Frognal House 99 Frognal London NW3 6XR

This site has had 15 applications since 2010: 13 approved, 0 refused.

• 2026/2108/P Granted

  Frognal House 99 Frognal London NW3 6XR

  Details for discharge of condition 6 (chartered engineer), 9 (Flood risk mitigation) and 10 (Rainwater recycling) from planning application 2024/0030/P dated 24/09/2025 for 'Change of use of convent (Sui Generis) to create four residential units (C3), demolition of existing extension and erection of a part one part two storey extension with green roof. Erection of roof extension with roof terrace and railings. Excavation of basement with entrance, conversion of garage, new bin and bike stores, hard and soft landscaping and alterations to fenestrations of the main house.'

  Decided 17 Jul 2026 Full applications
• 2026/1643/P Granted

  Frognal House 99 Frognal London NW3 6XR

  Details for discharge of condition 12 (Green Roof) and 25 (Hard and soft landscaping) from planning application 2024/0030/P dated 24/09/2025 for 'Change of use of convent (Sui Generis) to create four residential units (C3), demolition of existing extension and erection of a part one part two storey extension with green roof. Erection of roof extension with roof terrace and railings. Excavation of basement with entrance, conversion of garage, new bin and bike stores, hard and soft landscaping and alterations to fenestrations of the main house.'

  Decided 2 Jun 2026 Full applications
• 2026/1547/P Granted

  Frognal House 99 Frognal London NW3 6XR

  Details for partial discharge of Part C of condition 20 (Air Quality Monitors) from planning application 2024/0030/P dated 24/09/2025 for 'Change of use of convent (Sui Generis) to create four residential units (C3), demolition of existing extension and erection of a part one part two storey extension with green roof.Erection of roof extension with roof terrace and railings. Excavation of basement with entrance, conversion of garage, new bin and bike stores, hard and soft landscaping and alterations to fenestrations of the main house.'

  Decided 1 Jun 2026 Full applications
• 2026/1503/P Granted

  Frognal House 99 Frognal London NW3 6XR

  Non-material amendment to planning permission 2024/0030/P, granted subject to a legal agreement on 24/09/2025, for 'Change of use of convent (Sui Generis) to create four residential units (C3), demolition of existing extension and erection of a part one part two storey extension with green roof. Erection of roof extension with roof terrace and railings. Excavation of basement with entrance, conversion of garage, new bin and bike stores, hard and soft landscaping and alterations to fenestrations of the main house' NAMELY to clarify/confirm tree retention details and update the associated tree protection area.

  Decided 16 Jun 2026 Amendments
• 2025/5742/P Granted

  Frognal House 99 Frognal London NW3 6XR

  Details for partial discharge of Parts A and B of condition 20 (Air Quality Monitors) from planning application 2024/0030/P dated 24/09/2025 for 'Change of use of convent (Sui Generis) to create four residential units (C3), demolition of existing extension and erection of a part one part two storey extension with green roof. Erection of roof extension with roof terrace and railings. Excavation of basement with entrance, conversion of garage, new bin and bike stores, hard and soft landscaping and alterations to fenestrations of the main house'

  Decided 11 Feb 2026 Full applications
• 2025/2930/T Granted

  Frognal House 99 Frognal London NW3 6XR

  REAR GARDEN: 1 x Yew (T4) - Prune back branches that overhang the S boundary back to the boundary wall - 1m - 2m branch length removal. 1 x Horse Chestnut (T5) - Reduce crown to previous points of reduction, 1m - 2m branch length removal. 1 x Beech (T7) - Reduce crown by up to 3m on all aspects, pruning back to growth points.

  Decided 5 Aug 2025 Trees
• 2022/5443/T Granted

  Frognal House 99 Frognal London NW3 6XR

  SIDE COURTYARD GARDEN: 1 x Willow (T1) - Fell in sections to ground level.

  Decided 2 Feb 2023 Trees
• 2021/2208/L Granted

  Frognal House 99 Frognal London NW3 6XR

  Erection of a plaque commemorating the award of the Croix de la Liberation by General Charles de Gaulle to the head of the French resistance in 1943.

  Decided 21 Jul 2021 Heritage and listed buildings
• 2020/0574/T Granted

  Frognal House 99 Frognal London NW3 6XR

  FRONT SIDE GARDEN: 1 x Horse Chestnut (T1) - Crown reduce back to previous points.

  Decided 4 Mar 2020 Trees
• 2019/2838/L Granted

  Frognal House 99 Frognal London NW3 6XR

  Replacement of rear roof of lightwell at ground floor

  Decided 7 Aug 2019 Heritage and listed buildings

1. 16 Apr 2019

   Received by Camden

2. 31 May 2019

   Validated

   Checked as complete and ready for consideration.

3. 7 Aug 2019

   Decision issued: Granted

4. 22 Jul 2026

   Added to PlanIndex

5. 5 Sep 2026

   Status changed to FINAL DECISION

   Previously Final Decision.

Camden granted permission on 7 August 2019, 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.

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.

• Frognal House 99 Frognal London NW3 6XR

  2019/2838/L Submitted 16 Apr 2019 0m away

  Replacement of rear roof of lightwell at ground floor

  Granted Heritage and listed buildings 2 docs

• Frognal House 99 Frognal London NW3 6XR

  2022/5443/T 2m away

  SIDE COURTYARD GARDEN: 1 x Willow (T1) - Fell in sections to ground level.

  Granted Trees

• 99 Frognal House Frognal London NW3 6XR

  2016/1237/T 2m away

  REAR GARDEN: 1 x London Plane T1 - reduce back to previous points 1 x Maple T2 - reduce back to previous points 1 x Horse Chestnut T4 - reduce back to previous points 1 x Conifer T5 - fell to ground level 1 x Alder T6 - reduce by 4 metres in height and 2 metres on lateral away from building 1 x London Plane T7 - reduce by 3 metres in height and 2 metres on laterals to take away from neighbouring building roof 1 x Silver Birch T8 - reduce by 3 metres in height 1 x Large conifer T9 - fell to ground level due to excessive shading and tree on lean Group small conifers/yew T10,11,13 &14 - fell to ground level 1 x Beech T12 - reduce by 4 meters in height and 2 meters on laterals 1 x Cherry T15 - fell due to wounded stem 1 x Cherry T18 - reduce laterals away from adjacent building SIDE GARDEN: 1 x Cherry T3 - reduce by 2 metres in height and cut away from building 1 x Large conifer T16 - remove due tree growing too large for its location - tree on a lean and producing excessive leaf litter on convent 1 x Holly T17 - remove due to proximity to building

  Granted Trees

• 99A Frognal London NW3 6XR

  2017/4825/P 2m away

  Details of tree report as required by condition 7 and details of green roof as required by condition 15 of planning permission 2013/7195/P dated 23/10/2014 for erection of a three-storey dwelling house (Class C3) with basement following demolition of existing dwelling

  Granted Full applications Demolition Trees
  Domestic

• 99A Frognal London NW3 6XR

  2017/5011/P 2m away

  Details of Sustainable Urban Drainage System as required by condition 11 of planning permission 2013/7195/P dated 23/10/2014 for the erection of a three storey dwelling house (Class C3) with basement following demolition of existing dwelling

  Granted Full applications Demolition
  Domestic

• Frognal House 99 Frognal London NW3 6XR

  2024/0030/P 2m away

  91% historically approved

  Change of use of convent (Sui Generis) to create four residential units (C3), demolition of existing extension and erection of a part one part two storey extension with green roof. Erection of roof extension with roof terrace and railings. Excavation of basement with entrance, conversion of garage, new bin and bike stores, hard and soft landscaping and alterations to fenestrations of the main house

  Awaiting decision Full applications Extension Demolition

• 2026/2516/P Withdrawn

  31 Loveridge Road London Camden NW6 2DU

  Amalgamation of the existing three self-contained one-bedroom flats into a single-family dwelling house; demolition and replacement of existing outrigger; erection of a single-storey rear wrap-around extension; erection of a rear dormer extension; creation of a roof terrace above outrigger; replacement of existing windows with timber double glazed units; installation of rooflights to front roofslope; and installation of an air source heat pump in rear garden.

  16 Jun 2026 Full applications
• 2026/3830/P Awaiting decision

  Euston Tower 286 Euston Road London NW1 3DP

  Deed of variation to allow more flexibility with Affordable housing payments for redevelopment of Euston Tower comprising retention of parts of the existing building (including central core, basement and foundations) and erection of a new building incorporating these retained elements, to provide a 32-storey mixed-use building providing offices and research and development floorspace (Class E(g)) and office, retail, café and restaurant space (Class E) and Enterprise Space (Class E/F) at ground and first floors, and associated external terraces; public realm enhancements, including new landscaping and provision of new publicly accessible steps and ramp; short and long stay cycle storage; servicing; refuse storage; plant and other ancillary and associated work.

  4 Sep 2026 Full applications
• 2026/3282/P Granted

  5 Berkley Road London NW1 8XX

  Installation of 1no. above ground gas riser from the basement flat to the meter box at first floor (retrospective)

  31 Jul 2026 Full applications
• 2026/0483/P Granted

  100 Avenue Road London NW3 3HF

  Discharge of details for condition 47 (surface water run off details) of planning permission 2026/0404/P granted on 19/06/2026 for " Variation of conditions (2 plan numbers); 8 (quantum of commercial space); 13 (commercial windows); 15 (Wind Microclimate); 19 (commercial windows); 24 (Air quality); 34 (development quantum); 40 (Circular Economy); 44 (designing out crime); 45 (Fire Strategy); 46 (SuDS); 48 (Community facility removed), 48 (wheelchair units), 49 (TfL health and safety) to planning permission ref. 2025/0852/P (for demolition of building and provision of a mixed-use residential-led development) to secure alterations to the external appearance; internal residential and commercial space layouts; omission of community floorspace and increased affordable housing provision; cycle and car parking; hard and soft landscaping, and other associated amendments”

  9 Feb 2026 Full applications
• 2026/2697/P 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 Full applications