Postcode record · Barnet
NW2 3LJ.
NW2 3LJ has 35 known premises and 11 planning records — 6 approved of 11 decided (54.5%). 10 EPC records.
Postcode NW2 3LJ · boundary not held, centred on the postcodeApprovedRefusedOther11 exact1 approximate12 on the map — every match
At a glance · this postcodeBarnet profile →
35
Premises
known addresses (UPRNs)
11
Applications
11 decided
54.5%
Approval rate
6 approved · 5 refused
10
EPC records
ratings C 4 · D 5 · E 1
12
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?
NW2 3LJ has 35 known premises and 11 planning records — 6 approved of 11 decided (54.5%). 10 EPC records.
Premises (18 of 35 shown)
Name
Details
UPRN 200004498
UPRN 200004499
UPRN 200004501
UPRN 200004505
UPRN 200004507
UPRN 200004509
UPRN 200004511
UPRN 200004512
UPRN 200004513
UPRN 200004514
UPRN 200004498
UPRN 200004499
UPRN 200004501
Show all 10 rows
UPRN 200004505
UPRN 200004507
UPRN 200004509
UPRN 200004511
UPRN 200004512
UPRN 200004513
UPRN 200004514
Planning
What happened?
11 planning applications across the postcode; 6 approved of 11 decided (54.5%). Latest 11 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Single storey rear extension following the demolition of single storey rear addition
Flat 2 11 Ash Grove London NW2 3LJ · premises record
Full Application
Approved
2025-07-28
Roof extension with rear dormer window
Flat 5 11 Ash Grove London NW2 3LJ · premises record
Full Application
Approved
2025-07-28
Enlargement of the existing rear dormer window and conversion of the existing roof space into habitable room
Flat 3 15 Ash Grove London NW2 3LJ · premises record
Full Application
Refused
2024-10-16
Roof extension involving rear dormer window and 2no front facing rooflights (Retrospective Application)
9 Ash Grove London NW2 3LJ · premises record
Retention/Continued Use
Refused
2022-02-23
Conversion of the existing dwelling into 2no self-contained flats. Alterations to rear elevation access
9 Ash Grove London NW2 3LJ · premises record
Full Application
Refused
2021-10-28
Conversion of the existing dwelling into 3no self-contained flats. Associated refuse/recycling storage
9 Ash Grove London NW2 3LJ · premises record
Full Application
Refused
2021-07-02
Single storey rear extension.
Flat A, 13 Ash Grove, London, NW2 3LJ · premises record
Householder Application
Approved
2012-12-20
Continued use of property as five self-contained flats.
11 Ash Grove London NW2 3LJ · premises record
Applicant Mr S McGiveney · Officer Alissa Fawcett
Existing Lawful Development Certificate
Approved
2006-11-03
Single storey storage building at rear.
7 Ash Grove London NW2 3LJ · premises record
Applicant Paul Farrell · Officer Historic Planning Officer
Full Application
Approved
2006-08-22
Single storey rear extension following the demolition of single storey rear addition
Flat 2 11 Ash Grove London NW2 3LJ · premises record
Approved
2025-07-28
More
Full Application
Roof extension with rear dormer window
Flat 5 11 Ash Grove London NW2 3LJ · premises record
Approved
2025-07-28
More
Full Application
Enlargement of the existing rear dormer window and conversion of the existing roof space into habitable room
Flat 3 15 Ash Grove London NW2 3LJ · premises record
Refused
2024-10-16
More
Full Application
Show all 10 rows
Roof extension involving rear dormer window and 2no front facing rooflights (Retrospective Application)
9 Ash Grove London NW2 3LJ · premises record
Refused
2022-02-23
More
Retention/Continued Use
Conversion of the existing dwelling into 2no self-contained flats. Alterations to rear elevation access
9 Ash Grove London NW2 3LJ · premises record
Refused
2021-10-28
More
Full Application
Conversion of the existing dwelling into 3no self-contained flats. Associated refuse/recycling storage
9 Ash Grove London NW2 3LJ · premises record
Refused
2021-07-02
More
Full Application
Single storey rear extension.
Flat A, 13 Ash Grove, London, NW2 3LJ · premises record
Approved
2012-12-20
More
Householder Application
Continued use of property as five self-contained flats.
11 Ash Grove London NW2 3LJ · premises record
Applicant Mr S McGiveney · Officer Alissa Fawcett
Approved
2006-11-03
More
Existing Lawful Development Certificate
Single storey storage building at rear.
7 Ash Grove London NW2 3LJ · premises record
Applicant Paul Farrell · Officer Historic Planning Officer
Approved
2006-08-22
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 35 premises each one covers.
Designation
Coverage
Article 4 Direction Area
Article 4 Small Houses in Multiple Occupation (HMO) Area 1 · reference A4D14A1 · covers 35 of 35 premises. Some normally permitted changes may require planning permission.
Archaeological Priority Area
The Roman road, called Watling Street, is suspected to run through Cricklewood. Horseshoes and Roman relics have been found along Watling Street, situated on the boundary of Hendon. Historical evidence from the 16th century mentions its location runni · reference 76219 · covers 10 of 35 premises. Groundworks may require archaeological assessment or investigation.
Article 4 Direction Area
Article 4 Small Houses in Multiple Occupation (HMO) Area 1 · reference A4D14A1 · covers 35 of 35 premises. Some normally permitted changes may require planning permission.
Archaeological Priority Area
The Roman road, called Watling Street, is suspected to run through Cricklewood. Horseshoes and Roman relics have been found along Watling Street, situated on the boundary of Hendon. Historical evidence from the 16th century mentions its location runni · reference 76219 · covers 10 of 35 premises. Groundworks may require archaeological assessment or investigation.
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 11 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
Applicant on 2 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
Agent on 2 applications
Agent on 2 applications
Agent on 1 application
Applicant on 2 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
Agent on 2 applications
Agent on 2 applications
Agent on 1 application
Development
What could it become?
Planning precedent11 applications and 12 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy10 EPC records; ratings C: 4, D: 5, 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.
11 intent signals recorded in this postcode
Charge registered · Beatable refusal · Long hold · HMO licensed
Subscribe to see the signals →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.