Postcode record · Barnet
NW9 6RT.
NW9 6RT has 36 known premises and 29 planning records — 20 approved of 28 decided (71.4%). 22 EPC records.
Postcode NW9 6RT · boundary not held, centred on the postcodeApprovedRefusedOther29 on the map — every match
At a glance · this postcodeBarnet profile →
36
Premises
known addresses (UPRNs)
29
Applications
28 decided
71.4%
Approval rate
20 approved · 2 refused
54 days
Median decision time
average 54 days · 27 dated decisions
22
EPC records
ratings C 5 · D 10 · E 6 · F 1
29
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 6RT has 36 known premises and 29 planning records — 20 approved of 28 decided (71.4%). 22 EPC records.
Premises (18 of 36 shown)
Name
Details
UPRN 200025059
UPRN 200025060
UPRN 200025061
UPRN 200025062
UPRN 200025063
UPRN 200025064
UPRN 200025065
UPRN 200025066
UPRN 200025067
UPRN 200025059
UPRN 200025060
Show all 10 rows
UPRN 200025061
UPRN 200025062
UPRN 200025063
UPRN 200025064
UPRN 200025065
UPRN 200025066
UPRN 200025067
Planning
What happened?
29 planning applications across the postcode; 20 approved of 28 decided (71.4%). Latest 29 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Single storey rear extension following demolition of the existing conservatory
7 Colin Close London NW9 6RT · premises record
Officer Joseph Parsons
Householder Application
Approved
2025-11-17
Single storey side extension and front porch extension. Retention of existing composite developments approved under 20/2249/PNH (ground floor rear extension); 20/2248/HSE (two storey rear extension) and 20/2245/192 (roof extensions).
25 Colin Close London NW9 6RT · premises record
Officer Joshua Cheng
Householder Application
Approved
2022-06-23
Roof extension involving hip to gable, rear dormer window, 2no front facing rooflights and new side gable window
25 Colin Close London NW9 6RT · premises record
Officer Amy Lee
Proposed Lawful Development Certificate
Approved
2020-05-19
Single storey rear extension with a proposed depth of 4 metres from original rear wall, eaves height of 3 metres and maximum height of 3.1 metres
12 Colin Close London NW9 6RT · premises record
Prior Notification (Householder)
Not required
2017-02-07
Roof extension involving hip to gable, rear dormer window with 2 rooflights to facilitate a loft conversion.
16 Colin Close London NW9 6RT · premises record
Proposed Lawful Development Certificate
Approved
2016-06-03
Proposed Lawful Development Certificate
Refused
2016-04-27
Single storey rear extension with a proposed depth of 6 metres from original rear wall, eaves height of 3 metres and maximum height of 3.15 metres
14 Colin Close London NW9 6RT · premises record
Officer Wendy Melaab
Prior Notification (Householder)
Not required
2015-07-10
Roof extension involving hip to gable and rear dormer window to facilitate a loft conversion with rooflights
14 Colin Close London NW9 6RT · premises record
Officer Wendy Melaab
Proposed Lawful Development Certificate
Approved
2015-06-03
Single storey rear extension
8 Colin Close London NW9 6RT · premises record
Officer Nora Constantinescu
Proposed Lawful Development Certificate
Approved
2015-06-01
Retention of single storey building in rear garden.
12 Colin Close, London, NW9 6RT · premises record
Officer Emily Benedek
Householder Application
Approved
2010-03-23
Single storey rear extension following demolition of the existing conservatory
7 Colin Close London NW9 6RT · premises record
Officer Joseph Parsons
Approved
2025-11-17
More
Householder Application
Single storey side extension and front porch extension. Retention of existing composite developments approved under 20/2249/PNH (ground floor rear extension); 20/2248/HSE (two storey rear extension) and 20/2245/192 (roof extensions).
25 Colin Close London NW9 6RT · premises record
Officer Joshua Cheng
Approved
2022-06-23
More
Householder Application
Roof extension involving hip to gable, rear dormer window, 2no front facing rooflights and new side gable window
25 Colin Close London NW9 6RT · premises record
Officer Amy Lee
Approved
2020-05-19
More
Proposed Lawful Development Certificate
Show all 10 rows
Single storey rear extension with a proposed depth of 4 metres from original rear wall, eaves height of 3 metres and maximum height of 3.1 metres
12 Colin Close London NW9 6RT · premises record
Not required
2017-02-07
More
Prior Notification (Householder)
Roof extension involving hip to gable, rear dormer window with 2 rooflights to facilitate a loft conversion.
16 Colin Close London NW9 6RT · premises record
Approved
2016-06-03
More
Proposed Lawful Development Certificate
Refused
2016-04-27
More
Proposed Lawful Development Certificate
Single storey rear extension with a proposed depth of 6 metres from original rear wall, eaves height of 3 metres and maximum height of 3.15 metres
14 Colin Close London NW9 6RT · premises record
Officer Wendy Melaab
Not required
2015-07-10
More
Prior Notification (Householder)
Roof extension involving hip to gable and rear dormer window to facilitate a loft conversion with rooflights
14 Colin Close London NW9 6RT · premises record
Officer Wendy Melaab
Approved
2015-06-03
More
Proposed Lawful Development Certificate
Single storey rear extension
8 Colin Close London NW9 6RT · premises record
Officer Nora Constantinescu
Approved
2015-06-01
More
Proposed Lawful Development Certificate
Retention of single storey building in rear garden.
12 Colin Close, London, NW9 6RT · premises record
Officer Emily Benedek
Approved
2010-03-23
More
Householder 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 36 premises each one covers.
Designation
Coverage
Article 4 Direction Area
Article 4 Small Houses in Multiple Occupation (HMO) Area 1 · reference A4D14A1 · covers 36 of 36 premises. Some normally permitted changes may require planning permission.
Archaeological Priority Area
‘Watling’ derived from the Saxons – Waeclingas – who lived near St Albans in the 6th century. Roman evidence has been recovered from The Hyde, in the form of a gold coin. Colindeep Lane (Watford Way) was an ancient street and may have been used t · reference 77306 · covers 17 of 36 premises. Groundworks may require archaeological assessment or investigation.
Article 4 Direction Area
Article 4 Small Houses in Multiple Occupation (HMO) Area 1 · reference A4D14A1 · covers 36 of 36 premises. Some normally permitted changes may require planning permission.
Archaeological Priority Area
‘Watling’ derived from the Saxons – Waeclingas – who lived near St Albans in the 6th century. Roman evidence has been recovered from The Hyde, in the form of a gold coin. Colindeep Lane (Watford Way) was an ancient street and may have been used t · reference 77306 · covers 17 of 36 premises. Groundworks may require archaeological assessment or investigation.
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 29 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
Case officer on 2 applications
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Case officer on 2 applications
Case officer on 1 application
Case officer on 1 application
Show all 10 rows
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Development
What could it become?
Planning precedent29 applications and 29 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy22 EPC records; ratings C: 5, D: 10, E: 6, 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.
4 intent signals recorded in this postcode
EPC F/G · Long hold · Ageing director
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.