Planning application
36 Hogarth Hill London NW11 6BA
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)
-
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
Timeline
Dates from the published record
-
17 Nov 2025
Received by Barnet
-
18 Nov 2025
Validated
Checked as complete and ready for consideration.
-
10 Aug 2026
Added to PlanIndex
-
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 recordDocuments
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 documentsWhat 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
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
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
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
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
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
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 docsDomestic
Other householder applications
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
-
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
-
26/3815/HSE Awaiting decision
17 Hurstwood Road London NW11 0AS
Single storey rear extension
-
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.
-
26/3791/HSE Awaiting decision
149 Montrose Avenue Edgware HA8 0DZ
New front hardstanding and vechicular access to provide off-street parking