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Planning application

25 Westholm London NW11 6LH

Granted Barnet 25/4478/HSE Householder Application

Works: Extension Small domestic

Read from the description, not a valuation. How we read the register

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

Proposal

Single storey rear extension

As published by the council, reference 25/4478/HSE

Application record

Reference
25/4478/HSE
Type
Householder Application
Status
Approved subject to conditions
Decision
Granted As published: Approve subject to conditions
Received
10 Nov 2025
Validated
10 Nov 2025
Decided
29 Dec 2025
Ward
Garden Suburb
Decision by
Delegated Decision
Postcode
NW11 6LH

Timeline

Dates from the published record

  1. 10 Nov 2025

    Received by Barnet

  2. 29 Dec 2025

    Decision issued: Approve subject to conditions

  3. 10 Aug 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

Town & Country Planning Limited Agent, a planning consultancy registered in Barnet

Active · incorporated 2005 · Barnet

88 applications on PlanIndex · across 7 councils · 87% granted

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Documents

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

9 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.

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What this grant of permission means

Barnet granted permission on 29 December 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 householder applications

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.

Nearby applications

Within 0.3 miles

  • 12 Westholm London NW11 6LH

    TCP/0342/26 Submitted 17 Jun 2026 50 yards away

    79% historically approved · decision due ~12 Aug

    Leylandii Group - Reduce crown by 5 metres in height and 2.5 metres in spread ensuring to retain green foliage for regrowth.

    Awaiting decision

  • 7 Westholm London NW11 6LH

    TCP/0817/25 Submitted 4 Dec 2025 50 yards away

    Mixed Vegetation (applicants ref. H1) - Carry out a general reduction back to boundary line. 1 x Holly (applicants ref. H1) - Trim down of Holly closest to house on left hand below 1st floor windowsill. Remove 2 stems 4-5m in height. 1 x Hawthorn (applicants ref. H1) -Reduce height by 2m and cut back to the boundary line. 1 x Silver Birch (applicants ref. T1) - Remove dead wood (Exempt works). 1 x Conjoined Apple and Ash (applicants ref. T2) - Remove Ash to preserve Apple tree.

    Decided Trees 6 docs

  • 26 Brookland Hill London NW11 6DX

    TCP/0601/25 Submitted 22 Sep 2025 100 yards away

    88% historically approved · decision due ~17 Nov

    1 x Holly (applicants ref. T1) - Remove and grind out roots.

    Awaiting decision Trees 4 docs

  • 31 Midholm London NW11 6LL

    TCP/0590/25 Submitted 16 Sep 2025 100 yards away

    88% historically approved · decision due ~11 Nov

    2 x Black Locust (applicants ref. T5, T6) - Fell to ground leaving a stump of 6-12 inches. 1 x Conifer (applicants ref. T7) - Fell to ground leaving a stump of 6-12 inches.

    Awaiting decision Trees 5 docs

  • 29 Brookland Hill London NW11 6DU

    TCP/0376/26 Submitted 2 Jul 2026 100 yards away

    79% historically approved · decision due ~27 Aug

    1 x Mature Magnolia (applicants ref. T1) - Approximately 5.00m. Reduce back to previous points of reduction, up to 1.00m. Reason: General maintenance. 1 x Ash (applicants ref. T2) - Approximately 11.00m. Reduce back to previous and most recent points of reduction (approximately 2.00m). Reason: General maintenance.

    Awaiting decision

  • 19 Brookland Hill London NW11 6DU

    TCP/0473/26 Submitted 10 Aug 2026 100 yards away

    79% historically approved · decision due ~5 Oct

    1 x European Plum (applicants ref. T1) - Remove. ( Exempt 5 day notice)

    Awaiting decision

In Barnet

  • 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
  • 26/3815/HSE Awaiting decision

    17 Hurstwood Road London NW11 0AS

    Single storey rear extension

    21 Oct 2026 Householder
  • 26/3800/HSE Awaiting decision

    29 Monks Avenue Barnet EN5 1BZ

    Single storey side and rear infill extension including new front porch following demolition of the side/rear storage.

    Received 20 Oct, published by the council 21 Oct 2026 Householder
  • 26/3791/HSE Awaiting decision

    149 Montrose Avenue Edgware HA8 0DZ

    New front hardstanding and vechicular access to provide off-street parking

    Received 20 Oct, published by the council 21 Oct 2026 Householder