The Knoll Highwood Hill London NW7 4ET

1. 1 Sep 2026

   Received by Barnet

2. 5 Sep 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 27 October 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Barnet took a median of 46 days over the applications it decided in the last year.

This application is with Barnet for determination, against a statutory target of eight weeks. Over the last year Barnet decided full applications in a median of 56 days. More in our guide to how long planning decisions take.

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.

• White Oak Highwood Hill London NW7 4ET

  26/1411/HSE Submitted 16 Apr 2026 50 yards away

  Conversion of the existing garage into habitable room including insertion of window to replace the garage door and new pitched roof

  Granted Householder Windows or glazing 11 docs
  Domestic

• 45 Lawrence Gardens London NW7 4JU

  26/2346/FUL Submitted 22 Jun 2026 100 yards away

  Erection of a pair of semi-detached two storey houses following demolition of the existing dwelling and rear outbuildings. Associated refuse/recycling, cycle storage, Air Source Heat Pumps, landscaping and 4no. off-street parking spaces following alterations to the existing vehicular access [AMENDED PLANS AND DESCRIPTION]

  Refused Full applications Demolition 28 docs
  Domestic

• Rosetree Cottage Lawrence Street London NW7 4JS

  TCP/0703/25 Submitted 25 Oct 2025 150 yards away

  1 x Pine (applicants ref. T1) - Reduce crown by 15% 1 metre height and 1 metre width.

  Decided Trees 4 docs

• St Marys Croft Lawrence Street London NW7 4JS

  TPP/0087/26 Submitted 13 Feb 2026 200 yards away

  1 X Sycamore (Applicant Ref T1) - Reduce height and lateral spread by removing up to 1-1.5m back to previous points 1 X Oak (Applicant Ref T2) - Sever ivy around entire circumference up to a height of 1m Standing in Group G3 of Order

  Granted Trees 4 docs

• Ellern Mede Ridgeway Holcombe Hill The Ridgeway London NW7 4HX

  25/4006/192 Submitted 3 Oct 2025 200 yards away

  80% historically approved · decision due ~28 Nov

  Erection of a single storey outbuilding for use incidental to existing property

  Awaiting decision Lawful development 9 docs
  Small domestic

• Holcombe House The Ridgeway London NW7 4HX

  TCP/0464/26 Submitted 11 Aug 2026 200 yards away

  79% historically approved · decision due ~6 Oct

  1 x Horse Chestnut ( applicants ref. T1) - Reduce crown by 2m in height bringing lateral growth to shape by 2m, leaving the tree a standing height of 9m. 1 x Yew (applicants ref. T2) - Reduce height by 2m and trim round to neaten removing no more that 0.5m.

  Awaiting decision Trees

• 26/2740/FUL Refused

  867 Finchley Road London NW11 8RR

  Change of use of a betting office (Sui Generis) to an Adult Gaming Centre (Sui Generis)

  Received 24 Jul, published by the council 3 Aug 2026 Full applications
• 26/3851/FUL Awaiting decision

  517 Watford Way London NW7 2QR

  Single storey extension to the rear of the existing workshop building to provide relocated MOT Bay

  23 Oct 2026 Full applications
• 26/3848/FUL Awaiting decision

  157 Brent Street London NW4 4DJ

  Mansard roof extension involving 2no. front, 3no. side and 2no. rear dormer windows to provide 1no. self-contained flat including raising of the eaves level and addition of window to second floor. Removal of chimneys. Additional side door to ground floor level to provide access to cycle and refuse/recycling storage

  23 Oct 2026 Full applications
• 26/3828/FUL Awaiting decision

  41 - 43 Sneath Avenue London NW11 9AJ

  Part single, part two storey rear extensions to both properties following the demolition of the single storey rear extension at no.43

  22 Oct 2026 Full applications
• 26/3829/FUL Awaiting decision

  369 Watford Way London NW4 4TE

  Change of use of the existing dwelling (Use Class C3) to a 11 bed 11 Person HMO (House in Multiple Occupation) (Use Class Sui Generis) including part single, part two storey side and rear extensions and roof extension involving rear dormer window. Associated refuse/recycling storage, cycle parking, landscaping and external amenity space

  22 Oct 2026 Full applications