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Planning application

Boncara 35 Templewood Avenue London NW3 7UY

Granted Camden 2025/3690/P Variation or Removal of Condition(s)

Works: Extension

Relates to 2024/5652/P

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

Proposal

Variation of Condition 6 (preventing use of ASHP for cooling) of planning permission 2024/5652/P (dated 14/07/2025) for removal of existing curved roof and canopy to eastern wing, extension at first floor level of east wing, installation of plant and ASHP and refurbishment of listed swimming pool; namely, to allow the use of the ASHP for cooling

As published by the council, reference 2025/3690/P

Application record

Reference
2025/3690/P
Type
Variation or Removal of Condition(s)
Status
Final Decision
Decision
Granted
Received
21 Aug 2025
Validated
4 Sep 2025
Decided
28 Oct 2025
Ward
Frognal
Decision by
Delegated
Postcode
NW3 7UY

Site history

Applications at this address on the Camden register

This site has had 9 applications since 2018: 7 approved, 2 refused.

  • 2024/1593/T Granted

    Boncara 35 Templewood Avenue London NW3 7UY

    ON STREET AT SIDE: 1 x London Plane (T3) - Prune back on the south side only to an overhang over the site of not less than 1.5m. REAR GARDEN: 1 x Honey Locust (Gleditsia triacanthos) (T5) - Fell to ground level including stump. 1 x Gum (T6) - Fell to ground level including stump. 1 x Gum (T7) - Fell to ground level including stump.

    Decided 16 May 2024 Trees
  • 2024/1588/T Granted

    Boncara 35 Templewood Avenue London NW3 7UY

    (TPO REF:16H-T42) FRONT GARDEN: 1 x English Oak (T2) - Prune to the proposed crown line indicated on plan would entail cuts of no more than 100mm diameter; prune to suitable side growth not less than one-third of the diameter of the parent branch.

    Decided 16 May 2024 Trees
  • 2020/1115/L Granted

    Boncara 35 Templewood Avenue London NW3 7UY

    Demolition of existing dwelling house and erection of new 3 storey single dwelling house with basement. Refurbishment of retained Listed swimming pool. Creation of a new vehicular access to proposed basement level via West Heath Road. Associated landscaping including reinstatement of earth mound around retained swimming pool building.

    Decided 16 Jun 2022 Heritage and listed buildings
  • 2020/1025/P Granted

    Boncara 35 Templewood Avenue London NW3 7UY

    Demolition of existing dwelling house and erection of new 3 storey single dwelling house with basement. Refurbishment of retained Listed swimming pool. Creation of a new vehicular access to proposed basement level via West Heath Road. Associated landscaping including reinstatement of earth mound around retained swimming pool building.

    Decided 16 Jun 2022 Full applications
  • 2018/1295/P Refused

    Boncara 35 Templewood Avenue London NW3 7UY

    Demolition and relocation of the Grade II listed swimming pool to the north west of the garden, associated excavation of the garden level and ground floor/basement infill extension to the house.

    Decided 4 Sep 2019 Full applications
  • 2017/4498/P Granted

    Boncara 35 Templewood Avenue London NW3 7UY

    Excavation of new basement level; erection of 2 storey extension to south east corner of the site to join the south and east wings; erection of new lift/stairwell to the eastern elevation of the south wing up to third floor level, extension of south wing 3rd floor level; installation of car lift to east elevation; refurbishment of listed swimming pool and associated landscaping.

    Decided 11 Jun 2018 Full applications
  • 2017/4549/L Granted

    Boncara 35 Templewood Avenue London NW3 7UY

    Excavation of new basement level; erection of 2 storey extension to south east corner of the site to join the south and east wings; erection of new lift/stairwell to the eastern elevation of the south wing up to third floor level, extension of south wing 3rd floor level; installation of car lift to east elevation; refurbishment of listed swimming pool and associated landscaping.

    Decided 11 Jun 2018 Heritage and listed buildings
  • 2018/3816/L Refused

    Boncara 35 Templewood Avenue London NW3 7UY

    Demolition and relocation of the Grade II listed swimming pool to the north west of the garden, associated excavation of the garden level and ground floor/basement infill extension to the house.

    Decided 4 Sep 2019 Heritage and listed buildings

Timeline

Dates from the published record

  1. 21 Aug 2025

    Received by Camden

  2. 4 Sep 2025

    Validated

    Checked as complete and ready for consideration.

  3. 28 Oct 2025

    Decision issued: Granted

  4. 9 Aug 2026

    Added to PlanIndex

Cases linked to this one on the register

  • 2024/5652/P Granted

    Boncara 35 Templewood Avenue London Camden NW3 7UY

    Removal of existing curved roof form and open metal canopy to eastern wing. Erection of extension at first floor level to eastern wing. Installation of plant and ASHP within existing sunken garden area. Refurbishment and works to retained Listed swimming pool to enable re-use as swimming pool. Associated landscaping including reinstatement of earth mound around retained swimming pool building.

    Decided 14 Jul 2025 Full applications

Documents

Plans, drawings, consultee responses and the officer's report

6 documents on file for this application

A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.

Watch members (£5 a month) open the document list from here.

Open the documents

What this grant of permission means

Camden granted permission on 28 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.

About amendment applications

An amendment application makes limited changes to a permission that already exists; anything beyond modest adjustment needs a fresh application. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • Boncara 35 Templewood Avenue London Camden NW3 7UY

    2024/2910/P 50 yards away

    Replacement of all external windows (with bronze aluminium framed windows); two proposed windows to the west elevation

    Granted Full applications Windows or glazing
  • Boncara 35 Templewood Avenue London NW3 7UY

    2020/1115/L 50 yards away

    Demolition of existing dwelling house and erection of new 3 storey single dwelling house with basement. Refurbishment of retained Listed swimming pool. Creation of a new vehicular access to proposed basement level via West Heath Road. Associated landscaping including reinstatement of earth mound around retained swimming pool building.

    Granted Heritage and listed buildings Demolition
    Domestic
  • Boncara 35 Templewood Avenue London NW3 7UY

    2024/1593/T Submitted 22 Apr 2024 50 yards away

    ON STREET AT SIDE: 1 x London Plane (T3) - Prune back on the south side only to an overhang over the site of not less than 1.5m. REAR GARDEN: 1 x Honey Locust (Gleditsia triacanthos) (T5) - Fell to ground level including stump. 1 x Gum (T6) - Fell to ground level including stump. 1 x Gum (T7) - Fell to ground level including stump.

    Granted Trees 4 docs
  • Boncara 35 Templewood Avenue London NW3 7UY

    2024/1588/T Submitted 22 Apr 2024 50 yards away

    (TPO REF:16H-T42) FRONT GARDEN: 1 x English Oak (T2) - Prune to the proposed crown line indicated on plan would entail cuts of no more than 100mm diameter; prune to suitable side growth not less than one-third of the diameter of the parent branch.

    Granted Trees 4 docs
  • Boncara 35 Templewood Avenue London NW3 7UY

    2017/4498/P 50 yards away

    Excavation of new basement level; erection of 2 storey extension to south east corner of the site to join the south and east wings; erection of new lift/stairwell to the eastern elevation of the south wing up to third floor level, extension of south wing 3rd floor level; installation of car lift to east elevation; refurbishment of listed swimming pool and associated landscaping.

    Granted Full applications Extension
  • Boncara 35 Templewood Avenue London NW3 7UY

    2017/4549/L 50 yards away

    Excavation of new basement level; erection of 2 storey extension to south east corner of the site to join the south and east wings; erection of new lift/stairwell to the eastern elevation of the south wing up to third floor level, extension of south wing 3rd floor level; installation of car lift to east elevation; refurbishment of listed swimming pool and associated landscaping.

    Granted Heritage and listed buildings Extension

In Camden

  • 2026/1139/P Granted

    25 John Street London WC1N 2BS

    Alterations to design of conservatory, windows and doors approved under planning permission 2024/0312/P dated 06/08/2024.

    Received 26 Mar, published by the council 24 Jul 2026 Amendments
  • 2026/4266/P Awaiting decision

    Unit 3A Camden Wharf London 28 Jamestown Road NW1 7BY

    Variation of the planning permission dated 15.3.1999 (Registered No PE9700702R3) for the redevelopment of the eastern part of the site by the erection of a four-storey building for mixed A1, A3 and B1 and the retention of the lock-keepers cottage as a Canal Information Centre with ancillary retail/ cafe comprising alterations to the elevations, fenestration, shopfront, balustrading, terraces, roof plant and the omission of the approved canopy over the pedestrian area as well as the discharging of part of condition 1 of the said planning permission relating to approval of details of balustrades, shopfronts, the canopy attached to the commercial building and any structure related to it.

    Received 30 Sep, published by the council 6 Oct 2026 Amendments
  • 2026/3366/P Granted

    Flat Lower Ground Floor 133 King Henry's Road London NW3 3RD

    Variation of condition 2 (approved plans) of planning permission 2025/1032/P dated 23/04/2025 (which amended 2023/5117/P dated 22/03/2024 (for: Erection of single storey rear extension at lower ground floor, new windows to front and side elevations and new front door) NAMELY, changes to front elevation window and materials

    Received 6 Aug, published by the council 22 Aug 2026 Amendments
  • 2026/4223/P Awaiting decision

    6 Conybeare London NW3 3SD

    Variation of Condition 2 (approved plans) of planning permission ref. 2022/2870/P, dated 13/12/2022, for the erection of a single-storey roof extension and internal roof terrace to the front part of the building, namely to regularise amendments to the approved scheme.

    Received 29 Sep, published by the council 6 Oct 2026 Amendments
  • 2026/4045/P Granted

    234 - 240 Grafton Road London NW5 4NS

    Non-material amendment to planning permission 2024/4574/P granted 21/01/2026 for 'Erection of mansard roof extension to accommodate 1 x one bedroom and 1 x two bedroom dwellings; erection of a part one part two storey semi-detached one bedroom dwelling within rear garden to Dale Road; new cycle storage within rear garden, installation of 1 x ASHP in rear garden and 2 x ASHP on mansard roof of terrace, alterations to front boundary treatment.' namely to amend windows on the rear elevation of the existing building.

    Received 18 Sep, published by the council 24 Sep 2026 Amendments