Postcode record · Barnet
EN4 9HF.
EN4 9HF has 14 known premises and 15 planning records — 13 approved of 15 decided (86.7%). 7 EPC records.
Postcode EN4 9HF · boundary not held, centred on the postcodeApprovedRefusedOther15 exact15 on the map — every match
At a glance · this postcodeBarnet profile →
14
Premises
known addresses (UPRNs)
15
Applications
15 decided
86.7%
Approval rate
13 approved · 2 refused
7
EPC records
ratings C 3 · D 4
15
Mapped applications
inside the postcode shape
Postcode unit boundary from Ordnance Survey; premises and applications inside it. Aggregates describe the area, not any single premises.
Property
What is it?
EN4 9HF has 14 known premises and 15 planning records — 13 approved of 15 decided (86.7%). 7 EPC records.
Premises
Name
Details
UPRN 200055515
UPRN 200055516
UPRN 200055517
UPRN 200055518
UPRN 200055519
UPRN 200055521
UPRN 200055523
UPRN 200055515
UPRN 200055516
Show all 10 rows
UPRN 200055517
UPRN 200055518
UPRN 200055519
UPRN 200055521
UPRN 200055523
Planning
What happened?
15 planning applications across the postcode; 13 approved of 15 decided (86.7%). Latest 15 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Single storey rear extension with rooflight following demolition of existing conservatory. Insertion of door to replace existing window to front elevation to create new entrance door. Replacement of existing front facing entrance door with new window (Retrospective)
3 Hamilton Close Barnet EN4 9HF · premises record
Householder Application
Approved
2025-10-01
Roof extension involving hip to gable with rear dormer window, 2no. front facing windows and new side gable window
3 Hamilton Close Barnet EN4 9HF · premises record
Proposed Lawful Development Certificate
Approved
2024-10-22
Roof extension involving hip to gable, rear dormer window and 2no front rooflights
6 Hamilton Close Barnet EN4 9HF · premises record
Applicant Mr Rohan Singh · Agent ADA Architectural Design Ltd.
Proposed Lawful Development Certificate
Approved
2018-09-17
Roof extension involving hip to gable, 2no rear dormer window with juliette balconies, 2no. rooflights to front elevation to facilitate a loft conversion
6 Hamilton Close Barnet EN4 9HF · premises record
Applicant Mr Rohan Singh · Agent ADA Architectural Design Ltd.
Proposed Lawful Development Certificate
Refused
2017-03-13
Single storey side extension, new rear patio and access steps (Amended Description)
6 Hamilton Close Barnet EN4 9HF · premises record
Applicant Mr Rohan Singh · Agent ADA Architectural Design Ltd.
Householder Application
Approved
2017-03-13
Single storey rear and side extension, including new pitched roof and 2no. side roof-lights.
12 Hamilton Close, Barnet, Herts, EN4 9HF · premises record
Applicant Mr Zaman · Officer Erica Mason
Householder Application
Approved
2013-02-25
Extension to roof including partial hip to gable end, rear dormer and 2No. rooflights to front to facilitate a loft conversion.
12 Hamilton Close, Barnet, Herts, EN4 9HF · premises record
Proposed Lawful Development Certificate
Approved
2013-02-15
Erect a PVCU conservatory to rear of property.
9 Hamilton Close Cockfosters Barnet Hertfordshire EN4 9HF · premises record
Applicant Mr R Messor · Officer Robert Lancaster
Full Application
Approved
2008-02-25
Submission of details pursuant to Condition 1 (scheme for obstructing views from the raised patio) of Appeal No. App/N5090/C/04/1157788.9 and A/1157801.
1 Hamilton Close Cockfosters Barnet Hertfordshire EN4 9HF · premises record
Applicant Mrs C L Brudney
Conditions
Approved
2005-08-22
Single storey side and rear extension, with addition of pitched roof to existing detached garage.
7 Hamilton Close Cockfosters Barnet Hertfordshire EN4 9HF · premises record
Full Application
Approved
2004-03-18
Single storey rear extension with rooflight following demolition of existing conservatory. Insertion of door to replace existing window to front elevation to create new entrance door. Replacement of existing front facing entrance door with new window (Retrospective)
3 Hamilton Close Barnet EN4 9HF · premises record
Approved
2025-10-01
More
Householder Application
Roof extension involving hip to gable with rear dormer window, 2no. front facing windows and new side gable window
3 Hamilton Close Barnet EN4 9HF · premises record
Approved
2024-10-22
More
Proposed Lawful Development Certificate
Roof extension involving hip to gable, rear dormer window and 2no front rooflights
6 Hamilton Close Barnet EN4 9HF · premises record
Applicant Mr Rohan Singh · Agent ADA Architectural Design Ltd.
Approved
2018-09-17
More
Proposed Lawful Development Certificate
Show all 10 rows
Roof extension involving hip to gable, 2no rear dormer window with juliette balconies, 2no. rooflights to front elevation to facilitate a loft conversion
6 Hamilton Close Barnet EN4 9HF · premises record
Applicant Mr Rohan Singh · Agent ADA Architectural Design Ltd.
Refused
2017-03-13
More
Proposed Lawful Development Certificate
Single storey side extension, new rear patio and access steps (Amended Description)
6 Hamilton Close Barnet EN4 9HF · premises record
Applicant Mr Rohan Singh · Agent ADA Architectural Design Ltd.
Approved
2017-03-13
More
Householder Application
Single storey rear and side extension, including new pitched roof and 2no. side roof-lights.
12 Hamilton Close, Barnet, Herts, EN4 9HF · premises record
Applicant Mr Zaman · Officer Erica Mason
Approved
2013-02-25
More
Householder Application
Extension to roof including partial hip to gable end, rear dormer and 2No. rooflights to front to facilitate a loft conversion.
12 Hamilton Close, Barnet, Herts, EN4 9HF · premises record
Approved
2013-02-15
More
Proposed Lawful Development Certificate
Erect a PVCU conservatory to rear of property.
9 Hamilton Close Cockfosters Barnet Hertfordshire EN4 9HF · premises record
Applicant Mr R Messor · Officer Robert Lancaster
Approved
2008-02-25
More
Full Application
Submission of details pursuant to Condition 1 (scheme for obstructing views from the raised patio) of Appeal No. App/N5090/C/04/1157788.9 and A/1157801.
1 Hamilton Close Cockfosters Barnet Hertfordshire EN4 9HF · premises record
Applicant Mrs C L Brudney
Approved
2005-08-22
More
Conditions
Single storey side and rear extension, with addition of pitched roof to existing detached garage.
7 Hamilton Close Cockfosters Barnet Hertfordshire EN4 9HF · premises record
Approved
2004-03-18
More
Full Application
Building control
Building-control records are not yet collected for Barnet — the register is being gathered borough by borough (held so far: Lambeth, Brent, Ealing, Westminster, City and others).
Place
What affects it?
Every mapped designation touching a premises in this postcode, with how many of its 14 premises each one covers.
Designation
Coverage
Article 4 Direction Area
Article 4 Small Houses in Multiple Occupation (HMO) Area 1 · reference A4D14A1 · covers 14 of 14 premises. Some normally permitted changes may require planning permission.
Article 4 Direction Area
Article 4 Small Houses in Multiple Occupation (HMO) Area 1 · reference A4D14A1 · covers 14 of 14 premises. Some normally permitted changes may require planning permission.
Nearby postcodes and streets
Walk to the next area — linked where the Atlas has a record for it (pilot borough only for now).
People
Who is involved?
Named on the latest 15 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
Applicant on 3 applications
Applicant on 2 applications
Applicant on 2 applications
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 3 applications
Applicant on 2 applications
Applicant on 2 applications
Show all 10 rows
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Development
What could it become?
Planning precedent15 applications and 15 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy7 EPC records; ratings C: 3, D: 4.
What is not assertedNo capacity, value or ownership claim is made at area level; those belong to individual premises records and their evidence.
Intent signals
Planning Atlas ProOwnership, finance and market signals recorded at addresses in this postcode — each with date and source. Signals are evidence of change, not a prediction.
Thinking about a project here?
Boundary: OS Postcode Unit areas (Ordnance Survey), 2026-08-14. Planning records: canonical stage2. EPC: EPC register. Premises: OS AddressBase / UPRN.