Postcode record · Barnet
N12 9JS.
N12 9JS has 30 known premises and 18 planning records — 14 approved of 17 decided (82.4%). 15 EPC records.
Postcode N12 9JS · boundary not held, centred on the postcodeApprovedRefusedOther18 exact18 on the map — every match
At a glance · this postcodeBarnet profile →
30
Premises
known addresses (UPRNs)
18
Applications
17 decided
82.4%
Approval rate
14 approved · 1 refused
15
EPC records
ratings C 5 · D 10
18
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 9JS has 30 known premises and 18 planning records — 14 approved of 17 decided (82.4%). 15 EPC records.
Premises (18 of 30 shown)
Name
Details
UPRN 200041363
UPRN 200041365
UPRN 200041367
UPRN 200041369
UPRN 200041371
UPRN 200041373
UPRN 200041374
UPRN 200041376
UPRN 200041378
UPRN 200041380
UPRN 200041363
UPRN 200041365
UPRN 200041367
Show all 10 rows
UPRN 200041369
UPRN 200041371
UPRN 200041373
UPRN 200041374
UPRN 200041376
UPRN 200041378
UPRN 200041380
Planning
What happened?
18 planning applications across the postcode; 14 approved of 17 decided (82.4%). Latest 18 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Single storey rear extension. Internal alterations
11 Finchley Park London N12 9JS · premises record
Householder Application
Approved
2021-07-14
Roof extension involving hip to gable, rear dormer window and 3no front facing rooflights and new side gable window. New permeable hardstanding to form driveway
11 Finchley Park London N12 9JS · premises record
Proposed Lawful Development Certificate
Approved
2021-07-14
Installation of 3 air conditioning condensers externally on east and west elevations at first floor level
21 Finchley Park London N12 9JS · premises record
Householder Application
Approved
2020-06-19
Installation of new patio door. Replacement of rear wall and roof to existing extension. New patio area to rear. Changes to fenestration
23 Finchley Park London N12 9JS · premises record
Proposed Lawful Development Certificate
Approved
2016-09-20
Single storey rear extension following demolition of rear projection.
7 Finchley Park, London, N12 9JS · premises record
Householder Application
Approved
2014-02-13
Single storey rear extension with a proposed depth of 4metres, eaves height of 2.60metres and a maximum height of 3.70metres
25 Finchley Park, London, N12 9JS · premises record
Applicant Mr N Hurst
Prior Notification (Householder)
Not required
2013-09-19
Conversion of garage into a habitable involving replacing original garage door with bay window.
51 Finchley Park, London, N12 9JS · premises record
Householder Application
Approved
2012-05-16
Single storey rear extension. New front porch. Extensions to roof including rear dormer window and rooflight windows in front elevation to facilitate a loft conversion.
15 Finchley Park, London, N12 9JS · premises record
Proposed Lawful Development Certificate
Approved
2011-03-30
Extension to roof involving a rear dormer window to facilitate a loft conversion.
13 Finchley Park, London, N12 9JS · premises record
Proposed Lawful Development Certificate
Approved
2009-10-22
Part single, part two storey rear extension.
21 Finchley Park, London, N12 9JS · premises record
Full Application
Refused
2009-04-23
Single storey rear extension. Internal alterations
11 Finchley Park London N12 9JS · premises record
Approved
2021-07-14
More
Householder Application
Roof extension involving hip to gable, rear dormer window and 3no front facing rooflights and new side gable window. New permeable hardstanding to form driveway
11 Finchley Park London N12 9JS · premises record
Approved
2021-07-14
More
Proposed Lawful Development Certificate
Installation of 3 air conditioning condensers externally on east and west elevations at first floor level
21 Finchley Park London N12 9JS · premises record
Approved
2020-06-19
More
Householder Application
Show all 10 rows
Installation of new patio door. Replacement of rear wall and roof to existing extension. New patio area to rear. Changes to fenestration
23 Finchley Park London N12 9JS · premises record
Approved
2016-09-20
More
Proposed Lawful Development Certificate
Single storey rear extension following demolition of rear projection.
7 Finchley Park, London, N12 9JS · premises record
Approved
2014-02-13
More
Householder Application
Single storey rear extension with a proposed depth of 4metres, eaves height of 2.60metres and a maximum height of 3.70metres
25 Finchley Park, London, N12 9JS · premises record
Applicant Mr N Hurst
Not required
2013-09-19
More
Prior Notification (Householder)
Conversion of garage into a habitable involving replacing original garage door with bay window.
51 Finchley Park, London, N12 9JS · premises record
Approved
2012-05-16
More
Householder Application
Single storey rear extension. New front porch. Extensions to roof including rear dormer window and rooflight windows in front elevation to facilitate a loft conversion.
15 Finchley Park, London, N12 9JS · premises record
Approved
2011-03-30
More
Proposed Lawful Development Certificate
Extension to roof involving a rear dormer window to facilitate a loft conversion.
13 Finchley Park, London, N12 9JS · premises record
Approved
2009-10-22
More
Proposed Lawful Development Certificate
Part single, part two storey rear extension.
21 Finchley Park, London, N12 9JS · premises record
Refused
2009-04-23
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 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 18 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 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 2 applications
Applicant on 2 applications
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 precedent18 applications and 18 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy15 EPC records; ratings C: 5, D: 10.
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.
5 intent signals recorded in this postcode
Portfolio seller · Long hold
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.