Postcode record · Camden
NW3 4DU.
NW3 4DU has 109 known premises and 117 planning records — 50 approved of 117 decided (42.7%). 76 EPC records.
No OS boundary is held for this postcode yet, so no shape is drawn.
At a glance · this postcodeCamden profile →
109
Premises
known addresses (UPRNs)
117
Applications
117 decided
42.7%
Approval rate
50 approved · 4 refused
76
EPC records
ratings C 37 · D 32 · E 4 · F 2 · G 1
0
Mapped applications
shape not available
Postcode unit boundary from Ordnance Survey; premises and applications inside it. Aggregates describe the area, not any single premises.
Property
What is it?
NW3 4DU has 109 known premises and 117 planning records — 50 approved of 117 decided (42.7%). 76 EPC records.
Premises (18 of 109 shown)
Name
Details
UPRN 5016025
UPRN 5016026
UPRN 5016027
UPRN 5016028
UPRN 5016029
UPRN 5016030
UPRN 5016031
UPRN 5016032
UPRN 5016982
UPRN 5017030
UPRN 5016025
UPRN 5016026
UPRN 5016027
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UPRN 5016028
UPRN 5016029
UPRN 5016030
UPRN 5016031
UPRN 5016032
UPRN 5016982
UPRN 5017030
Planning
What happened?
117 planning applications across the postcode; 50 approved of 117 decided (42.7%). Latest 30 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Replacement fenestration
Flat C, 19 Belsize Park London NW3 4DU · premises record
Full Planning Permission
Approved
2025-08-29
REAR GARDEN: 1 x Mimosa (T2) - Fell to ground level. 1 x Laurel (T3) - Reduce height by 1.5m.
Flat 1 27 Belsize Park London NW3 4DU · premises record
Notification of Intended Works to Tree(s) in a Conservation Area
No objection
2025-04-04
(TPO REF: C1045 2012) REAR GARDEN: 1 x Sycamore (T1) - Re-pollard back to previous most recent cuts (approx. 1.5m off).
Flat 1 27 Belsize Park London NW3 4DU · premises record
Application for Works to Tree(s) covered by a TPO
Approved
2025-04-04
REAR GARDEN: 1 x Ash (T1) - Crown lift by no more than 2.5m. Height reduction of no more than 2.5m and no more than 2m symmetrical lateral reduction.
24 Belsize Park London NW3 4DU · premises record
Notification of Intended Works to Tree(s) in a Conservation Area
No objection
2024-11-19
(TPO REF: 24H-T53) FRONT GARDEN: 1 x Lime - Reduce back to previous points.
Flat A 18 Belsize Park London NW3 4DU · premises record
Application for Works to Tree(s) covered by a TPO
Approved
2024-10-17
REAR GARDEN: 1 x Sycamore (T3) - Reduce overhanging limbs back to trunk which overhang 49 Belsize Lane. (See Photo).
22 Belsize Park London NW3 4DU · premises record
Notification of Intended Works to Tree(s) in a Conservation Area
No objection
2024-09-27
FRONT GARDEN: 1 x Pine [T5] - Fell to ground level. 1 x Laburnum [T4] - Fell to ground level.
Flat 1 25 Belsize Park London NW3 4DU · premises record
Applicant Mr. Dan Ambrose · Officer Liam Vincent
Notification of Intended Works to Tree(s) in a Conservation Area
No objection
2024-09-19
Conversion of two flats into one residential unit.
Flat A 19 Belsize Park London NW3 4DU · premises record
Certificate of Lawfulness (Proposed)
Approved
2024-09-04
FRONT GARDEN: 1 x Holly (T1) - Reduce height by 2m - 3m below window. 1 x Holly (T2) - Reduce height by 2m - 3m below window as blocking light.
22 Belsize Park London NW3 4DU · premises record
Notification of Intended Works to Tree(s) in a Conservation Area
No objection
2024-07-04
(TPO REF: 24H-T52) FRONT GARDEN: 1 x Lime (T1) - Reduction of crown to previous reduction points around 2m - 3m to be removed leaving the tree around 14m - 15m. Remove all epicormic growth from ground to 3m to clear footpath.
20 Belsize Park London NW3 4DU · premises record
Application for Works to Tree(s) covered by a TPO
Approved
2024-07-02
Replacement fenestration
Flat C, 19 Belsize Park London NW3 4DU · premises record
Approved
2025-08-29
More
Full Planning Permission
REAR GARDEN: 1 x Mimosa (T2) - Fell to ground level. 1 x Laurel (T3) - Reduce height by 1.5m.
Flat 1 27 Belsize Park London NW3 4DU · premises record
No objection
2025-04-04
More
Notification of Intended Works to Tree(s) in a Conservation Area
(TPO REF: C1045 2012) REAR GARDEN: 1 x Sycamore (T1) - Re-pollard back to previous most recent cuts (approx. 1.5m off).
Flat 1 27 Belsize Park London NW3 4DU · premises record
Approved
2025-04-04
More
Application for Works to Tree(s) covered by a TPO
Show all 10 rows
REAR GARDEN: 1 x Ash (T1) - Crown lift by no more than 2.5m. Height reduction of no more than 2.5m and no more than 2m symmetrical lateral reduction.
24 Belsize Park London NW3 4DU · premises record
No objection
2024-11-19
More
Notification of Intended Works to Tree(s) in a Conservation Area
(TPO REF: 24H-T53) FRONT GARDEN: 1 x Lime - Reduce back to previous points.
Flat A 18 Belsize Park London NW3 4DU · premises record
Approved
2024-10-17
More
Application for Works to Tree(s) covered by a TPO
REAR GARDEN: 1 x Sycamore (T3) - Reduce overhanging limbs back to trunk which overhang 49 Belsize Lane. (See Photo).
22 Belsize Park London NW3 4DU · premises record
No objection
2024-09-27
More
Notification of Intended Works to Tree(s) in a Conservation Area
FRONT GARDEN: 1 x Pine [T5] - Fell to ground level. 1 x Laburnum [T4] - Fell to ground level.
Flat 1 25 Belsize Park London NW3 4DU · premises record
Applicant Mr. Dan Ambrose · Officer Liam Vincent
No objection
2024-09-19
More
Notification of Intended Works to Tree(s) in a Conservation Area
Conversion of two flats into one residential unit.
Flat A 19 Belsize Park London NW3 4DU · premises record
Approved
2024-09-04
More
Certificate of Lawfulness (Proposed)
FRONT GARDEN: 1 x Holly (T1) - Reduce height by 2m - 3m below window. 1 x Holly (T2) - Reduce height by 2m - 3m below window as blocking light.
22 Belsize Park London NW3 4DU · premises record
No objection
2024-07-04
More
Notification of Intended Works to Tree(s) in a Conservation Area
(TPO REF: 24H-T52) FRONT GARDEN: 1 x Lime (T1) - Reduction of crown to previous reduction points around 2m - 3m to be removed leaving the tree around 14m - 15m. Remove all epicormic growth from ground to 3m to clear footpath.
20 Belsize Park London NW3 4DU · premises record
Approved
2024-07-02
More
Application for Works to Tree(s) covered by a TPO
Building control
Building-control records are not yet collected for Camden — 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 109 premises each one covers.
Designation
Coverage
Archaeological Priority Area
Summary and Definition The Archaeological Priority Area of Belsize Manor includes the complex of the former medieval moated enclosure, farm and house. The enclosure around the manor and the area of later gardens comprise the APA boundaries from Lancaste · reference 77326 · covers 109 of 109 premises. Groundworks may require archaeological assessment or investigation.
Article 4 Direction Area
Belsize Conservation Area (various properties) · reference A4Ba1 · covers 109 of 109 premises. Some normally permitted changes may require planning permission.
Article 4 Direction Area
Basements · reference A4Ba3 · covers 109 of 109 premises. Some normally permitted changes may require planning permission.
Article 4 Direction Area
Belsize Conservation Area Non-immediate Article 4 · reference A4Ba4 · covers 109 of 109 premises. Some normally permitted changes may require planning permission.
Conservation Area
Belsize · reference CA3 · covers 109 of 109 premises. Demolition, alterations, trees and design are subject to additional heritage controls.
Archaeological Priority Area
Summary and Definition The Archaeological Priority Area of Belsize Manor includes the complex of the former medieval moated enclosure, farm and house. The enclosure around the manor and the area of later gardens comprise the APA boundaries from Lancaste · reference 77326 · covers 109 of 109 premises. Groundworks may require archaeological assessment or investigation.
Article 4 Direction Area
Belsize Conservation Area (various properties) · reference A4Ba1 · covers 109 of 109 premises. Some normally permitted changes may require planning permission.
Article 4 Direction Area
Basements · reference A4Ba3 · covers 109 of 109 premises. Some normally permitted changes may require planning permission.
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Article 4 Direction Area
Belsize Conservation Area Non-immediate Article 4 · reference A4Ba4 · covers 109 of 109 premises. Some normally permitted changes may require planning permission.
Conservation Area
Belsize · reference CA3 · covers 109 of 109 premises. Demolition, alterations, trees and design are subject to additional heritage controls.
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 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
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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 precedent117 applications and 0 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy76 EPC records; ratings C: 37, D: 32, E: 4, F: 2, G: 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.
11 intent signals recorded in this postcode
Application withdrawn · Repeat sale · EPC F/G · Long hold
Subscribe to see the signals →Thinking about a project here?
How long would a planning application take here? →
Camden's real decision times and approval rates, measured from the record — not the statutory target.
Why do applications around here get refused? →
The most common refusal grounds in Camden, by year and scheme type — the risks to know before applying.
Planning records: canonical stage2. EPC: EPC register. Premises: OS AddressBase / UPRN.