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Planning application

36 Hogarth Hill London NW11 6BA

Awaiting decision Barnet 25/4578/HSE Householder Application

Works: Windows or glazing Domestic

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

Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.

Proposal

Alterations to windows and doors including: Replacement windows to front, rear and side elevations, replacement doors, lower sill to existing closet wing window

As published by the council, reference 25/4578/HSE

Application record

Reference
25/4578/HSE
Type
Householder Application
Status
Pending Consideration
Received
17 Nov 2025
Validated
18 Nov 2025
Ward
Garden Suburb
Postcode
NW11 6BA

Site history

Applications at this address on the Barnet register

This site has had 3 applications since 2025.

  • TCP/0093/26 Decided

    36 Hogarth Hill London NW11 6BA

    1 X Apple (Applicant Ref T1) - Reduce the density by crown thinning approximately 20% including the removal of dead wood and epicormic growth, lifting of low branches which are growing across the garden and the necessary shaping of the tree, ensuring the height and basic shape is retained. 1 X Cherry (Applicant Ref T2) - Remove as almost dead. (tree exempt)

    Decided 19 Mar 2026 Trees
  • 25/4579/LBC Awaiting decision

    36 Hogarth Hill London NW11 6BA

    Alterations to windows and doors including: Replacement windows to front, rear and side elevations, replacement doors, lower sill to existing closet wing window

    Submitted 17 Nov 2025 Heritage and listed buildings

Timeline

Dates from the published record

  1. 17 Nov 2025

    Received by Barnet

  2. 18 Nov 2025

    Validated

    Checked as complete and ready for consideration.

  3. 10 Aug 2026

    Added to PlanIndex

  4. Decision

    Awaiting decision

    Decision expected by 13 January 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.

Who's behind it

Company information only, from the register and Companies House

Owain Williams Architecture Agent, an architecture practice registered in London

Active · incorporated 2016 · London

16 applications on PlanIndex · across 6 councils · 83% granted

Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.

See their track record

Documents

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

11 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 happens while it is decided

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.

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

  • 36 Hogarth Hill London NW11 6BA

    25/4579/LBC Submitted 17 Nov 2025 50 yards away

    97% historically approved · decision due ~13 Jan

    Alterations to windows and doors including: Replacement windows to front, rear and side elevations, replacement doors, lower sill to existing closet wing window

    Awaiting decision Heritage and listed buildings Windows or glazing 10 docs
  • 36 Hogarth Hill London NW11 6BA

    TCP/0093/26 Submitted 16 Feb 2026 50 yards away

    1 X Apple (Applicant Ref T1) - Reduce the density by crown thinning approximately 20% including the removal of dead wood and epicormic growth, lifting of low branches which are growing across the garden and the necessary shaping of the tree, ensuring the height and basic shape is retained. 1 X Cherry (Applicant Ref T2) - Remove as almost dead. (tree exempt)

    Decided Trees 8 docs
  • 36 Addison Way London NW11 6AS

    TCP/0117/26 Submitted 26 Feb 2026 50 yards away

    1 x Weeping Willow (applicants ref. T1) - Height 16 m, diameter 800 mm. Reduce the crown overall by up to 3 metres and back to the most recent points of reduction. 1 x Willow (applicants ref. T2) - Height 12 m, diameter 750 mm. Re-pollard at 6 metres high.

    Decided Trees 5 docs
  • 30 Hogarth Hill London NW11 6BA

    TCP/0761/25 Submitted 14 Nov 2025 50 yards away

    1 x Lime (applicants ref. T1) - Reduce the density by crown thinning approximately 30% including the removal of dead wood, minimal lifting of low branches over the boundary hedge, and the necessary shaping of the tree, ensuring the height and basic shape is retained.

    Decided Trees 6 docs
  • 35 Hogarth Hill London NW11 6AY

    TCP/0320/26 Submitted 3 Jun 2026 50 yards away

    88% historically approved · decision due ~29 Jul

    1 x Mature Holly (applicants ref. T1) - Approximately 5.00m: This tree is on decline, it is sparsely foliated . Section fell to ground level. Dying Tree. Prune back Griselinia which has grown into the crown of the Holly and is being partially supported by the tree. Control encroachment. 1 x Multi Stemmed Lilac (applicants ref. T2) - Approximately 3.00m: Remove dead wood. Remove over footway by up to 1.00m. Control encroachment. 1 x Damson (applicants ref. T3) - Approximately 7.00m: Reduce crown by approximately 1.250m. Thin crown density by 20%. To control encroachment and increase light levels. 1 x Small Elder (applicants ref. T4) - Approximately 4.50m: Fell to ground level. This tree is weak and woody in structure. Its holds a large amount of dead wood.

    Awaiting decision Trees 4 docs
  • 46 Addison Way London NW11 6AS

    25/4337/HSE Submitted 29 Oct 2025 100 yards away

    Insertion of 1no. side conservation rooflight. Insertion of 1no. side air conditioning unit Replacement of existing roof tiles. Internal changes to remove chimney breast and create habitable loft space

    Granted Householder Loft or dormer Roofing 10 docs
    Domestic

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