Postcode record · Barnet
EN5 3JN.
EN5 3JN has 20 known premises and 10 planning records — 6 approved of 10 decided (60%). 7 EPC records.
Postcode EN5 3JN · boundary not held, centred on the postcodeApprovedRefusedOther10 exact41 approximate51 on the map — every match
At a glance · this postcodeBarnet profile →
20
Premises
known addresses (UPRNs)
10
Applications
10 decided
60%
Approval rate
6 approved · 2 refused
7
EPC records
ratings B 1 · C 2 · D 3 · F 1
51
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?
EN5 3JN has 20 known premises and 10 planning records — 6 approved of 10 decided (60%). 7 EPC records.
Premises (18 of 20 shown)
Name
Details
UPRN 200004048
UPRN 200087540
UPRN 200087541
UPRN 200087542
UPRN 200087543
UPRN 200087544
UPRN 200087545
UPRN 200087546
UPRN 200087548
UPRN 200087549
UPRN 200004048
UPRN 200087540
UPRN 200087541
Show all 10 rows
UPRN 200087542
UPRN 200087543
UPRN 200087544
UPRN 200087545
UPRN 200087546
UPRN 200087548
UPRN 200087549
Planning
What happened?
10 planning applications across the postcode; 6 approved of 10 decided (60%). Latest 10 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
First floor rear extension
5 Oaklands Lane Barnet EN5 3JN · premises record
Householder Application
Approved
2026-01-30
Conversion and extension of the existing garage and study into habitable room with 2no. rooflights, insertion of windows to replace garage door
6 Oaklands Lane Barnet EN5 3JN · premises record
Applicant Ronald Sandford · Officer Eddie Millar
Householder Application
Approved
2023-05-22
First floor rear extension with juliette balcony
Chauffeurs Cottage 4 Oaklands Lane Barnet EN5 3JN · premises record
Householder Application
Approved
2019-07-09
Single storey rear extension. Roof extension involving rear dormer window and 3no front rooflights
Elm Cottage 1 Oaklands Lane Barnet EN5 3JN · premises record
Householder Application
Approved
2018-07-18
Single storey rear extension following demolition of existing rear extension with new raised terrace and ramp (Amended Description)
3 Oaklands Lane Barnet EN5 3JN · premises record
Householder Application
Approved
2017-03-31
First floor rear extension, projecting bay window to front facade, glazed canopy over entrance, and modifications to windows to front elevation.
6 Oaklands Lane, Barnet, Herts, EN5 3JN · premises record
Householder Application
Approved
2011-12-16
Single storey side extension and part single, part two storey rear extension.
3 Oaklands Lane Barnet Hertfordshire EN5 3JN · premises record
Applicant Mr R Meloy
Full Application
Withdrawn
2003-12-01
Construction of two-storey rear extension and underground games room.
5 Oaklands Lane Barnet Hertfordshire EN5 3JN · premises record
Applicant S. Marden
Full Application
Refused
2003-05-19
First floor rear extension and single storey side extension.
4 Oaklands Lane Barnet Hertfordshire EN5 3JN · premises record
Applicant Mrs P Bowell
Full Application
Withdrawn
2003-04-04
Two storey rear extension and single storey side extension to 3 Oaklands Lane. First floor rear extension at single storey side extension to 4 Oaklands Lane.
3 Oaklands Lane Barnet Hertfordshire EN5 3JN · premises record
Applicant Mr R Malry
Full Application
Refused
2002-10-02
First floor rear extension
5 Oaklands Lane Barnet EN5 3JN · premises record
Approved
2026-01-30
More
Householder Application
Conversion and extension of the existing garage and study into habitable room with 2no. rooflights, insertion of windows to replace garage door
6 Oaklands Lane Barnet EN5 3JN · premises record
Applicant Ronald Sandford · Officer Eddie Millar
Approved
2023-05-22
More
Householder Application
First floor rear extension with juliette balcony
Chauffeurs Cottage 4 Oaklands Lane Barnet EN5 3JN · premises record
Approved
2019-07-09
More
Householder Application
Show all 10 rows
Single storey rear extension. Roof extension involving rear dormer window and 3no front rooflights
Elm Cottage 1 Oaklands Lane Barnet EN5 3JN · premises record
Approved
2018-07-18
More
Householder Application
Single storey rear extension following demolition of existing rear extension with new raised terrace and ramp (Amended Description)
3 Oaklands Lane Barnet EN5 3JN · premises record
Approved
2017-03-31
More
Householder Application
First floor rear extension, projecting bay window to front facade, glazed canopy over entrance, and modifications to windows to front elevation.
6 Oaklands Lane, Barnet, Herts, EN5 3JN · premises record
Approved
2011-12-16
More
Householder Application
Single storey side extension and part single, part two storey rear extension.
3 Oaklands Lane Barnet Hertfordshire EN5 3JN · premises record
Applicant Mr R Meloy
Withdrawn
2003-12-01
More
Full Application
Construction of two-storey rear extension and underground games room.
5 Oaklands Lane Barnet Hertfordshire EN5 3JN · premises record
Applicant S. Marden
Refused
2003-05-19
More
Full Application
First floor rear extension and single storey side extension.
4 Oaklands Lane Barnet Hertfordshire EN5 3JN · premises record
Applicant Mrs P Bowell
Withdrawn
2003-04-04
More
Full Application
Two storey rear extension and single storey side extension to 3 Oaklands Lane. First floor rear extension at single storey side extension to 4 Oaklands Lane.
3 Oaklands Lane Barnet Hertfordshire EN5 3JN · premises record
Applicant Mr R Malry
Refused
2002-10-02
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 20 premises each one covers.
Designation
Coverage
Article 4 Direction Area
Article 4 Small Houses in Multiple Occupation (HMO) Area 1 · reference A4D14A1 · covers 20 of 20 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 20 of 20 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 10 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
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 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
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
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Development
What could it become?
Planning precedent10 applications and 51 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy7 EPC records; ratings B: 1, C: 2, D: 3, F: 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
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.