Planning application
66 Hadley Highstone Barnet EN5 4PY
Works: Extension Loft or dormer 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
Repositioning of the conservation rooflights in the ground floor extension; Repositioning of the rooflights to the basement including reduction in number of rooflights from five to four; Removal of the stairs to the basement and creation of a grassed slope to the garden
As published by the council, reference 25/3739/HSE
Application record
- Reference
- 25/3739/HSE
- Type
- Householder Application
- Status
- Pending Consideration
- Received
- 10 Sep 2025
- Validated
- 30 Sep 2025
- Ward
- High Barnet
- Postcode
- EN5 4PY
Site history
Applications at this address on the Barnet register
This site has had 3 applications since 2025.
-
TCP/0594/25 Awaiting decision
66 Hadley Highstone Barnet EN5 4PY
1 x Oak (applicants ref. T1) - Crown reduction of up to 2m throughout the canopy to reduce end-weight on lateral branches and bring the tree back into proportion. 1 x Laurel hedge (applicants ref. T2) Height 1m, length 88m. Remove and replace with traditional estate-style railings along the same boundary line.
-
25/3738/HSE Awaiting decision
66 Hadley Highstone Barnet EN5 4PY
Repositioning of the conservation rooflights in the ground floor extension; Repositioning of the rooflights to the basement including reduction in number of rooflights from five to four; Alterations to the stairs to the basement to tie into the landscaping strategy
Timeline
Dates from the published record
-
10 Sep 2025
Received by Barnet
-
30 Sep 2025
Validated
Checked as complete and ready for consideration.
-
10 Aug 2026
Added to PlanIndex
-
Decision
Awaiting decision
Decision expected by 25 November 2025, 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 43 days over the applications it decided in the last year.
Who's behind it
Company information only, from the register and Companies House
Agent on file
323 applications on PlanIndex · across 34 councils · 87% granted
Trade members see who it is, their full track record, and every application they have filed.
See who's behind itDocuments
Plans, drawings, consultee responses and the officer's report
17 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.
Trade members open them 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 500 metres
-
66 Hadley Highstone Barnet EN5 4PY
77% historically approved · decision due ~25 Nov
Repositioning of the conservation rooflights in the ground floor extension; Repositioning of the rooflights to the basement including reduction in number of rooflights from five to four; Alterations to the stairs to the basement to tie into the landscaping strategy
Awaiting decision Householder Extension Loft or dormer 17 docsDomestic -
66 Hadley Highstone Barnet EN5 4PY
86% historically approved · decision due ~12 Nov
1 x Oak (applicants ref. T1) - Crown reduction of up to 2m throughout the canopy to reduce end-weight on lateral branches and bring the tree back into proportion. 1 x Laurel hedge (applicants ref. T2) Height 1m, length 88m. Remove and replace with traditional estate-style railings along the same boundary line.
Awaiting decision Trees 3 docs -
68 Hadley Highstone Barnet EN5 4PY
71% historically approved · decision due ~11 Jun
First floor side extension. Roof extension involving side and rear dormer window (Retrospective Application)
Awaiting decision Amendments Extension Loft or dormer +1 12 docs -
28 Beaumont Place Barnet EN5 4PR
Erection of an outbuilding for use as rehabilitation and hydrotherapy pool. Installation of a lift shaft on the outside side of the house for wheelchair access. External ramps and level changes to the side/rear of the site, to aid access to the garden (Consultation from Adjacent Borough).
Granted Outline -
Colebrook Court Kitts End Road Barnet EN5 4QG
60% historically approved · decision due ~18 Jun
Conversion and extension of a detached garage to 1no. self-contained dwelling. Associated amenity space, refuse and recycling, cycle storage and off-street parking
Awaiting decision Full applications Extension 6 docsDomestic -
29 Hadley Highstone Barnet EN5 4PU
1 X Lime (Applicant Ref T1) - Crown reduction by removing 1.5m to 2m growth in height and spread, pruning back to previous pruning points as done 5 years ago to leave a balanced crown. Crown thin by 20%, starting from tip ends, no branches more than 40mm. Remove all debris
Decided Trees 4 docs
Other householder applications
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26/3249/HSE Awaiting decision
19 Rushdene Avenue Barnet EN4 8EN
New front vehicular access and hardstanding to provide off-street parking space. New retaining wall following demolition of the existing wall and raised planted beds
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26/3235/HSE Awaiting decision
26 Mount Pleasant Barnet EN4 9HH
Replace existing flat roof at ground floor rear elevation with pitched roof and 2no. rooflights
-
26/3222/HSE Awaiting decision
46 Michleham Down London N12 7JN
Single storey side/rear extension with 3no. rooflights following demolition of the existing storage/utility structure. Changes to fenestration
-
26/3219/HSE Awaiting decision
53 Tudor Road Barnet EN5 5NW
First floor rear extension with front and rear rooflights. Roof extension over existing garage
-
26/3210/HSE Awaiting decision
47 Pattison Road London NW2 2HL
New front vehicular access to provide off-street parking. Removal of existing gate and shed, alterations to the existing front boundary wall and installation of close board fencing panels.