Postcode record · Barnet
N12 9EE.
N12 9EE has 44 known premises and 47 planning records — 28 approved of 47 decided (59.6%). 24 EPC records.
Postcode N12 9EE · boundary not held, centred on the postcodeApprovedRefusedOther47 exact47 on the map — every match
At a glance · this postcodeBarnet profile →
44
Premises
known addresses (UPRNs)
47
Applications
47 decided
59.6%
Approval rate
28 approved · 14 refused
24
EPC records
ratings C 5 · D 16 · E 3
47
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 9EE has 44 known premises and 47 planning records — 28 approved of 47 decided (59.6%). 24 EPC records.
Premises (18 of 44 shown)
Name
Details
UPRN 200019596
UPRN 200019611
UPRN 200019613
UPRN 200019615
UPRN 200019617
UPRN 200019619
UPRN 200019621
UPRN 200019622
UPRN 200019624
UPRN 200019626
UPRN 200019596
UPRN 200019611
UPRN 200019613
Show all 10 rows
UPRN 200019615
UPRN 200019617
UPRN 200019619
UPRN 200019621
UPRN 200019622
UPRN 200019624
UPRN 200019626
Planning
What happened?
47 planning applications across the postcode; 28 approved of 47 decided (59.6%). Latest 30 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Roof extension with 1no. rear dormer window over main roof and 1no. rear dormer over outrigger roof and 2no. front facing rooflights
29 Castle Road London N12 9EE · premises record
Officer Lottie Burden
Proposed Lawful Development Certificate
Approved
2025-10-17
Redevelopment of existing car park including construction of two and three storey buildings to provide 20 residential dwellings (Use Class C3); with associated access, landscaping, amenity space, cycle storage, refuse/recycling storage and other associated works (amended plans)
Car Park Between Castle Mews And 7 Castle Road London N12 9EE · premises record
Officer Greta Norton
Full Application
Refused
2025-02-14
Roof extension including rear dormer window with juliette balcony and 2no. front facing rooflights
33 Castle Road London N12 9EE · premises record
Officer Basya Markovits
Proposed Lawful Development Certificate
Approved
2023-04-17
Single storey rear extension with a depth of 8.00 metres, beyond the original rear wall and a maximum height of 3.00 metres and an eaves height of 2.80 metres.
33 Castle Road London N12 9EE · premises record
Prior Notification (Householder)
Not required
2023-04-17
Single storey side and rear extension
Ground Floor Flat 43 Castle Road London N12 9EE · premises record
Officer Basya Markovits
Full Application
Approved
2023-02-20
Erection of a rear outbuilding
13 Castle Road London N12 9EE · premises record
Householder
Approved
2021-08-06
Roof extension involving rear dormer window with juliette balcony and 2no front facing rooflights
First Floor Flat 47 Castle Road London N12 9EE · premises record
Officer Andrew Turner
Full Application
Refused
2021-05-12
Roof extension involving rear dormer window with juliette balcony and 2no front facing rooflights
47 Castle Road London N12 9EE · premises record
Proposed Lawful Development Certificate
Refused
2021-03-16
Roof extension involving rear dormer window and 2no front facing rooflights
First Floor Flat 47 Castle Road London N12 9EE · premises record
Full Application
Approved
2020-12-18
Submission of details of condition 3 (External materials details), 10 (Building foundations), 12 (Landscape plan), pursuant to planning permission 17/6371/FUL dated 07/12/2017
Ashfield Residential Care Home 23 - 25 Castle Road London N12 9EE · premises record
Officer Frances Haines
Conditions
Approved
2020-09-30
Roof extension with 1no. rear dormer window over main roof and 1no. rear dormer over outrigger roof and 2no. front facing rooflights
29 Castle Road London N12 9EE · premises record
Officer Lottie Burden
Approved
2025-10-17
More
Proposed Lawful Development Certificate
Redevelopment of existing car park including construction of two and three storey buildings to provide 20 residential dwellings (Use Class C3); with associated access, landscaping, amenity space, cycle storage, refuse/recycling storage and other associated works (amended plans)
Car Park Between Castle Mews And 7 Castle Road London N12 9EE · premises record
Officer Greta Norton
Refused
2025-02-14
More
Full Application
Roof extension including rear dormer window with juliette balcony and 2no. front facing rooflights
33 Castle Road London N12 9EE · premises record
Officer Basya Markovits
Approved
2023-04-17
More
Proposed Lawful Development Certificate
Show all 10 rows
Single storey rear extension with a depth of 8.00 metres, beyond the original rear wall and a maximum height of 3.00 metres and an eaves height of 2.80 metres.
33 Castle Road London N12 9EE · premises record
Not required
2023-04-17
More
Prior Notification (Householder)
Single storey side and rear extension
Ground Floor Flat 43 Castle Road London N12 9EE · premises record
Officer Basya Markovits
Approved
2023-02-20
More
Full Application
Erection of a rear outbuilding
13 Castle Road London N12 9EE · premises record
Approved
2021-08-06
More
Householder
Roof extension involving rear dormer window with juliette balcony and 2no front facing rooflights
First Floor Flat 47 Castle Road London N12 9EE · premises record
Officer Andrew Turner
Refused
2021-05-12
More
Full Application
Roof extension involving rear dormer window with juliette balcony and 2no front facing rooflights
47 Castle Road London N12 9EE · premises record
Refused
2021-03-16
More
Proposed Lawful Development Certificate
Roof extension involving rear dormer window and 2no front facing rooflights
First Floor Flat 47 Castle Road London N12 9EE · premises record
Approved
2020-12-18
More
Full Application
Submission of details of condition 3 (External materials details), 10 (Building foundations), 12 (Landscape plan), pursuant to planning permission 17/6371/FUL dated 07/12/2017
Ashfield Residential Care Home 23 - 25 Castle Road London N12 9EE · premises record
Officer Frances Haines
Approved
2020-09-30
More
Conditions
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 44 premises each one covers.
Designation
Coverage
Article 4 Direction Area
Article 4 Small Houses in Multiple Occupation (HMO) Area 1 · reference A4D14A1 · covers 44 of 44 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 44 of 44 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 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Agent on 1 application
Agent on 1 application
Agent on 1 application
Agent on 1 application
Case officer on 2 applications
Applicant on 2 applications
Applicant on 1 application
Applicant on 1 application
Show all 10 rows
Applicant on 1 application
Applicant on 1 application
Agent on 1 application
Agent on 1 application
Agent on 1 application
Agent on 1 application
Case officer on 2 applications
Development
What could it become?
Planning precedent47 applications and 47 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy24 EPC records; ratings C: 5, D: 16, 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.
5 intent signals recorded in this postcode
Ageing director · Beatable refusal · Long hold
Subscribe to see the signals →Boundary: OS Postcode Unit areas (Ordnance Survey), 2026-08-14. Planning records: canonical stage2. EPC: EPC register. Premises: OS AddressBase / UPRN.