must normally begin within three years of the decision or the permission lapses.

Proposal

Demolition of existing extensions at rear ground floor level (utility room and kitchen link), the enlargement of the existing kitchen extension and the erection of new glass extension at rear ground floor level, replacement of garage door and replacement glazing to studio.

As published by the council, reference 2012/4090/L

Application record

Reference
2012/4090/L
Category
Heritage and listed buildings
Status
Final Decision
Decision
Granted
Decided
11 Oct 2012
Postcode
NW3 6SZ

Site history

Applications at this address on the Camden register

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
  • 2018/3884/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
  • 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
  • 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

Timeline

Dates from the published record

  1. 11 Oct 2012

    Decision issued: Granted

  2. 22 Jul 2026

    Added to PlanIndex

What this grant of permission means

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.

About heritage and listed building applications

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.

Nearby applications

Within 0.3 miles

  • 3 The Mount London NW3 6SZ

    2020/1676/T 50 yards 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 50 yards 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 50 yards 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 50 yards 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 50 yards 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 50 yards 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

In Camden

  • 2026/1141/L Granted

    25 John Street London WC1N 2BS

    Internal and external alterations to partition layout at basement, supporting structures and external ground level, and alterations to design of conservatory, windows and doors granted under listed building consent 2024/0338/L dated 06/08/2024.

    Received 26 Mar, published by the council 24 Jul 2026 Heritage and listed buildings
  • 2025/1781/L Granted

    Frognal Rise House Lower Terrace London NW3 6RE

    Demolition of existing garage and interlinking gallery and replacement with new garage and garden room with link, new basement floor below garden, alterations to main house including replacement windows including reinstated oriel window and new French doors to entrance elevation, new roofing to side wing, new portico and replacement door to front elevation, enlargement of existing lightwell, replacement gates and canopy over entrance gate, restorations of boundary treatments, associated internal alterations including partial underpinning works and other minor alterations.

    Received 22 Apr, published by the council 22 Jul 2026 Heritage and listed buildings
  • 2026/4129/L Awaiting decision

    6 Leverton Street London NW5 2PJ

    Strip out kitchen including floor tiles and replace; replace plumbing and flooring in rear ensuite; replace plumbing in front ensuite and WC; replace internal doors; replace garden wall with metal railing; replace 3 rear windows, 3 rear elevation side windows, 1 rear door and 1 rear elevation side door with double-glazed crittal windows and doors; remove 2 rear windows; render rear elevation brickwork; and associated works.

    Received 1 Oct, published by the council 9 Oct 2026 Heritage and listed buildings
  • 2026/1686/L Granted

    Flat Ground and 1st Floor and Flat 2nd and 3rd Floor 14 Downshire Hill London NW3 1NR

    External and internal alterations in connection with conversion of two self-contained flats into a single-family dwellinghouse, including new doors at rear ground and second floor level, replacement windows at rear second and third floors level, removal of internal partitions, extending the stair handrail, and replacement internal doors, parquet flooring, skirting, architraves, cornicing, and fittings.

    Received 19 May, published by the council 24 Jul 2026 Heritage and listed buildings
  • 2026/2202/L Refused

    4 Hampstead Square London NW3 1AB

    Erection of conservatory to front elevation.

    Received 27 May, published by the council 24 Jul 2026 Heritage and listed buildings