Postcode record · Barnet
N3 1YB.
N3 1YB has 14 known premises and 13 planning records — 9 approved of 13 decided (69.2%). 5 EPC records.
Postcode N3 1YB · boundary not held, centred on the postcodeApprovedRefusedOther13 exact2 approximate15 on the map — every match
At a glance · this postcodeBarnet profile →
14
Premises
known addresses (UPRNs)
13
Applications
13 decided
69.2%
Approval rate
9 approved · 2 refused
5
EPC records
ratings C 1 · D 4
15
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 1YB has 14 known premises and 13 planning records — 9 approved of 13 decided (69.2%). 5 EPC records.
Premises
Name
Details
UPRN 200123730
UPRN 200123731
UPRN 200123737
UPRN 200123739
UPRN 200123741
UPRN 200123743
UPRN 200123745
UPRN 10025186207
UPRN 10091037366
UPRN 10094706975
UPRN 200123730
UPRN 200123731
UPRN 200123737
Show all 10 rows
UPRN 200123739
UPRN 200123741
UPRN 200123743
UPRN 200123745
UPRN 10025186207
UPRN 10091037366
UPRN 10094706975
Planning
What happened?
13 planning applications across the postcode; 9 approved of 13 decided (69.2%). Latest 13 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Submission of details of Condition 3 (Construction Management and Logistics Plan) pursuant to planning permission 24/1839/FUL dated 28/01/2025
10 Wentworth Avenue London N3 1YB · premises record
Applicant Mr Haim Ben-Arzi · Officer Thomas Wong
Conditions
Approved
2025-02-13
Conversion of existing property into 4no. self-contained flats including part single, part two storey side and rear extension. New front porch. Roof extension including rear dormer window, 2no. rooflights side and 1no. front facing rooflights. Associated amenity space, refuse/recycling and cycle storage and provision of 3no. off-street parking spaces (AMENDED PLANS)
10 Wentworth Avenue London N3 1YB · premises record
Full Application
Approved
2024-05-10
Conversion of existing property into 4no. self-contained flats including a part single, part two storey side and rear extension plus creation of basement with lightwells at rear. Roof extension including rear dormer window, 2no. side and 1no. front facing rooflights. Associated amenity space, refuse and cycle storage and provision of 3no. off-street parking spaces following demolition of the existing garage
10 Wentworth Avenue London N3 1YB · premises record
Full Application
Refused
2022-05-27
Conversion of the existing property into 3no. self-contained flats including a part single, part two storey side and rear extension plus creation of basement with lightwells at rear following the demolition of the existing side structure. Roof extension including rear dormer window and 2no. side and 1no. front facing rooflight. New front porch. Associated amenity space, refuse and cycle storage and provision of off-street parking spaces following demolition of the existing garage (amended description)
10 Wentworth Avenue London N3 1YB · premises record
Full Application
Approved
2022-05-27
Conversion of existing property into 3no. self-contained flats including a part single, part two storey side and rear extension plus creation of basement with lightwells at rear. Roof extension including rear dormer window, 2no. rooflights to side roofslope and 1no. rooflight to front rooflope. Associated amenity space, refuse and cycle storage and provision of 4no. off-street parking spaces
10 Wentworth Avenue London N3 1YB · premises record
Full Application
Refused
2018-09-26
Use of dwelling as 2 self-contained flats
2 Wentworth Avenue London N3 1YB · premises record
Applicant Mr Harish Yadav · Officer Tania Sa Cordeiro
Existing Lawful Development Certificate
Approved
2018-01-22
Creation of basement level with associated lightwells. Part single, part two-storey side and rear extensions with pitched roof to match existing following demolition of existing side outbuilding. Extension to roof involving 1no front roof light to existing pitched roof and 2no side and rear rooflights to proposed pitched roof
10 Wentworth Avenue London N3 1YB · premises record
Householder
Approved
2017-10-11
Roof extension involving semi-pitched roof with rear dormer window and 2no front rooflights
10 Wentworth Avenue London N3 1YB · premises record
Applicant Mr Chaim Ben-Arzi · Agent Great Plans
Proposed Lawful Development Certificate
Approved
2017-08-15
Single storey rear extension with a proposed depth of 8 metres from original rear wall, eaves height of 3 metres and maximum height of 3 metres
10 Wentworth Avenue London N3 1YB · premises record
Prior Notification (Householder)
Not required
2017-08-15
Details of fence along boundary with 'Rosslyn', and materials pursuant to Conditions 5 and 6 of Planning Permission ref. C14487/01 dated 21.11.01 for a ground floor side and rear extension.
2 Wentworth Avenue London N3 1YB · premises record
Applicant Richard Goldsbrough
Reserved Matters Application
Approved
2002-01-28
Submission of details of Condition 3 (Construction Management and Logistics Plan) pursuant to planning permission 24/1839/FUL dated 28/01/2025
10 Wentworth Avenue London N3 1YB · premises record
Applicant Mr Haim Ben-Arzi · Officer Thomas Wong
Approved
2025-02-13
More
Conditions
Conversion of existing property into 4no. self-contained flats including part single, part two storey side and rear extension. New front porch. Roof extension including rear dormer window, 2no. rooflights side and 1no. front facing rooflights. Associated amenity space, refuse/recycling and cycle storage and provision of 3no. off-street parking spaces (AMENDED PLANS)
10 Wentworth Avenue London N3 1YB · premises record
Approved
2024-05-10
More
Full Application
Conversion of existing property into 4no. self-contained flats including a part single, part two storey side and rear extension plus creation of basement with lightwells at rear. Roof extension including rear dormer window, 2no. side and 1no. front facing rooflights. Associated amenity space, refuse and cycle storage and provision of 3no. off-street parking spaces following demolition of the existing garage
10 Wentworth Avenue London N3 1YB · premises record
Refused
2022-05-27
More
Full Application
Show all 10 rows
Conversion of the existing property into 3no. self-contained flats including a part single, part two storey side and rear extension plus creation of basement with lightwells at rear following the demolition of the existing side structure. Roof extension including rear dormer window and 2no. side and 1no. front facing rooflight. New front porch. Associated amenity space, refuse and cycle storage and provision of off-street parking spaces following demolition of the existing garage (amended description)
10 Wentworth Avenue London N3 1YB · premises record
Approved
2022-05-27
More
Full Application
Conversion of existing property into 3no. self-contained flats including a part single, part two storey side and rear extension plus creation of basement with lightwells at rear. Roof extension including rear dormer window, 2no. rooflights to side roofslope and 1no. rooflight to front rooflope. Associated amenity space, refuse and cycle storage and provision of 4no. off-street parking spaces
10 Wentworth Avenue London N3 1YB · premises record
Refused
2018-09-26
More
Full Application
Use of dwelling as 2 self-contained flats
2 Wentworth Avenue London N3 1YB · premises record
Applicant Mr Harish Yadav · Officer Tania Sa Cordeiro
Approved
2018-01-22
More
Existing Lawful Development Certificate
Creation of basement level with associated lightwells. Part single, part two-storey side and rear extensions with pitched roof to match existing following demolition of existing side outbuilding. Extension to roof involving 1no front roof light to existing pitched roof and 2no side and rear rooflights to proposed pitched roof
10 Wentworth Avenue London N3 1YB · premises record
Approved
2017-10-11
More
Householder
Roof extension involving semi-pitched roof with rear dormer window and 2no front rooflights
10 Wentworth Avenue London N3 1YB · premises record
Applicant Mr Chaim Ben-Arzi · Agent Great Plans
Approved
2017-08-15
More
Proposed Lawful Development Certificate
Single storey rear extension with a proposed depth of 8 metres from original rear wall, eaves height of 3 metres and maximum height of 3 metres
10 Wentworth Avenue London N3 1YB · premises record
Not required
2017-08-15
More
Prior Notification (Householder)
Details of fence along boundary with 'Rosslyn', and materials pursuant to Conditions 5 and 6 of Planning Permission ref. C14487/01 dated 21.11.01 for a ground floor side and rear extension.
2 Wentworth Avenue London N3 1YB · premises record
Applicant Richard Goldsbrough
Approved
2002-01-28
More
Reserved Matters 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 14 premises each one covers.
Designation
Coverage
Article 4 Direction Area
Article 4 Small Houses in Multiple Occupation (HMO) Area 1 · reference A4D14A1 · covers 14 of 14 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 14 of 14 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 13 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
Applicant on 3 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
Agent on 5 applications
Applicant on 3 applications
Applicant on 1 application
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
Agent on 5 applications
Development
What could it become?
Planning precedent13 applications and 15 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy5 EPC records; ratings C: 1, D: 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.
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.