Postcode record · Barnet
N11 3NH.
N11 3NH has 30 known premises and 16 planning records — 8 approved of 16 decided (50%). 18 EPC records.
Postcode N11 3NH · boundary not held, centred on the postcodeApprovedRefusedOther16 exact16 on the map — every match
At a glance · this postcodeBarnet profile →
30
Premises
known addresses (UPRNs)
16
Applications
16 decided
50%
Approval rate
8 approved · 5 refused
18
EPC records
ratings C 6 · D 9 · E 3
16
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?
N11 3NH has 30 known premises and 16 planning records — 8 approved of 16 decided (50%). 18 EPC records.
Premises (18 of 30 shown)
Name
Details
UPRN 200093832
UPRN 200093834
UPRN 200093836
UPRN 200093838
UPRN 200093840
UPRN 200093842
UPRN 200093844
UPRN 200093846
UPRN 200093848
UPRN 200093850
UPRN 200093832
UPRN 200093834
UPRN 200093836
Show all 10 rows
UPRN 200093838
UPRN 200093840
UPRN 200093842
UPRN 200093844
UPRN 200093846
UPRN 200093848
UPRN 200093850
Planning
What happened?
16 planning applications across the postcode; 8 approved of 16 decided (50%). Latest 16 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Single storey rear extension with a proposed depth of 4.5 metres from original rear wall, eaves height of 3 metres and maximum height of 3.5 metres.
33 Poplar Grove London N11 3NH · premises record
Applicant Mrs Janet Barnes · Officer Grainne Lawrenson
Prior Notification (Householder)
Not required
2019-03-29
Single storey rear extension linking existing outbuilding to main house (Retrospective Application)
29 Poplar Grove London N11 3NH · premises record
Retention/Continued Use
Refused
2018-10-30
Conversion of garage into a habitable room.
23 Poplar Grove, London, N11 3NH · premises record
Householder Application
Approved
2011-03-21
Conversion of garage into a habitable room including replacement of garage door with windows.
23 Poplar Grove, London, N11 3NH · premises record
Proposed Lawful Development Certificate
Refused
2011-01-18
Conversion of garage into habitable room.
33 Poplar Grove London N11 3NH · premises record
Applicant Mr And Mrs Patel
Full Application
Approved
2005-04-01
Conversion of garage to a habitable room including addition of front window.
33 Poplar Grove London N11 3NH · premises record
Applicant Mr T R Patel
Proposed Lawful Development Certificate
Withdrawn
2005-02-02
Single storey side extension.
23 Poplar Grove London N11 3NH · premises record
Applicant Mr R McNamara · Officer Tom Wyld
Proposed Lawful Development Certificate
Approved
2004-07-20
Part single, part two storey side and rear extensions.
23 Poplar Grove London N11 3NH · premises record
Applicant Mr & Mrs R McNamara · Officer Tom Wyld
Full Application
Refused
2004-05-21
Ground floor and first floor side extension. Two-storey rear extension with associated alterations to roof.
23 Poplar Grove London N11 3NH · premises record
Applicant Mr & Mrs R McNamara · Officer Tom Wyld
Full Application
Withdrawn
2004-01-27
Proposed Lawful Development Certificate
Approved
2003-02-11
Single storey rear extension with a proposed depth of 4.5 metres from original rear wall, eaves height of 3 metres and maximum height of 3.5 metres.
33 Poplar Grove London N11 3NH · premises record
Applicant Mrs Janet Barnes · Officer Grainne Lawrenson
Not required
2019-03-29
More
Prior Notification (Householder)
Single storey rear extension linking existing outbuilding to main house (Retrospective Application)
29 Poplar Grove London N11 3NH · premises record
Refused
2018-10-30
More
Retention/Continued Use
Conversion of garage into a habitable room.
23 Poplar Grove, London, N11 3NH · premises record
Approved
2011-03-21
More
Householder Application
Show all 10 rows
Conversion of garage into a habitable room including replacement of garage door with windows.
23 Poplar Grove, London, N11 3NH · premises record
Refused
2011-01-18
More
Proposed Lawful Development Certificate
Conversion of garage into habitable room.
33 Poplar Grove London N11 3NH · premises record
Applicant Mr And Mrs Patel
Approved
2005-04-01
More
Full Application
Conversion of garage to a habitable room including addition of front window.
33 Poplar Grove London N11 3NH · premises record
Applicant Mr T R Patel
Withdrawn
2005-02-02
More
Proposed Lawful Development Certificate
Single storey side extension.
23 Poplar Grove London N11 3NH · premises record
Applicant Mr R McNamara · Officer Tom Wyld
Approved
2004-07-20
More
Proposed Lawful Development Certificate
Part single, part two storey side and rear extensions.
23 Poplar Grove London N11 3NH · premises record
Applicant Mr & Mrs R McNamara · Officer Tom Wyld
Refused
2004-05-21
More
Full Application
Ground floor and first floor side extension. Two-storey rear extension with associated alterations to roof.
23 Poplar Grove London N11 3NH · premises record
Applicant Mr & Mrs R McNamara · Officer Tom Wyld
Withdrawn
2004-01-27
More
Full Application
Approved
2003-02-11
More
Proposed Lawful Development Certificate
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 30 premises each one covers.
Designation
Coverage
Article 4 Direction Area
Article 4 Small Houses in Multiple Occupation (HMO) Area 1 · reference A4D14A1 · covers 30 of 30 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 30 of 30 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 16 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
Applicant on 4 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 4 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 precedent16 applications and 16 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy18 EPC records; ratings C: 6, D: 9, E: 3.
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.