Postcode record · Barnet
N12 9LU.
N12 9LU has 7 known premises and 19 planning records — 10 approved of 19 decided (52.6%). 4 EPC records.
Postcode N12 9LU · boundary not held, centred on the postcodeApprovedRefusedOther19 exact19 on the map — every match
At a glance · this postcodeBarnet profile →
7
Premises
known addresses (UPRNs)
19
Applications
19 decided
52.6%
Approval rate
10 approved · 5 refused
4
EPC records
ratings D 2 · E 2
19
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 9LU has 7 known premises and 19 planning records — 10 approved of 19 decided (52.6%). 4 EPC records.
Premises
Name
Details
UPRN 200045080
UPRN 200045403
UPRN 200045405
UPRN 200045409
UPRN 200045411
UPRN 200045413
UPRN 200045415
UPRN 200045080
UPRN 200045403
UPRN 200045405
Show all 7 rows
UPRN 200045409
UPRN 200045411
UPRN 200045413
UPRN 200045415
Planning
What happened?
19 planning applications across the postcode; 10 approved of 19 decided (52.6%). Latest 19 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Single storey side extension with enlargement to existing patio
150 Friern Park London N12 9LU · premises record
Householder Application
Approved
2022-05-09
Erection of rear outbuilding
144 Friern Park London N12 9LU · premises record
Applicant Mr J Atkinson · Agent Richmond Design + Build Ltd
Proposed Lawful Development Certificate
Approved
2017-08-21
Part single, part two storey rear extension. Extension to roof including hip to gable end, 1no rear dormer window and 2no roof lights to front elevation
144 Friern Park London N12 9LU · premises record
Householder Application
Approved
2017-05-26
Erection of outbuilding to rear
146A Friern Park London N12 9LU · premises record
Full Application
Approved
2017-04-04
Proposed outbuilding to rear
Ground Floor Flat 146 Friern Park London N12 9LU · premises record
Full Application
Approved
2017-04-04
Single storey rear extension
146A Friern Park London N12 9LU · premises record
Applicant Mr Kamal Lakhani · Agent Richmond Design and Build Limited
Full Application
Refused
2016-12-02
Roof extension involving hip to gable, rear dormer window with juliette balcony, 2no. rooflights to front and new gable window to side elevation to facilitate a loft conversion
First Floor Flat 146 Friern Park London N12 9LU · premises record
Full Application
Refused
2016-11-21
How far does the enlarged part of the dwellinghouse extend beyond the rear wall of the original dwellinghouse (in metres)? 5 What is the maximum height of the enlarged part of the dwellinghouse (in metres)? 3 What is the height of the eaves of the enlarged part of the dwellinghouse (in metres)? 2.95 Any other relevant details Please note, The proposal is for Single Storey Larger House Extension, 5m from the original rear wall of the house following removal of small rear extension. The Eves height is 2.95m from the Rear Garden level. The maximum Proposed Single Storey rear extension height is 3m from rear garden level. There is no Patio proposed with this application.
144 Friern Park London N12 9LU · premises record
Prior Approval
Withdrawn
2016-10-20
Single storey rear extension with a proposed depth of 5 metres from original rear wall, eaves height of 3 metres and maximum height of 3.2 metres
144 Friern Park London N12 9LU · premises record
Applicant Mr JONATHAN ATKINSON · Agent Mr Ajay Dave
Prior Notification (Householder)
Not required
2016-10-13
Single storey rear extension with a proposed depth of 5 metres from original rear wall, eaves height of 3 metres and maximum height of 3 metres
144 Friern Park London N12 9LU · premises record
Prior Notification (Householder)
Refused
2016-09-27
Single storey side extension with enlargement to existing patio
150 Friern Park London N12 9LU · premises record
Approved
2022-05-09
More
Householder Application
Erection of rear outbuilding
144 Friern Park London N12 9LU · premises record
Applicant Mr J Atkinson · Agent Richmond Design + Build Ltd
Approved
2017-08-21
More
Proposed Lawful Development Certificate
Part single, part two storey rear extension. Extension to roof including hip to gable end, 1no rear dormer window and 2no roof lights to front elevation
144 Friern Park London N12 9LU · premises record
Approved
2017-05-26
More
Householder Application
Show all 10 rows
Erection of outbuilding to rear
146A Friern Park London N12 9LU · premises record
Approved
2017-04-04
More
Full Application
Proposed outbuilding to rear
Ground Floor Flat 146 Friern Park London N12 9LU · premises record
Approved
2017-04-04
More
Full Application
Single storey rear extension
146A Friern Park London N12 9LU · premises record
Applicant Mr Kamal Lakhani · Agent Richmond Design and Build Limited
Refused
2016-12-02
More
Full Application
Roof extension involving hip to gable, rear dormer window with juliette balcony, 2no. rooflights to front and new gable window to side elevation to facilitate a loft conversion
First Floor Flat 146 Friern Park London N12 9LU · premises record
Refused
2016-11-21
More
Full Application
How far does the enlarged part of the dwellinghouse extend beyond the rear wall of the original dwellinghouse (in metres)? 5 What is the maximum height of the enlarged part of the dwellinghouse (in metres)? 3 What is the height of the eaves of the enlarged part of the dwellinghouse (in metres)? 2.95 Any other relevant details Please note, The proposal is for Single Storey Larger House Extension, 5m from the original rear wall of the house following removal of small rear extension. The Eves height is 2.95m from the Rear Garden level. The maximum Proposed Single Storey rear extension height is 3m from rear garden level. There is no Patio proposed with this application.
144 Friern Park London N12 9LU · premises record
Withdrawn
2016-10-20
More
Prior Approval
Single storey rear extension with a proposed depth of 5 metres from original rear wall, eaves height of 3 metres and maximum height of 3.2 metres
144 Friern Park London N12 9LU · premises record
Applicant Mr JONATHAN ATKINSON · Agent Mr Ajay Dave
Not required
2016-10-13
More
Prior Notification (Householder)
Single storey rear extension with a proposed depth of 5 metres from original rear wall, eaves height of 3 metres and maximum height of 3 metres
144 Friern Park London N12 9LU · premises record
Refused
2016-09-27
More
Prior Notification (Householder)
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 7 premises each one covers.
Designation
Coverage
Article 4 Direction Area
Article 4 Small Houses in Multiple Occupation (HMO) Area 1 · reference A4D14A1 · covers 7 of 7 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 7 of 7 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 19 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
Applicant on 4 applications
Applicant on 3 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
Agent on 5 applications
Agent on 2 applications
Applicant on 4 applications
Applicant on 3 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
Agent on 5 applications
Agent on 2 applications
Development
What could it become?
Planning precedent19 applications and 19 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy4 EPC records; ratings D: 2, E: 2.
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.