Postcode record · Barnet
NW4 2PX.
NW4 2PX has 19 known premises and 29 planning records — 23 approved of 29 decided (79.3%). 11 EPC records.
Postcode NW4 2PX · boundary not held, centred on the postcodeApprovedRefusedOther29 on the map — every match
At a glance · this postcodeBarnet profile →
19
Premises
known addresses (UPRNs)
29
Applications
29 decided
79.3%
Approval rate
23 approved · 4 refused
52 days
Median decision time
average 51 days · 29 dated decisions
11
EPC records
ratings D 5 · E 3 · F 3
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?
NW4 2PX has 19 known premises and 29 planning records — 23 approved of 29 decided (79.3%). 11 EPC records.
Premises (18 of 19 shown)
Name
Details
UPRN 200057767
UPRN 200057769
UPRN 200057771
UPRN 200057773
UPRN 200057775
UPRN 200057777
UPRN 200057779
UPRN 200057781
UPRN 200057783
UPRN 200057785
UPRN 200057767
UPRN 200057769
UPRN 200057771
Show all 10 rows
UPRN 200057773
UPRN 200057775
UPRN 200057777
UPRN 200057779
UPRN 200057781
UPRN 200057783
UPRN 200057785
Planning
What happened?
29 planning applications across the postcode; 23 approved of 29 decided (79.3%). Latest 29 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Roof extension involving side and rear dormer window and 3no front facing rooflights
36 Haslemere Avenue London NW4 2PX · premises record
Officer Amy Lee
Proposed Lawful Development Certificate
Approved
2021-07-20
Householder Application
Approved
2021-07-12
First floor side and rear extension (AMENDED DESCRIPTION)
22 Haslemere Avenue London NW4 2PX · premises record
Officer Radhika Bedi
Householder Application
Approved
2020-02-26
Single storey front porch and bay window extension
22 Haslemere Avenue London NW4 2PX · premises record
Officer Lucia Devon
Householder Application
Approved
2020-02-20
Part single part two storey side and rear extension, following demolition of existing canopy. New front porch
28 Haslemere Avenue London NW4 2PX · premises record
Officer Hannah Hiscock
Householder Application
Approved
2020-01-20
Roof extension, including, hip to gable, rear dormer window and 2no. rooflights to front roofslope. Erection of single storey outbuilding to rear garden of property
22 Haslemere Avenue London NW4 2PX · premises record
Officer Radhika Bedi
Proposed Lawful Development Certificate
Approved
2020-01-03
First floor rear extension. Single storey ground floor side and rear extension. Conversion existing garage into habitable room.
22 Haslemere Avenue London NW4 2PX · premises record
Officer Grainne Lawrenson
Householder Application
Approved
2019-12-03
Roof extension, including, hip to gable, rear dormer window and 2no. rooflights to front roofslope. Single storey ground floor front/side extension. Conversion of existing garage into habitable room. Erection of single storey outbuilding to rear garden of property
22 Haslemere Avenue London NW4 2PX · premises record
Officer Radhika Bedi
Proposed Lawful Development Certificate
Refused
2019-11-29
Single storey side and rear extension
6 Haslemere Avenue London NW4 2PX · premises record
Officer Wilf Foster
Householder Application
Refused
2019-01-30
Single storey side and rear extension
6 Haslemere Avenue London NW4 2PX · premises record
Officer Wilf Foster
Householder Application
Approved
2018-11-29
Roof extension involving side and rear dormer window and 3no front facing rooflights
36 Haslemere Avenue London NW4 2PX · premises record
Officer Amy Lee
Approved
2021-07-20
More
Proposed Lawful Development Certificate
Approved
2021-07-12
More
Householder Application
First floor side and rear extension (AMENDED DESCRIPTION)
22 Haslemere Avenue London NW4 2PX · premises record
Officer Radhika Bedi
Approved
2020-02-26
More
Householder Application
Show all 10 rows
Single storey front porch and bay window extension
22 Haslemere Avenue London NW4 2PX · premises record
Officer Lucia Devon
Approved
2020-02-20
More
Householder Application
Part single part two storey side and rear extension, following demolition of existing canopy. New front porch
28 Haslemere Avenue London NW4 2PX · premises record
Officer Hannah Hiscock
Approved
2020-01-20
More
Householder Application
Roof extension, including, hip to gable, rear dormer window and 2no. rooflights to front roofslope. Erection of single storey outbuilding to rear garden of property
22 Haslemere Avenue London NW4 2PX · premises record
Officer Radhika Bedi
Approved
2020-01-03
More
Proposed Lawful Development Certificate
First floor rear extension. Single storey ground floor side and rear extension. Conversion existing garage into habitable room.
22 Haslemere Avenue London NW4 2PX · premises record
Officer Grainne Lawrenson
Approved
2019-12-03
More
Householder Application
Roof extension, including, hip to gable, rear dormer window and 2no. rooflights to front roofslope. Single storey ground floor front/side extension. Conversion of existing garage into habitable room. Erection of single storey outbuilding to rear garden of property
22 Haslemere Avenue London NW4 2PX · premises record
Officer Radhika Bedi
Refused
2019-11-29
More
Proposed Lawful Development Certificate
Single storey side and rear extension
6 Haslemere Avenue London NW4 2PX · premises record
Officer Wilf Foster
Refused
2019-01-30
More
Householder Application
Single storey side and rear extension
6 Haslemere Avenue London NW4 2PX · premises record
Officer Wilf Foster
Approved
2018-11-29
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 19 premises each one covers.
Designation
Coverage
Article 4 Direction Area
Article 4 Small Houses in Multiple Occupation (HMO) Area 1 · reference A4D14A1 · covers 19 of 19 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 19 of 19 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 29 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
Case officer on 3 applications
Case officer on 3 applications
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 3 applications
Case officer on 3 applications
Case officer on 2 applications
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.
Energy11 EPC records; ratings D: 5, E: 3, F: 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.
Boundary: OS Postcode Unit areas (Ordnance Survey), 2026-08-14. Planning records: canonical stage2. EPC: EPC register. Premises: OS AddressBase / UPRN.