Postcode record · Barnet
N12 9DY.
N12 9DY has 54 known premises and 61 planning records — 41 approved of 59 decided (69.5%). 27 EPC records.
Postcode N12 9DY · boundary not held, centred on the postcodeApprovedRefusedOther61 exact1 approximate62 on the map — every match
At a glance · this postcodeBarnet profile →
54
Premises
known addresses (UPRNs)
61
Applications
59 decided
69.5%
Approval rate
41 approved · 12 refused
27
EPC records
ratings C 10 · D 15 · E 2
62
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 9DY has 54 known premises and 61 planning records — 41 approved of 59 decided (69.5%). 27 EPC records.
Premises (18 of 54 shown)
Name
Details
UPRN 200053731
UPRN 200053732
UPRN 200053740
UPRN 200053742
UPRN 200053744
UPRN 200053746
UPRN 200053748
UPRN 200053750
UPRN 200053752
UPRN 200053754
UPRN 200053731
UPRN 200053732
UPRN 200053740
Show all 10 rows
UPRN 200053742
UPRN 200053744
UPRN 200053746
UPRN 200053748
UPRN 200053750
UPRN 200053752
UPRN 200053754
Planning
What happened?
61 planning applications across the postcode; 41 approved of 59 decided (69.5%). Latest 30 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Single storey rear extension with a proposed depth of 6.0m, a maximum height of 3.72m and an eaves height of 3.0m
2 Grove Road London N12 9DY · premises record
Prior Notification (Householder)
Refused
2026-03-26
Single storey rear extension
56 Grove Road London N12 9DY · premises record
Householder Application
Approved
2022-12-12
Single storey rear extension
56 Grove Road London N12 9DY · premises record
Householder
Approved
2022-12-12
Roof extension involving rear dormer window with juliette balcony and 3no front facing rooflights
66 Grove Road London N12 9DY · premises record
Applicant Mss Irida Korsita · Officer Diva Almaputri
Proposed Lawful Development Certificate
Approved
2022-09-05
Roof extension involving rear dormer window and 3no front facing rooflights
66 Grove Road London N12 9DY · premises record
Applicant Mss Irida Korsita · Officer Tina Oliveira
Householder Application
Withdrawn
2022-08-12
Single storey rear extension over existing patio
70 Grove Road London N12 9DY · premises record
Applicant Mr and Mrs Turnbull · Agent Domus Architects and Project Managers Ltd · Officer Zakera Matin
Householder Application
Approved
2022-06-16
Erection of a rear shed (Retrospective Application)
24 Grove Road London N12 9DY · premises record
Retention/Continued Use
Refused
2022-03-08
First floor rear extension. Demolition and rebuild of the existing rear garage We proposed first floor proposed first floor rear extension over existing ground floor rear extension at 45? rules from next door neighbour. Rear Garage is approved with Planning Application Number: 20/4886/HSE for semidetached single-family house at above address (see proposed drawings for further details). The design will blend in with the street escape and the material used will match existing single-family house external looks. The application will not have any negative impact to the adjacent properties or to the surrounding area at all.
74 Grove Road London N12 9DY · premises record
Householder Application
Refused
2021-02-16
First floor rear extension. Demolition and rebuild of the existing rear garage
74 Grove Road London N12 9DY · premises record
Householder Application
Approved
2020-10-15
Single storey rear extension with 1no rooflight. Installation of 1no roof window on existing roof
58B Grove Road London N12 9DY · premises record
Full Application
Approved
2020-09-03
Single storey rear extension with a proposed depth of 6.0m, a maximum height of 3.72m and an eaves height of 3.0m
2 Grove Road London N12 9DY · premises record
Refused
2026-03-26
More
Prior Notification (Householder)
Single storey rear extension
56 Grove Road London N12 9DY · premises record
Approved
2022-12-12
More
Householder Application
Single storey rear extension
56 Grove Road London N12 9DY · premises record
Approved
2022-12-12
More
Householder
Show all 10 rows
Roof extension involving rear dormer window with juliette balcony and 3no front facing rooflights
66 Grove Road London N12 9DY · premises record
Applicant Mss Irida Korsita · Officer Diva Almaputri
Approved
2022-09-05
More
Proposed Lawful Development Certificate
Roof extension involving rear dormer window and 3no front facing rooflights
66 Grove Road London N12 9DY · premises record
Applicant Mss Irida Korsita · Officer Tina Oliveira
Withdrawn
2022-08-12
More
Householder Application
Single storey rear extension over existing patio
70 Grove Road London N12 9DY · premises record
Applicant Mr and Mrs Turnbull · Agent Domus Architects and Project Managers Ltd · Officer Zakera Matin
Approved
2022-06-16
More
Householder Application
Erection of a rear shed (Retrospective Application)
24 Grove Road London N12 9DY · premises record
Refused
2022-03-08
More
Retention/Continued Use
First floor rear extension. Demolition and rebuild of the existing rear garage We proposed first floor proposed first floor rear extension over existing ground floor rear extension at 45? rules from next door neighbour. Rear Garage is approved with Planning Application Number: 20/4886/HSE for semidetached single-family house at above address (see proposed drawings for further details). The design will blend in with the street escape and the material used will match existing single-family house external looks. The application will not have any negative impact to the adjacent properties or to the surrounding area at all.
74 Grove Road London N12 9DY · premises record
Refused
2021-02-16
More
Householder Application
First floor rear extension. Demolition and rebuild of the existing rear garage
74 Grove Road London N12 9DY · premises record
Approved
2020-10-15
More
Householder Application
Single storey rear extension with 1no rooflight. Installation of 1no roof window on existing roof
58B Grove Road London N12 9DY · premises record
Approved
2020-09-03
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 54 premises each one covers.
Designation
Coverage
Article 4 Direction Area
Article 4 Small Houses in Multiple Occupation (HMO) Area 1 · reference A4D14A1 · covers 54 of 54 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 54 of 54 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 30 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
Applicant on 1 application
Applicant on 1 application
Applicant 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
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Development
What could it become?
Planning precedent61 applications and 62 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy27 EPC records; ratings C: 10, D: 15, 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
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.
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.