Blenheim Steps High Street London NW7 1QY

This site has had 2 applications since 2026.

• 26/0157/LBC Awaiting decision

  Blenheim Steps High Street London NW7 1QY

  Widen and replace existing rear glazed doors to existing extension with like-for-like timber framed doors. Remove window on southwest elevation and replace with bricks and mortar to match elevation. Installation of an additional conservation rooflight on the flat roof of existing extension. Associated internal alterations (Listed Building Consent)

  Submitted 15 Jan 2026 Heritage and listed buildings

1. 15 Jan 2026

   Received by Barnet

2. 16 Jan 2026

   Validated

   Checked as complete and ready for consideration.

3. 10 Aug 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 13 March 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 householder applications in a median of 56 days. More in our guide to how long planning decisions take.

Householder applications cover work to an existing house and its garden, such as extensions, lofts and outbuildings, and cannot create a separate dwelling or change what the building is used for. More in our guide to planning application types.

• Blenheim Steps High Street London NW7 1QY

  26/0157/LBC Submitted 15 Jan 2026 50 yards away

  97% historically approved · decision due ~13 Mar

  Widen and replace existing rear glazed doors to existing extension with like-for-like timber framed doors. Remove window on southwest elevation and replace with bricks and mortar to match elevation. Installation of an additional conservation rooflight on the flat roof of existing extension. Associated internal alterations (Listed Building Consent)

  Awaiting decision Heritage and listed buildings Extension Loft or dormer +1 11 docs

• Winterstoke House And Grimsdell Pre-Preparatory School Wills Grove London NW7 1QR

  TCP/0159/26 Submitted 24 Feb 2026 50 yards away

  1 x Silver Birch (applicants ref. T054) - Fell. 1 x Lawson Cypress (applicants ref. T058) - Fell. 1 x Mulberry (applicants ref. T060) - Crown reduce by 2 metres.

  Decided Trees 10 docs

• 22 High Street London NW7 1QY

  TCP/0531/25 Submitted 28 Aug 2025 50 yards away

  1 x London Plane (applicants ref. T052) - Fell.

  Decided Trees 24 docs

• The Welches Milespit Hill London NW7 2RT

  26/0923/HSE Submitted 11 Mar 2026 100 yards away

  77% historically approved · decision due ~6 May

  Alterations to front garden including changes to landscaping and enlargement of hardstanding

  Awaiting decision Householder 9 docs
  Domestic

• 8 Hollies End London NW7 2RY

  TCP/0285/26 Submitted 19 May 2026 100 yards away

  1 x Hornbeam (applicants ref. T1) - Height 12m, spread 14m. Reduce crown by 2m. Reduce height from 12m to 10m. Reduce spread from 14m to 12m.

  Decided Trees 5 docs

• Rosebank Barn The Ridgeway London NW7 1QX

  TCP/0346/26 Submitted 18 Jun 2026 100 yards away

  3x Elm (Applicants ref. G9) - Dead or dying - remove or totemize (by 10M) and leave as dead wood resource no more than 5M in height 4x Common ash (Applicants ref. G10) - Heights range between 16-20M - Reduce in height and spread as indicated within the John Cromar report S1865-J1-R2 on page 13. (Amended description)

  Decided Trees 6 docs

• 26/3853/HSE Awaiting decision

  30 Goldsmith Avenue London NW9 7HB

  Single storey rear extension following demolition of the existing extension

  23 Oct 2026 Householder
• 26/3856/HSE Awaiting decision

  229 Hale Drive London NW7 3EH

  Single storey rear extension

  23 Oct 2026 Householder
• 26/3827/HSE Awaiting decision

  43 Hermitage Lane London NW2 2HE

  Single storey rear extension with 3no. rooflights following demolition of the existing conservatory. Replacement front bay window and entrance porch. First floor rear juliette balcony. Changes to fenestration including new window openings and enlarged front rooflight

  22 Oct 2026 Householder
• 26/3833/HSE Awaiting decision

  47 Holne Chase London N2 0QG

  Single storey rear extension. Replacement of single glazed windows with double glazing. Alterations to side/rear fenestration. Alterations and replacement of existing rear dormer window addition of 2no. side dormer windows and 3no. rooflights. Installation of cameras and wall lights. Replacement of the front entrance and garage doors, installation of timber side garden gates

  22 Oct 2026 Householder
• 26/3841/HSE Awaiting decision

  Manor House West Heath Close London NW3 7NJ

  New metal framed pergola to upper ground floor rear terrace

  Received 22 Oct, published by the council 23 Oct 2026 Householder