Postcode record · Barnet
N20 8HB.
N20 8HB has 18 known premises and 53 planning records — 35 approved of 52 decided (67.3%). 9 EPC records.
Postcode N20 8HB · boundary not held, centred on the postcodeApprovedRefusedOther53 exact2 approximate55 on the map — every match
At a glance · this postcodeBarnet profile →
18
Premises
known addresses (UPRNs)
53
Applications
52 decided
67.3%
Approval rate
35 approved · 13 refused
9
EPC records
ratings D 5 · E 4
55
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?
N20 8HB has 18 known premises and 53 planning records — 35 approved of 52 decided (67.3%). 9 EPC records.
Premises
Name
Details
UPRN 200063444
UPRN 200063446
UPRN 200063448
UPRN 200063450
UPRN 200063452
UPRN 200063454
UPRN 200063456
UPRN 200063458
UPRN 200063460
UPRN 200063462
UPRN 200063444
UPRN 200063446
UPRN 200063448
Show all 10 rows
UPRN 200063450
UPRN 200063452
UPRN 200063454
UPRN 200063456
UPRN 200063458
UPRN 200063460
UPRN 200063462
Planning
What happened?
53 planning applications across the postcode; 35 approved of 52 decided (67.3%). Latest 30 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Erection of a rear outbuilding
11 Hill Crescent London N20 8HB · premises record
Proposed Lawful Development Certificate
Approved
2025-09-11
Roof extension involving hip to gable to both sides, front and rear rooflights and new side gable windows.
1 Hill Crescent London N20 8HB · premises record
Applicant Dr Saeed Dehnadi · Officer Muhsin Ahmed
Proposed Lawful Development Certificate
Approved
2025-07-30
Roof extension involving hip to gable, rear dormer window with juliette balcony, 3no. front, 2no. rear facing rooflights, changes to side fenestration and new side gable window
1 Hill Crescent London N20 8HB · premises record
—
Withdrawn
2025-06-06
Part single, part two storey side and rear extension following demolition of garage. Roof extension including rear dormer window and 3no. front, 1no. rear and 1 no. side facing rooflights.
11 Hill Crescent London N20 8HB · premises record
Householder Application
Approved
2025-05-06
Erection of a rear outbuilding
11 Hill Crescent London N20 8HB · premises record
Householder Application
Refused
2025-04-28
Non-material amendments to planning permission reference 24/3452/HSE dated 18/12/24 for 'Part single, part two storey side and rear extension following demolition of garage. Roof extension including rear dormer window and 3no. front facing rooflights.' Amendments include replacement of pitched roof to rear extension with a flat roof
11 Hill Crescent London N20 8HB · premises record
Non Material Amendment
Refused
2025-04-03
Part single, part two storey side and rear extension following demolition of garage. Roof extension including rear dormer window and 3no. front facing rooflights
11 Hill Crescent London N20 8HB · premises record
Householder Application
Approved
2024-09-02
Single storey rear extension with a proposed depth of 6m, maximum height of 3.25m and eaves height of 3m
11 Hill Crescent London N20 8HB · premises record
Prior Notification (Householder)
Refused
2024-09-02
Roof extension involving hip to gable with 1no. front facing rooflights, 1no. rear facing rooflight, changes to side fenestration and new side gable window
1 Hill Crescent London N20 8HB · premises record
Proposed Lawful Development Certificate
Approved
2024-05-13
Part single, part two storey rear extension. First floor side extension. Roof extension including rear dormer window and 6no. side facing rooflights. New hipped roof to front porch and changes to fenestration to all elevations
3 Hill Crescent London N20 8HB · premises record
Applicant Mr And Mrs Gary And Wendy Gallaher · Agent Hess-Kincaid-Leach · Officer Keshni Patel-Rayani
Householder Application
Approved
2023-09-11
Erection of a rear outbuilding
11 Hill Crescent London N20 8HB · premises record
Approved
2025-09-11
More
Proposed Lawful Development Certificate
Roof extension involving hip to gable to both sides, front and rear rooflights and new side gable windows.
1 Hill Crescent London N20 8HB · premises record
Applicant Dr Saeed Dehnadi · Officer Muhsin Ahmed
Approved
2025-07-30
More
Proposed Lawful Development Certificate
Roof extension involving hip to gable, rear dormer window with juliette balcony, 3no. front, 2no. rear facing rooflights, changes to side fenestration and new side gable window
1 Hill Crescent London N20 8HB · premises record
Withdrawn
2025-06-06
More
—
Show all 10 rows
Part single, part two storey side and rear extension following demolition of garage. Roof extension including rear dormer window and 3no. front, 1no. rear and 1 no. side facing rooflights.
11 Hill Crescent London N20 8HB · premises record
Approved
2025-05-06
More
Householder Application
Erection of a rear outbuilding
11 Hill Crescent London N20 8HB · premises record
Refused
2025-04-28
More
Householder Application
Non-material amendments to planning permission reference 24/3452/HSE dated 18/12/24 for 'Part single, part two storey side and rear extension following demolition of garage. Roof extension including rear dormer window and 3no. front facing rooflights.' Amendments include replacement of pitched roof to rear extension with a flat roof
11 Hill Crescent London N20 8HB · premises record
Refused
2025-04-03
More
Non Material Amendment
Part single, part two storey side and rear extension following demolition of garage. Roof extension including rear dormer window and 3no. front facing rooflights
11 Hill Crescent London N20 8HB · premises record
Approved
2024-09-02
More
Householder Application
Single storey rear extension with a proposed depth of 6m, maximum height of 3.25m and eaves height of 3m
11 Hill Crescent London N20 8HB · premises record
Refused
2024-09-02
More
Prior Notification (Householder)
Roof extension involving hip to gable with 1no. front facing rooflights, 1no. rear facing rooflight, changes to side fenestration and new side gable window
1 Hill Crescent London N20 8HB · premises record
Approved
2024-05-13
More
Proposed Lawful Development Certificate
Part single, part two storey rear extension. First floor side extension. Roof extension including rear dormer window and 6no. side facing rooflights. New hipped roof to front porch and changes to fenestration to all elevations
3 Hill Crescent London N20 8HB · premises record
Applicant Mr And Mrs Gary And Wendy Gallaher · Agent Hess-Kincaid-Leach · Officer Keshni Patel-Rayani
Approved
2023-09-11
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 18 premises each one covers.
Designation
Coverage
Article 4 Direction Area
Article 4 Small Houses in Multiple Occupation (HMO) Area 1 · reference A4D14A1 · covers 18 of 18 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 18 of 18 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 5 applications
Applicant on 3 applications
Applicant on 2 applications
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Agent on 5 applications
Agent on 3 applications
Agent on 2 applications
Applicant on 5 applications
Applicant on 3 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
Agent on 5 applications
Agent on 3 applications
Agent on 2 applications
Development
What could it become?
Planning precedent53 applications and 55 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy9 EPC records; ratings D: 5, 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.