Postcode record · Barnet
N3 3LL.
N3 3LL has 53 known premises and 77 planning records — 50 approved of 77 decided (64.9%). 35 EPC records.
Postcode N3 3LL · boundary not held, centred on the postcodeApprovedRefusedOther77 exact77 on the map — every match
At a glance · this postcodeBarnet profile →
53
Premises
known addresses (UPRNs)
77
Applications
77 decided
64.9%
Approval rate
50 approved · 20 refused
35
EPC records
ratings B 1 · C 7 · D 19 · E 6 · F 2
77
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?
N3 3LL has 53 known premises and 77 planning records — 50 approved of 77 decided (64.9%). 35 EPC records.
Premises (18 of 53 shown)
Name
Details
UPRN 200086064
UPRN 200086071
UPRN 200086072
UPRN 200086073
UPRN 200086074
UPRN 200086075
UPRN 200086076
UPRN 200086077
UPRN 200086078
UPRN 200086079
UPRN 200086064
UPRN 200086071
UPRN 200086072
Show all 10 rows
UPRN 200086073
UPRN 200086074
UPRN 200086075
UPRN 200086076
UPRN 200086077
UPRN 200086078
UPRN 200086079
Planning
What happened?
77 planning applications across the postcode; 50 approved of 77 decided (64.9%). Latest 30 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Conversion of 2no. self-contained flats into single dwellinghouse
2 North Crescent London N3 3LL · premises record
Proposed Lawful Development Certificate
Approved
2025-03-28
Roof extension involving crown roof, change to the front gable roof, side and rear dormer window and 1no. front and side facing rooflight
36 North Crescent London N3 3LL · premises record
Applicant Dr Hamid Bahai · Officer Zakera Matin
Householder Application
Refused
2025-03-03
Removal of existing chimney stacks above roof line only
3 North Crescent London N3 3LL · premises record
Proposed Lawful Development Certificate
Approved
2024-05-10
Part single, part two storey rear extension
13 North Crescent London N3 3LL · premises record
Householder Application
Approved
2023-01-03
Part single, part two storey rear extension
13 North Crescent London N3 3LL · premises record
Householder Application
Refused
2022-10-31
Single storey side extension involving conversion of existing garage into habitable space and replacement of garage door with wall
23 North Crescent London N3 3LL · premises record
Applicant Ms Caroline Glasner · Agent Domus Architects & Project Managers Ltd · Officer Joshua Cheng
Proposed Lawful Development Certificate
Approved
2022-07-25
Single storey wrap around extension following demolition of the existing garage
38 North Crescent London N3 3LL · premises record
Householder Application
Approved
2021-12-17
1 x Oak (applicant's ref. T1) - Reduce entire crown by 3m (15%). Standing in T14 of Tree Preservation Order.
26 North Crescent London N3 3LL · premises record
Works to TPO trees
Approved
2021-09-24
Two storey side extension following demolition of existing garage
23 North Crescent London N3 3LL · premises record
Householder Application
Approved
2021-02-16
First floor rear extension
24 North Crescent London N3 3LL · premises record
Householder Application
Approved
2020-11-17
Conversion of 2no. self-contained flats into single dwellinghouse
2 North Crescent London N3 3LL · premises record
Approved
2025-03-28
More
Proposed Lawful Development Certificate
Roof extension involving crown roof, change to the front gable roof, side and rear dormer window and 1no. front and side facing rooflight
36 North Crescent London N3 3LL · premises record
Applicant Dr Hamid Bahai · Officer Zakera Matin
Refused
2025-03-03
More
Householder Application
Removal of existing chimney stacks above roof line only
3 North Crescent London N3 3LL · premises record
Approved
2024-05-10
More
Proposed Lawful Development Certificate
Show all 10 rows
Part single, part two storey rear extension
13 North Crescent London N3 3LL · premises record
Approved
2023-01-03
More
Householder Application
Part single, part two storey rear extension
13 North Crescent London N3 3LL · premises record
Refused
2022-10-31
More
Householder Application
Single storey side extension involving conversion of existing garage into habitable space and replacement of garage door with wall
23 North Crescent London N3 3LL · premises record
Applicant Ms Caroline Glasner · Agent Domus Architects & Project Managers Ltd · Officer Joshua Cheng
Approved
2022-07-25
More
Proposed Lawful Development Certificate
Single storey wrap around extension following demolition of the existing garage
38 North Crescent London N3 3LL · premises record
Approved
2021-12-17
More
Householder Application
1 x Oak (applicant's ref. T1) - Reduce entire crown by 3m (15%). Standing in T14 of Tree Preservation Order.
26 North Crescent London N3 3LL · premises record
Approved
2021-09-24
More
Works to TPO trees
Two storey side extension following demolition of existing garage
23 North Crescent London N3 3LL · premises record
Approved
2021-02-16
More
Householder Application
First floor rear extension
24 North Crescent London N3 3LL · premises record
Approved
2020-11-17
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 53 premises each one covers.
Designation
Coverage
Article 4 Direction Area
Article 4 Small Houses in Multiple Occupation (HMO) Area 1 · reference A4D14A1 · covers 53 of 53 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 53 of 53 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 2 applications
Applicant on 2 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 2 applications
Applicant on 2 applications
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 precedent77 applications and 77 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy35 EPC records; ratings B: 1, C: 7, D: 19, E: 6, F: 2.
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.
8 intent signals recorded in this postcode
Repeat sale · EPC F/G · Long hold
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.