Postcode record · Barnet
NW9 6QJ.
NW9 6QJ has 33 known premises and 36 planning records — 21 approved of 35 decided (60%). 20 EPC records.
Postcode NW9 6QJ · boundary not held, centred on the postcodeApprovedRefusedOther36 exact36 on the map — every match
At a glance · this postcodeBarnet profile →
33
Premises
known addresses (UPRNs)
36
Applications
35 decided
60%
Approval rate
21 approved · 7 refused
20
EPC records
ratings B 3 · C 2 · D 11 · E 4
36
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?
NW9 6QJ has 33 known premises and 36 planning records — 21 approved of 35 decided (60%). 20 EPC records.
Premises (18 of 33 shown)
Name
Details
UPRN 200099142
UPRN 200099143
UPRN 200099144
UPRN 200099145
UPRN 200099146
UPRN 200099147
UPRN 200099148
UPRN 200099149
UPRN 200099150
UPRN 200099151
UPRN 200099142
UPRN 200099143
UPRN 200099144
Show all 10 rows
UPRN 200099145
UPRN 200099146
UPRN 200099147
UPRN 200099148
UPRN 200099149
UPRN 200099150
UPRN 200099151
Planning
What happened?
36 planning applications across the postcode; 21 approved of 35 decided (60%). Latest 30 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Single storey rear conservatory extension (Retrospective)
19 Rookery Close London NW9 6QJ · premises record
Retention/Continued Use
Pending Consideration
2026-04-28
First floor side extension
23 Rookery Close London NW9 6QJ · premises record
Householder Application
Approved
2025-12-29
First floor side extension
23 Rookery Close London NW9 6QJ · premises record
Householder Application
Withdrawn
2025-09-09
Single storey side extension and part first floor rear extension. New front porch. (Amended Description Plans)
23 Rookery Close London NW9 6QJ · premises record
Householder Application
Approved
2025-01-10
Roof extension involving hip to gable, rear dormer with juliette balcony and 3no. front facing rooflights
23 Rookery Close London NW9 6QJ · premises record
Proposed Lawful Development Certificate
Approved
2024-10-15
Roof extension involving hip to gable with rear dormer window and 3no. front facing rooflights
19 Rookery Close London NW9 6QJ · premises record
Proposed Lawful Development Certificate
Approved
2024-07-16
single story rear extension wih a proposed depth of 6m, a maximum height of 2.95 and an eaves height of 2.95.
23 Rookery Close London NW9 6QJ · premises record
Prior Notification (Householder)
Not required
2024-07-04
Roof extension involving hip to gable, rear dormer window with juliette balcony and 3no. front facing rooflights
23 Rookery Close London NW9 6QJ · premises record
Proposed Lawful Development Certificate
Refused
2024-07-04
First floor rear extension with associated reduction of existing ground floor rear extension
19 Rookery Close London NW9 6QJ · premises record
Householder Application
Approved
2024-03-14
Single storey rear extension to existing rear extension to a total depth of 6.00 metres, maximum height of 3.00 metres and eaves height of 3.00 metres
20 Rookery Close London NW9 6QJ · premises record
Prior Notification (Householder)
Not required
2024-01-04
Single storey rear conservatory extension (Retrospective)
19 Rookery Close London NW9 6QJ · premises record
Pending Consideration
2026-04-28
More
Retention/Continued Use
First floor side extension
23 Rookery Close London NW9 6QJ · premises record
Approved
2025-12-29
More
Householder Application
First floor side extension
23 Rookery Close London NW9 6QJ · premises record
Withdrawn
2025-09-09
More
Householder Application
Show all 10 rows
Single storey side extension and part first floor rear extension. New front porch. (Amended Description Plans)
23 Rookery Close London NW9 6QJ · premises record
Approved
2025-01-10
More
Householder Application
Roof extension involving hip to gable, rear dormer with juliette balcony and 3no. front facing rooflights
23 Rookery Close London NW9 6QJ · premises record
Approved
2024-10-15
More
Proposed Lawful Development Certificate
Roof extension involving hip to gable with rear dormer window and 3no. front facing rooflights
19 Rookery Close London NW9 6QJ · premises record
Approved
2024-07-16
More
Proposed Lawful Development Certificate
single story rear extension wih a proposed depth of 6m, a maximum height of 2.95 and an eaves height of 2.95.
23 Rookery Close London NW9 6QJ · premises record
Not required
2024-07-04
More
Prior Notification (Householder)
Roof extension involving hip to gable, rear dormer window with juliette balcony and 3no. front facing rooflights
23 Rookery Close London NW9 6QJ · premises record
Refused
2024-07-04
More
Proposed Lawful Development Certificate
First floor rear extension with associated reduction of existing ground floor rear extension
19 Rookery Close London NW9 6QJ · premises record
Approved
2024-03-14
More
Householder Application
Single storey rear extension to existing rear extension to a total depth of 6.00 metres, maximum height of 3.00 metres and eaves height of 3.00 metres
20 Rookery Close London NW9 6QJ · premises record
Not required
2024-01-04
More
Prior Notification (Householder)
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 33 premises each one covers.
Designation
Coverage
Article 4 Direction Area
Article 4 Small Houses in Multiple Occupation (HMO) Area 1 · reference A4D14A1 · covers 33 of 33 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 33 of 33 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 6 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 1 application
Applicant on 6 applications
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 precedent36 applications and 36 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy20 EPC records; ratings B: 3, C: 2, D: 11, E: 4.
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.
7 intent signals recorded in this postcode
Charge registered · Repeat sale · Price decline · Long hold · Ageing director
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.