Postcode record · Barnet
NW3 7NJ.
NW3 7NJ has 27 known premises and 72 planning records — 52 approved of 69 decided (75.4%). 14 EPC records.
Postcode NW3 7NJ · boundary not held, centred on the postcodeApprovedRefusedOther78 on the map — every match
At a glance · this postcodeBarnet profile →
27
Premises
known addresses (UPRNs)
72
Applications
69 decided
75.4%
Approval rate
52 approved · 10 refused
14
EPC records
ratings B 2 · C 3 · D 3 · E 6
78
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?
NW3 7NJ has 27 known premises and 72 planning records — 52 approved of 69 decided (75.4%). 14 EPC records.
Premises (18 of 27 shown)
Name
Details
UPRN 200124398
UPRN 200124399
UPRN 200124400
UPRN 200124401
UPRN 200124402
UPRN 200124403
UPRN 200124404
UPRN 200124405
UPRN 200124406
UPRN 200124398
UPRN 200124399
Show all 10 rows
UPRN 200124400
UPRN 200124401
UPRN 200124402
UPRN 200124403
UPRN 200124404
UPRN 200124405
UPRN 200124406
Planning
What happened?
72 planning applications across the postcode; 52 approved of 69 decided (75.4%). Latest 30 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Non material amendment to planning permission 25/1578/HSE dated 06.06.2025 for 'First floor side extension with crown roof. Changes to fenestration' Amendments include raising boundary wall of no. 16 to increase ground floor ceiling height, removal of first floor shutters and garage render, installation of new garage door and new soft landscaping to the front garden
17 West Heath Close London NW3 7NJ · premises record
Non Material Amendment
Refused
2026-04-24
First floor rear extension. Replacement of existing rooflight. New rooflight to first floor rear extension. Replacement of existing rear dormer window. Changes to rear fenestration
17 West Heath Close London NW3 7NJ · premises record
Householder Application
Approved
2025-06-10
Additional 1no. rear and 2no. side facing rooflights; Alterations to rear elevation replacing existing doors with new patio door; 1no. new flat roof, openable rooflight replacing existing rooflight; New garage door to front elevation
2 West Heath Close London NW3 7NJ · premises record
Householder Application
Approved
2025-05-06
First floor side extension with crown roof. Changes to fenestration
17 West Heath Close London NW3 7NJ · premises record
Householder Application
Approved
2025-04-11
1 x Catalpa (applicants ref. T1) - Crown reduce by 2-3m to balance crown and relieve pressure on regrowth points and main stem (which has a cavity at 1.5m). Standing in Group G105 of Tree Preservation Order.
5 West Heath Close London NW3 7NJ · premises record
Works to TPO trees
Approved
2024-06-03
Single storey rear basement extension.
19 West Heath Close London NW3 7NJ · premises record
Householder Application
Withdrawn
2024-05-08
Variation of Condition 1 of planning permission reference 20/0822/FUL dated 04/08/20 for 'Demolition of existing dwelling. Erection a two storey detached dwelling. Associated refuse, recycling storage and cycle store.' Amendments include the retention of increase in eaves height and replace 2no. dormer windows with 1no. dormer window (as-built) (Amended Description)
13 West Heath Close London NW3 7NJ · premises record
Vary/Remove condition/Minor Mtl Amnd
Approved
2024-01-24
Single-storey rear extension/conservatory with rooflights. Installation of solar panels to main roof. Two-storey front extension to replace existing porch. Installation of a sump pump chamber to front of basement. Replacement of walk-on glass rooflights to front garden
19 West Heath Close London NW3 7NJ · premises record
Householder
Approved
2024-01-22
2 x Norway Maple (applicants ref. T2, T3) - Shorten overhanging branches from neighbours garden and lift lower branches to 4m. Standing in Group G107 of Tree Preservation Order.
13 West Heath Close London NW3 7NJ · premises record
Works to TPO trees
Approved
2023-12-01
New front porch. Replacement of windows and associated alterations to the front and rear fenestrations. (amended description)
22 West Heath Close London NW3 7NJ · premises record
Householder
Approved
2023-08-03
Non material amendment to planning permission 25/1578/HSE dated 06.06.2025 for 'First floor side extension with crown roof. Changes to fenestration' Amendments include raising boundary wall of no. 16 to increase ground floor ceiling height, removal of first floor shutters and garage render, installation of new garage door and new soft landscaping to the front garden
17 West Heath Close London NW3 7NJ · premises record
Refused
2026-04-24
More
Non Material Amendment
First floor rear extension. Replacement of existing rooflight. New rooflight to first floor rear extension. Replacement of existing rear dormer window. Changes to rear fenestration
17 West Heath Close London NW3 7NJ · premises record
Approved
2025-06-10
More
Householder Application
Additional 1no. rear and 2no. side facing rooflights; Alterations to rear elevation replacing existing doors with new patio door; 1no. new flat roof, openable rooflight replacing existing rooflight; New garage door to front elevation
2 West Heath Close London NW3 7NJ · premises record
Approved
2025-05-06
More
Householder Application
Show all 10 rows
First floor side extension with crown roof. Changes to fenestration
17 West Heath Close London NW3 7NJ · premises record
Approved
2025-04-11
More
Householder Application
1 x Catalpa (applicants ref. T1) - Crown reduce by 2-3m to balance crown and relieve pressure on regrowth points and main stem (which has a cavity at 1.5m). Standing in Group G105 of Tree Preservation Order.
5 West Heath Close London NW3 7NJ · premises record
Approved
2024-06-03
More
Works to TPO trees
Single storey rear basement extension.
19 West Heath Close London NW3 7NJ · premises record
Withdrawn
2024-05-08
More
Householder Application
Variation of Condition 1 of planning permission reference 20/0822/FUL dated 04/08/20 for 'Demolition of existing dwelling. Erection a two storey detached dwelling. Associated refuse, recycling storage and cycle store.' Amendments include the retention of increase in eaves height and replace 2no. dormer windows with 1no. dormer window (as-built) (Amended Description)
13 West Heath Close London NW3 7NJ · premises record
Approved
2024-01-24
More
Vary/Remove condition/Minor Mtl Amnd
Single-storey rear extension/conservatory with rooflights. Installation of solar panels to main roof. Two-storey front extension to replace existing porch. Installation of a sump pump chamber to front of basement. Replacement of walk-on glass rooflights to front garden
19 West Heath Close London NW3 7NJ · premises record
Approved
2024-01-22
More
Householder
2 x Norway Maple (applicants ref. T2, T3) - Shorten overhanging branches from neighbours garden and lift lower branches to 4m. Standing in Group G107 of Tree Preservation Order.
13 West Heath Close London NW3 7NJ · premises record
Approved
2023-12-01
More
Works to TPO trees
New front porch. Replacement of windows and associated alterations to the front and rear fenestrations. (amended description)
22 West Heath Close London NW3 7NJ · premises record
Approved
2023-08-03
More
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 27 premises each one covers.
Designation
Coverage
Article 4 Direction Area
Article 4 Small Houses in Multiple Occupation (HMO) Area 1 · reference A4D14A1 · covers 27 of 27 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 27 of 27 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 5 applications
Applicant on 2 applications
Applicant on 2 applications
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 5 applications
Applicant on 2 applications
Applicant on 2 applications
Show all 10 rows
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
Development
What could it become?
Planning precedent72 applications and 78 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy14 EPC records; ratings B: 2, C: 3, D: 3, E: 6.
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.