Postcode record · Barnet
N3 3SD.
N3 3SD has 22 known premises and 26 planning records — 14 approved of 26 decided (53.8%). 11 EPC records.
Postcode N3 3SD · boundary not held, centred on the postcodeApprovedRefusedOther26 exact26 on the map — every match
At a glance · this postcodeBarnet profile →
22
Premises
known addresses (UPRNs)
26
Applications
26 decided
53.8%
Approval rate
14 approved · 9 refused
11
EPC records
ratings C 1 · D 7 · E 2 · F 1
26
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 3SD has 22 known premises and 26 planning records — 14 approved of 26 decided (53.8%). 11 EPC records.
Premises (18 of 22 shown)
Name
Details
UPRN 200030177
UPRN 200030179
UPRN 200030188
UPRN 200030199
UPRN 200030201
UPRN 200030203
UPRN 200030205
UPRN 200030207
UPRN 200030213
UPRN 200030214
UPRN 200030177
UPRN 200030179
UPRN 200030188
Show all 10 rows
UPRN 200030199
UPRN 200030201
UPRN 200030203
UPRN 200030205
UPRN 200030207
UPRN 200030213
UPRN 200030214
Planning
What happened?
26 planning applications across the postcode; 14 approved of 26 decided (53.8%). Latest 26 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Single storey rear extension with skylight
23 Cyprus Road London N3 3SD · premises record
Proposed Lawful Development Certificate
Approved
2026-05-11
Single storey rear extension with a maximum depth of 4.38m, eaves height of 3.0m and a maximum height of 3.2m
23 Cyprus Road London N3 3SD · premises record
Prior Notification (Householder)
Refused
2026-03-31
1 x Sweet Chestnut (applicants ref. T1) - Remove 5-6 stems of epicormic growth growing from ground level. Standing in Group G26 of Tree Preservation Order.
19 Cyprus Road London N3 3SD · premises record
Applicant Mark Denny · Officer Yaseen Esprit
Works to TPO trees
Approved
2022-08-05
1 x Dead Walnut - Fell. Standing in Group G26 of Tree Preservation Order.
19 Cyprus Road London N3 3SD · premises record
Applicant Mark Denny · Officer Yaseen Esprit
Works to TPO trees
Not required
2022-07-30
1 x Horse Chestnut (applicant's ref. T1) - Crown lift of 4m (no branch greater than 100mm diameter removed) and a 25% crown thin removing epicormic growth. Standing in Group G26 of Tree Preservation Order. AMENDED DESCRIPTON
19 Cyprus Road London N3 3SD · premises record
Applicant Denny · Officer Jonathan Mills
Works to TPO trees
Approved
2021-09-06
Alteration to existing rear extension including straightening of angled walls. Installation of new front door
29 Cyprus Road London N3 3SD · premises record
Householder Application
Approved
2021-02-11
Use of existing dwellings as 2no self contained flats
35 Cyprus Road London N3 3SD · premises record
Existing Lawful Development Certificate
Approved
2020-04-01
Single storey rear infill extension with new lantern rooflight, rooflight to existing side extension, new rear elevation door within existing door opening
11 Cyprus Road London N3 3SD · premises record
Householder Application
Approved
2019-12-19
Use of rear garden outbuilding as dwelling
35 Cyprus Road London N3 3SD · premises record
Existing Lawful Development Certificate
Refused
2018-03-13
First floor side/rear extension
11 Cyprus Road London N3 3SD · premises record
Householder Application
Withdrawn
2017-09-11
Single storey rear extension with skylight
23 Cyprus Road London N3 3SD · premises record
Approved
2026-05-11
More
Proposed Lawful Development Certificate
Single storey rear extension with a maximum depth of 4.38m, eaves height of 3.0m and a maximum height of 3.2m
23 Cyprus Road London N3 3SD · premises record
Refused
2026-03-31
More
Prior Notification (Householder)
1 x Sweet Chestnut (applicants ref. T1) - Remove 5-6 stems of epicormic growth growing from ground level. Standing in Group G26 of Tree Preservation Order.
19 Cyprus Road London N3 3SD · premises record
Applicant Mark Denny · Officer Yaseen Esprit
Approved
2022-08-05
More
Works to TPO trees
Show all 10 rows
1 x Dead Walnut - Fell. Standing in Group G26 of Tree Preservation Order.
19 Cyprus Road London N3 3SD · premises record
Applicant Mark Denny · Officer Yaseen Esprit
Not required
2022-07-30
More
Works to TPO trees
1 x Horse Chestnut (applicant's ref. T1) - Crown lift of 4m (no branch greater than 100mm diameter removed) and a 25% crown thin removing epicormic growth. Standing in Group G26 of Tree Preservation Order. AMENDED DESCRIPTON
19 Cyprus Road London N3 3SD · premises record
Applicant Denny · Officer Jonathan Mills
Approved
2021-09-06
More
Works to TPO trees
Alteration to existing rear extension including straightening of angled walls. Installation of new front door
29 Cyprus Road London N3 3SD · premises record
Approved
2021-02-11
More
Householder Application
Use of existing dwellings as 2no self contained flats
35 Cyprus Road London N3 3SD · premises record
Approved
2020-04-01
More
Existing Lawful Development Certificate
Single storey rear infill extension with new lantern rooflight, rooflight to existing side extension, new rear elevation door within existing door opening
11 Cyprus Road London N3 3SD · premises record
Approved
2019-12-19
More
Householder Application
Use of rear garden outbuilding as dwelling
35 Cyprus Road London N3 3SD · premises record
Refused
2018-03-13
More
Existing Lawful Development Certificate
First floor side/rear extension
11 Cyprus Road London N3 3SD · premises record
Withdrawn
2017-09-11
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 22 premises each one covers.
Designation
Coverage
Article 4 Direction Area
Article 4 Small Houses in Multiple Occupation (HMO) Area 1 · reference A4D14A1 · covers 22 of 22 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 22 of 22 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 26 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
Applicant on 3 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 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 3 applications
Applicant on 2 applications
Applicant on 2 applications
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 precedent26 applications and 26 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy11 EPC records; ratings C: 1, D: 7, E: 2, F: 1.
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.