Postcode record · Barnet
N12 0LJ.
N12 0LJ has 11 known premises and 8 planning records — 4 approved of 8 decided (50%). 5 EPC records.
Postcode N12 0LJ · boundary not held, centred on the postcodeApprovedRefusedOther8 exact8 on the map — every match
At a glance · this postcodeBarnet profile →
11
Premises
known addresses (UPRNs)
8
Applications
8 decided
50%
Approval rate
4 approved · 4 refused
5
EPC records
ratings C 1 · D 3 · E 1
8
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?
N12 0LJ has 11 known premises and 8 planning records — 4 approved of 8 decided (50%). 5 EPC records.
Premises
Name
Details
UPRN 200129823
UPRN 200129824
UPRN 200129825
UPRN 200129832
UPRN 200129834
UPRN 200129836
UPRN 200129838
UPRN 200129840
UPRN 200129842
UPRN 200129844
UPRN 200129823
UPRN 200129824
UPRN 200129825
Show all 10 rows
UPRN 200129832
UPRN 200129834
UPRN 200129836
UPRN 200129838
UPRN 200129840
UPRN 200129842
UPRN 200129844
Planning
What happened?
8 planning applications across the postcode; 4 approved of 8 decided (50%). Latest 8 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Single storey ground floor rear infill extensions with new raised decking area and associated access steps. Removal of the first floor bay window. Conversion of the garage in habitable room, insertion of window to replace garage door [Amended Description]
9 Woodleigh Avenue London N12 0LJ · premises record
Householder Application
Approved
2025-08-11
Conversion of existing dwelling into 2no self-contained flats. New front porch and new side window. Associated refuse/recycling, parking, cycle store and amenity space
7 Woodleigh Avenue London N12 0LJ · premises record
Applicant Mr Asif Chaudhary · Agent Bancil Partnership Ltd
Full Application
Refused
2018-01-09
Roof extension involving hip to gable, rear dormer window, 2no. rooflights to front elevation to facilitate a loft conversion. Single storey side extension
7 Woodleigh Avenue London N12 0LJ · premises record
Proposed Lawful Development Certificate
Approved
2017-11-15
Two storey side extension and single storey rear extension.
5 Woodleigh Avenue, London, N12 0LJ · premises record
Householder Application
Refused
2010-12-17
Two-storey side extension and single storey rear extension.
5 Woodleigh Avenue, London, N12 0LJ · premises record
Full Application
Refused
2010-06-09
Single storey rear extension.
9 Woodleigh Avenue London N12 0LJ · premises record
Applicant Mr And Mrs Abson
Full Application
Approved
2003-01-01
Ground and first floor side extension, ground floor rear extension, loft conversion involving rear dormer window extension.
11 Woodleigh Avenue London N12 0LJ · premises record
Applicant Mr & Mrs S Nickoli
Full Application
Approved
2000-05-16
Extension/alterations to existing garage toform separate dwelling unit.
5 Woodleigh Avenue London N12 · premises record
Applicant Not disclosed
Full Application
Refused
1997-09-16
Single storey ground floor rear infill extensions with new raised decking area and associated access steps. Removal of the first floor bay window. Conversion of the garage in habitable room, insertion of window to replace garage door [Amended Description]
9 Woodleigh Avenue London N12 0LJ · premises record
Approved
2025-08-11
More
Householder Application
Conversion of existing dwelling into 2no self-contained flats. New front porch and new side window. Associated refuse/recycling, parking, cycle store and amenity space
7 Woodleigh Avenue London N12 0LJ · premises record
Applicant Mr Asif Chaudhary · Agent Bancil Partnership Ltd
Refused
2018-01-09
More
Full Application
Roof extension involving hip to gable, rear dormer window, 2no. rooflights to front elevation to facilitate a loft conversion. Single storey side extension
7 Woodleigh Avenue London N12 0LJ · premises record
Approved
2017-11-15
More
Proposed Lawful Development Certificate
Show all 8 rows
Two storey side extension and single storey rear extension.
5 Woodleigh Avenue, London, N12 0LJ · premises record
Refused
2010-12-17
More
Householder Application
Two-storey side extension and single storey rear extension.
5 Woodleigh Avenue, London, N12 0LJ · premises record
Refused
2010-06-09
More
Full Application
Single storey rear extension.
9 Woodleigh Avenue London N12 0LJ · premises record
Applicant Mr And Mrs Abson
Approved
2003-01-01
More
Full Application
Ground and first floor side extension, ground floor rear extension, loft conversion involving rear dormer window extension.
11 Woodleigh Avenue London N12 0LJ · premises record
Applicant Mr & Mrs S Nickoli
Approved
2000-05-16
More
Full Application
Extension/alterations to existing garage toform separate dwelling unit.
5 Woodleigh Avenue London N12 · premises record
Applicant Not disclosed
Refused
1997-09-16
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 11 premises each one covers.
Designation
Coverage
Article 4 Direction Area
Article 4 Small Houses in Multiple Occupation (HMO) Area 1 · reference A4D14A1 · covers 11 of 11 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 11 of 11 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 8 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
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
Agent on 2 applications
Agent on 1 application
Agent on 1 application
Applicant on 2 applications
Applicant on 1 application
Applicant on 1 application
Show all 10 rows
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Agent on 2 applications
Agent on 1 application
Agent on 1 application
Development
What could it become?
Planning precedent8 applications and 8 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy5 EPC records; ratings C: 1, D: 3, E: 1.
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
The Developer PlanOwnership, 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.