Postcode record · Barnet
N3 3NA.
N3 3NA has 37 known premises and 19 planning records — 15 approved of 19 decided (78.9%). 18 EPC records.
Postcode N3 3NA · boundary not held, centred on the postcodeApprovedRefusedOther19 exact19 on the map — every match
At a glance · this postcodeBarnet profile →
37
Premises
known addresses (UPRNs)
19
Applications
19 decided
78.9%
Approval rate
15 approved · 3 refused
18
EPC records
ratings C 6 · D 8 · E 4
19
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 3NA has 37 known premises and 19 planning records — 15 approved of 19 decided (78.9%). 18 EPC records.
Premises (18 of 37 shown)
Name
Details
UPRN 200107152
UPRN 200107154
UPRN 200107156
UPRN 200107158
UPRN 200107160
UPRN 200107162
UPRN 200107164
UPRN 200107166
UPRN 200107168
UPRN 200107170
UPRN 200107152
UPRN 200107154
UPRN 200107156
Show all 10 rows
UPRN 200107158
UPRN 200107160
UPRN 200107162
UPRN 200107164
UPRN 200107166
UPRN 200107168
UPRN 200107170
Planning
What happened?
19 planning applications across the postcode; 15 approved of 19 decided (78.9%). Latest 19 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Roof extension involving hip to gable, rear dormer window with juliette balcony, 3no. rear and 4no. front facing rooflights. Erection of a rear outbuilding
54 Stanhope Avenue London N3 3NA · premises record
Proposed Lawful Development Certificate
Approved
2025-10-21
Single storey rear extension with a proposed depth of 6.00m, maximum height of 3.00m and eaves height of 3.00m
54 Stanhope Avenue London N3 3NA · premises record
Prior Notification (Householder)
Refused
2025-10-21
Single storey rear extension at lower ground floor level, replacement of existing upper ground floor roof with a flat roof, replacement of rear external staircase, installation of rooflights to front and rear, alterations to boundary railings and alterations to glazing. Installation of a air conditioning unit and air source heat pump to rear elevation
60 Stanhope Avenue London N3 3NA · premises record
Householder
Approved
2024-09-25
Single storey rear extension at lower ground floor level, replacement of existing upper ground floor roof with a flat roof, replacement of rear external staircase, installation of rooflights to front and rear, alterations to boundary railings and alterations to glazing (Amended Description)
60 Stanhope Avenue London N3 3NA · premises record
Householder Application
Approved
2024-06-14
Installation of 1no. side and rear air conditioning unit (Retrospective Application)
72 Stanhope Avenue London N3 3NA · premises record
Retention/Continued Use
Approved
2024-02-29
Alterations to single storey rear outrigger to include replacement of pitched roof to flat roof, and increase of roof height
72 Stanhope Avenue London N3 3NA · premises record
Householder Application
Approved
2020-12-15
Roof extension involving hip to gable and rear dormer window and 3no front facing rooflights following removal of the existing side and rear dormer windows. Change from pitched roof to flat roof to existing ground floor outrigger
72 Stanhope Avenue London N3 3NA · premises record
Proposed Lawful Development Certificate
Approved
2020-10-30
Single storey side/rear extension to existing outrigger with associated alterations and extension to rear raised terrace
86 Stanhope Avenue London N3 3NA · premises record
Householder Application
Approved
2020-06-17
Single storey rear extension with a proposed depth of 6 metres from original rear wall, eaves height of 3.1 metres and maximum height of 3.1 metres.
54 Stanhope Avenue London N3 3NA · premises record
Applicant Elvis Baldajos · Officer Deniss Nikandrovs
Prior Notification (Householder)
Refused
2019-08-12
Single storey rear extension
54 Stanhope Avenue London N3 3NA · premises record
Applicant Mr B Bangi · Agent Mr Baldajos
Proposed Lawful Development Certificate
Refused
2019-06-18
Roof extension involving hip to gable, rear dormer window with juliette balcony, 3no. rear and 4no. front facing rooflights. Erection of a rear outbuilding
54 Stanhope Avenue London N3 3NA · premises record
Approved
2025-10-21
More
Proposed Lawful Development Certificate
Single storey rear extension with a proposed depth of 6.00m, maximum height of 3.00m and eaves height of 3.00m
54 Stanhope Avenue London N3 3NA · premises record
Refused
2025-10-21
More
Prior Notification (Householder)
Single storey rear extension at lower ground floor level, replacement of existing upper ground floor roof with a flat roof, replacement of rear external staircase, installation of rooflights to front and rear, alterations to boundary railings and alterations to glazing. Installation of a air conditioning unit and air source heat pump to rear elevation
60 Stanhope Avenue London N3 3NA · premises record
Approved
2024-09-25
More
Householder
Show all 10 rows
Single storey rear extension at lower ground floor level, replacement of existing upper ground floor roof with a flat roof, replacement of rear external staircase, installation of rooflights to front and rear, alterations to boundary railings and alterations to glazing (Amended Description)
60 Stanhope Avenue London N3 3NA · premises record
Approved
2024-06-14
More
Householder Application
Installation of 1no. side and rear air conditioning unit (Retrospective Application)
72 Stanhope Avenue London N3 3NA · premises record
Approved
2024-02-29
More
Retention/Continued Use
Alterations to single storey rear outrigger to include replacement of pitched roof to flat roof, and increase of roof height
72 Stanhope Avenue London N3 3NA · premises record
Approved
2020-12-15
More
Householder Application
Roof extension involving hip to gable and rear dormer window and 3no front facing rooflights following removal of the existing side and rear dormer windows. Change from pitched roof to flat roof to existing ground floor outrigger
72 Stanhope Avenue London N3 3NA · premises record
Approved
2020-10-30
More
Proposed Lawful Development Certificate
Single storey side/rear extension to existing outrigger with associated alterations and extension to rear raised terrace
86 Stanhope Avenue London N3 3NA · premises record
Approved
2020-06-17
More
Householder Application
Single storey rear extension with a proposed depth of 6 metres from original rear wall, eaves height of 3.1 metres and maximum height of 3.1 metres.
54 Stanhope Avenue London N3 3NA · premises record
Applicant Elvis Baldajos · Officer Deniss Nikandrovs
Refused
2019-08-12
More
Prior Notification (Householder)
Single storey rear extension
54 Stanhope Avenue London N3 3NA · premises record
Applicant Mr B Bangi · Agent Mr Baldajos
Refused
2019-06-18
More
Proposed Lawful Development Certificate
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 37 premises each one covers.
Designation
Coverage
Article 4 Direction Area
Article 4 Small Houses in Multiple Occupation (HMO) Area 1 · reference A4D14A1 · covers 37 of 37 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 37 of 37 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 19 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 precedent19 applications and 19 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy18 EPC records; ratings C: 6, D: 8, 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.
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.