Postcode record · Barnet
N20 8EA.
N20 8EA has 12 known premises and 23 planning records — 15 approved of 22 decided (68.2%). 7 EPC records.
Postcode N20 8EA · boundary not held, centred on the postcodeApprovedRefusedOther23 exact6 approximate29 on the map — every match
At a glance · this postcodeBarnet profile →
12
Premises
known addresses (UPRNs)
23
Applications
22 decided
68.2%
Approval rate
15 approved · 6 refused
7
EPC records
ratings C 2 · D 3 · E 2
29
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 8EA has 12 known premises and 23 planning records — 15 approved of 22 decided (68.2%). 7 EPC records.
Premises
Name
Details
UPRN 200105159
UPRN 200105160
UPRN 200105163
UPRN 200105165
UPRN 200105167
UPRN 200105169
UPRN 200105171
UPRN 200105173
UPRN 200105174
UPRN 200105176
UPRN 200105159
UPRN 200105160
UPRN 200105163
Show all 10 rows
UPRN 200105165
UPRN 200105167
UPRN 200105169
UPRN 200105171
UPRN 200105173
UPRN 200105174
UPRN 200105176
Planning
What happened?
23 planning applications across the postcode; 15 approved of 22 decided (68.2%). Latest 23 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Submission of details of condition 7 (Tree protection) pursuant to planning permission 26/0001/HSE dated 09/02/2026
8 Southway London N20 8EA · premises record
Conditions
Pending Consideration
2026-05-18
Erection of a rear outbuilding with 2no pergolas with open sides and a retractable roof (AMENDED DESCRIPTION)
8 Southway London N20 8EA · premises record
Proposed Lawful Development Certificate
Refused
2026-03-31
Submission of details of condition 7 (Tree Protection) pursuant to planning permission 26/0001/HSE dated 09/02/2026
8 Southway London N20 8EA · premises record
Conditions
Approved
2026-03-30
Part single, part two storey rear extension with new patio area following the demolition of existing single storey rear extension/conservatory. Re-landscaping of the rear garden. Roof extension involving 2no. rear, 1no. side dormer windows and 1no. front, 3no. side facing rooflights. New front security gates with increased height of front brick piers, bike store, changes to fenestration with Tudor style timber features including replacing the 3 slender windows with a rectangular window. Installation of solar panels on the roof and replacement of all windows to double glazed windows. Change of the chimney render to brick
8 Southway London N20 8EA · premises record
Householder Application
Approved
2026-01-02
Single storey front/side extension (Amended description)
2 Southway London N20 8EA · premises record
Householder
Approved
2023-06-05
Roof extension involving side and rear dormer windows. First floor rear extension and alterations to roof of existing ground floor side extension and first floor side and rear extensions (amended description).
2 Southway London N20 8EA · premises record
Householder Application
Refused
2022-04-07
Conversion of the existing garage into habitable room, insertion of window to replace the garage door. Installation of new sliding aluminium door to existing rear ground floor extension. Repositioning a ground floor window to the side elevation. Enlargement of an existing rear roof dormer with the installation of a new upvc window. Installation of 4no side and 1no front facing roof lights
6 Southway London N20 8EA · premises record
Householder
Approved
2020-11-16
Single storey rear extension. New front entrance roof canopy. Alterations to side fenestration
Cliveden 8A Southway London N20 8EA · premises record
Applicant Mr & Mrs Whiter · Agent MSK Design Ltd
Householder Application
Approved
2018-03-12
Single storey rear extension with a proposed depth of 5 metres from original rear wall, eaves height of 3 metres and maximum height of 3 metres
Cliveden 8A Southway London N20 8EA · premises record
Prior Notification (Householder)
Approved
2018-03-06
Single storey rear extension with a proposed depth of 5 metres from original rear wall, eaves height of 3 metres and maximum height of 3 metres
Cliveden 8A Southway London N20 8EA · premises record
Prior Notification (Householder)
Refused
2018-02-21
Submission of details of condition 7 (Tree protection) pursuant to planning permission 26/0001/HSE dated 09/02/2026
8 Southway London N20 8EA · premises record
Pending Consideration
2026-05-18
More
Conditions
Erection of a rear outbuilding with 2no pergolas with open sides and a retractable roof (AMENDED DESCRIPTION)
8 Southway London N20 8EA · premises record
Refused
2026-03-31
More
Proposed Lawful Development Certificate
Submission of details of condition 7 (Tree Protection) pursuant to planning permission 26/0001/HSE dated 09/02/2026
8 Southway London N20 8EA · premises record
Approved
2026-03-30
More
Conditions
Show all 10 rows
Part single, part two storey rear extension with new patio area following the demolition of existing single storey rear extension/conservatory. Re-landscaping of the rear garden. Roof extension involving 2no. rear, 1no. side dormer windows and 1no. front, 3no. side facing rooflights. New front security gates with increased height of front brick piers, bike store, changes to fenestration with Tudor style timber features including replacing the 3 slender windows with a rectangular window. Installation of solar panels on the roof and replacement of all windows to double glazed windows. Change of the chimney render to brick
8 Southway London N20 8EA · premises record
Approved
2026-01-02
More
Householder Application
Single storey front/side extension (Amended description)
2 Southway London N20 8EA · premises record
Approved
2023-06-05
More
Householder
Roof extension involving side and rear dormer windows. First floor rear extension and alterations to roof of existing ground floor side extension and first floor side and rear extensions (amended description).
2 Southway London N20 8EA · premises record
Refused
2022-04-07
More
Householder Application
Conversion of the existing garage into habitable room, insertion of window to replace the garage door. Installation of new sliding aluminium door to existing rear ground floor extension. Repositioning a ground floor window to the side elevation. Enlargement of an existing rear roof dormer with the installation of a new upvc window. Installation of 4no side and 1no front facing roof lights
6 Southway London N20 8EA · premises record
Approved
2020-11-16
More
Householder
Single storey rear extension. New front entrance roof canopy. Alterations to side fenestration
Cliveden 8A Southway London N20 8EA · premises record
Applicant Mr & Mrs Whiter · Agent MSK Design Ltd
Approved
2018-03-12
More
Householder Application
Single storey rear extension with a proposed depth of 5 metres from original rear wall, eaves height of 3 metres and maximum height of 3 metres
Cliveden 8A Southway London N20 8EA · premises record
Approved
2018-03-06
More
Prior Notification (Householder)
Single storey rear extension with a proposed depth of 5 metres from original rear wall, eaves height of 3 metres and maximum height of 3 metres
Cliveden 8A Southway London N20 8EA · premises record
Refused
2018-02-21
More
Prior Notification (Householder)
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 12 premises each one covers.
Designation
Coverage
Article 4 Direction Area
Article 4 Small Houses in Multiple Occupation (HMO) Area 1 · reference A4D14A1 · covers 12 of 12 premises. Some normally permitted changes may require planning permission.
Conservation Area
Totteridge · reference CA12 · covers 2 of 12 premises. Demolition, alterations, trees and design are subject to additional heritage controls.
Article 4 Direction Area
Article 4 Small Houses in Multiple Occupation (HMO) Area 1 · reference A4D14A1 · covers 12 of 12 premises. Some normally permitted changes may require planning permission.
Conservation Area
Totteridge · reference CA12 · covers 2 of 12 premises. Demolition, alterations, trees and design are subject to additional heritage controls.
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 23 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
Applicant on 4 applications
Applicant on 4 applications
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Agent on 4 applications
Agent on 3 applications
Agent on 2 applications
Applicant on 4 applications
Applicant on 4 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
Agent on 4 applications
Agent on 3 applications
Agent on 2 applications
Development
What could it become?
Planning precedent23 applications and 29 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy7 EPC records; ratings C: 2, D: 3, E: 2.
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.