Postcode record · Barnet
NW7 3QD.
NW7 3QD has 39 known premises and 35 planning records — 27 approved of 35 decided (77.1%). 19 EPC records.
Postcode NW7 3QD · boundary not held, centred on the postcodeApprovedRefusedOther37 on the map — every match
At a glance · this postcodeBarnet profile →
39
Premises
known addresses (UPRNs)
35
Applications
35 decided
77.1%
Approval rate
27 approved · 5 refused
37 days
Median decision time
average 39 days · 35 dated decisions
19
EPC records
ratings C 3 · D 12 · E 4
37
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?
NW7 3QD has 39 known premises and 35 planning records — 27 approved of 35 decided (77.1%). 19 EPC records.
Premises (18 of 39 shown)
Name
Details
UPRN 200101922
UPRN 200101923
UPRN 200101926
UPRN 200101928
UPRN 200101929
UPRN 200101931
UPRN 200101933
UPRN 200101935
UPRN 200101936
UPRN 200101938
UPRN 200101922
UPRN 200101923
UPRN 200101926
Show all 10 rows
UPRN 200101928
UPRN 200101929
UPRN 200101931
UPRN 200101933
UPRN 200101935
UPRN 200101936
UPRN 200101938
Planning
What happened?
35 planning applications across the postcode; 27 approved of 35 decided (77.1%). Latest 30 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Roof extension involving hip to gable with rear dormer window, juliette balcony, 3no. front facing rooflights and new side gable window
50 Sefton Avenue London NW7 3QD · premises record
Officer Muhsin Ahmed
Proposed Lawful Development Certificate
Approved
2025-08-06
Single storey side and rear extension following demolition of the existing garage. Single storey front porch extension
18 Sefton Avenue London NW7 3QD · premises record
Officer Tabitha Hannam
Householder Application
Approved
2025-07-07
Roof extension involving hip to gable rear dormer window with juliette balcony, 2no. front facing rooflights and new side gable window
18 Sefton Avenue London NW7 3QD · premises record
Officer Tabitha Hannam
Proposed Lawful Development Certificate
Approved
2025-07-07
Roof extension involving hip to gable with rear dormer windows and 2no. front facing rooflights. Changes to fenestration to side elevation
22 Sefton Avenue London NW7 3QD · premises record
Officer Muhsin Ahmed
Proposed Lawful Development Certificate
Approved
2025-04-24
Roof extension involving hip to gable with rear dormer windows and 2no. front facing rooflights. Changes to fenestration to side elevation. New front porch with pitched roof
22 Sefton Avenue London NW7 3QD · premises record
Officer Tabitha Hannam
Proposed Lawful Development Certificate
Refused
2025-03-28
Roof extension involving hip to gable and rear dormer window with juliette balcony and 1no. front facing rooflight
34 Sefton Avenue London NW7 3QD · premises record
Officer Muhsin Ahmed
Proposed Lawful Development Certificate
Approved
2024-06-06
Roof extension involving hip to gable, rear dormer window with juliette balcony and 4no. front facing rooflights
24 Sefton Avenue London NW7 3QD · premises record
Officer Rish Mehan
Proposed Lawful Development Certificate
Approved
2022-11-01
Single storey side extension following demolition of the existing garage. New front porch
24 Sefton Avenue London NW7 3QD · premises record
Officer Joshua Cheng
Householder Application
Approved
2022-11-01
Roof extension involving hip to gable, rear dormer window, 3no front facing rooflights and new side gable window
30 Sefton Avenue London NW7 3QD · premises record
Officer Amy Lee
Proposed Lawful Development Certificate
Approved
2021-06-02
Roof extension, including, 1no. rear and 1no. side dormers, and 2no. rooflights to front roofslope
32A Sefton Avenue London NW7 3QD · premises record
Officer Radhika Bedi
Full Application
Approved
2020-01-03
Roof extension involving hip to gable with rear dormer window, juliette balcony, 3no. front facing rooflights and new side gable window
50 Sefton Avenue London NW7 3QD · premises record
Officer Muhsin Ahmed
Approved
2025-08-06
More
Proposed Lawful Development Certificate
Single storey side and rear extension following demolition of the existing garage. Single storey front porch extension
18 Sefton Avenue London NW7 3QD · premises record
Officer Tabitha Hannam
Approved
2025-07-07
More
Householder Application
Roof extension involving hip to gable rear dormer window with juliette balcony, 2no. front facing rooflights and new side gable window
18 Sefton Avenue London NW7 3QD · premises record
Officer Tabitha Hannam
Approved
2025-07-07
More
Proposed Lawful Development Certificate
Show all 10 rows
Roof extension involving hip to gable with rear dormer windows and 2no. front facing rooflights. Changes to fenestration to side elevation
22 Sefton Avenue London NW7 3QD · premises record
Officer Muhsin Ahmed
Approved
2025-04-24
More
Proposed Lawful Development Certificate
Roof extension involving hip to gable with rear dormer windows and 2no. front facing rooflights. Changes to fenestration to side elevation. New front porch with pitched roof
22 Sefton Avenue London NW7 3QD · premises record
Officer Tabitha Hannam
Refused
2025-03-28
More
Proposed Lawful Development Certificate
Roof extension involving hip to gable and rear dormer window with juliette balcony and 1no. front facing rooflight
34 Sefton Avenue London NW7 3QD · premises record
Officer Muhsin Ahmed
Approved
2024-06-06
More
Proposed Lawful Development Certificate
Roof extension involving hip to gable, rear dormer window with juliette balcony and 4no. front facing rooflights
24 Sefton Avenue London NW7 3QD · premises record
Officer Rish Mehan
Approved
2022-11-01
More
Proposed Lawful Development Certificate
Single storey side extension following demolition of the existing garage. New front porch
24 Sefton Avenue London NW7 3QD · premises record
Officer Joshua Cheng
Approved
2022-11-01
More
Householder Application
Roof extension involving hip to gable, rear dormer window, 3no front facing rooflights and new side gable window
30 Sefton Avenue London NW7 3QD · premises record
Officer Amy Lee
Approved
2021-06-02
More
Proposed Lawful Development Certificate
Roof extension, including, 1no. rear and 1no. side dormers, and 2no. rooflights to front roofslope
32A Sefton Avenue London NW7 3QD · premises record
Officer Radhika Bedi
Approved
2020-01-03
More
Full 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 39 premises each one covers.
Designation
Coverage
Article 4 Direction Area
Article 4 Small Houses in Multiple Occupation (HMO) Area 1 · reference A4D14A1 · covers 39 of 39 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 39 of 39 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
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 precedent35 applications and 37 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy19 EPC records; ratings C: 3, D: 12, 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.
Boundary: OS Postcode Unit areas (Ordnance Survey), 2026-08-14. Planning records: canonical stage2. EPC: EPC register. Premises: OS AddressBase / UPRN.