Postcode record · Barnet
N12 0LT.
N12 0LT has 37 known premises and 51 planning records — 37 approved of 51 decided (72.5%). 20 EPC records.
No OS boundary is held for this postcode yet, so no shape is drawn.
At a glance · this postcodeBarnet profile →
37
Premises
known addresses (UPRNs)
51
Applications
51 decided
72.5%
Approval rate
37 approved · 10 refused
20
EPC records
ratings C 1 · D 13 · E 5 · F 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?
N12 0LT has 37 known premises and 51 planning records — 37 approved of 51 decided (72.5%). 20 EPC records.
Premises (18 of 37 shown)
Name
Details
UPRN 200065802
UPRN 200065804
UPRN 200065806
UPRN 200065808
UPRN 200065810
UPRN 200065812
UPRN 200065814
UPRN 200065816
UPRN 200065818
UPRN 200065820
UPRN 200065802
UPRN 200065804
UPRN 200065806
Show all 10 rows
UPRN 200065808
UPRN 200065810
UPRN 200065812
UPRN 200065814
UPRN 200065816
UPRN 200065818
UPRN 200065820
Planning
What happened?
51 planning applications across the postcode; 37 approved of 51 decided (72.5%). Latest 30 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Single storey rear extension with a proposed depth of 6.00 metres, maximum height of 3.20 metres and eaves height of 3.00 metres
28 Hollickwood Avenue London N12 0LT · premises record
Prior Notification (Householder)
Not required
2026-02-10
Roof extension involving hip to gable, rear dormer window with juliette balcony and 3no. front facing rooflights
2 Hollickwood Avenue London N12 0LT · premises record
Proposed Lawful Development Certificate
Approved
2026-02-02
Single storey rear extension with No3 flat rooflights following demolition of existing extension and outbuilding.
26 Hollickwood Avenue London N12 0LT · premises record
Proposed Lawful Development Certificate
Approved
2025-09-15
Single storey rear extension with a proposed depth of 6.00 metres, maximum height of 3.00 metres with eaves height of 2.40 metres. Following demolition of existing extension and outbuilding.
26 Hollickwood Avenue London N12 0LT · premises record
Prior Notification (Householder)
Not required
2025-04-04
Single storey rear extension with 3no. rooflights following the demolition of existing extension and outbuilding.
26 Hollickwood Avenue London N12 0LT · premises record
Proposed Lawful Development Certificate
Refused
2025-03-07
Roof extension involving hip to gable, rear dormer with juliette balcony, 3no. front facing rooflights and new side gable window
16 Hollickwood Avenue London N12 0LT · premises record
Proposed Lawful Development Certificate
Approved
2024-11-05
Single storey rear extension with a proposed depth of 6.00 metres, maximum height of 3.00 metres and eaves height of 2.85 metres.
16 Hollickwood Avenue London N12 0LT · premises record
Prior Notification (Householder)
Not required
2024-10-16
Part single, part two storey side and rear extension following demolition of existing annex. New front porch with associated access steps and reduction of level to courtyard. Roof alterations including 3no. front/side/rear facing rooflights
2 Hollickwood Avenue London N12 0LT · premises record
Householder Application
Approved
2023-06-21
Variation of condition 1 (Approved Plans) of planning permission 20/1064/HSE, dated 28/02/2020 for `Part single, part two storey side and rear extension. Installation of 1no front, side and rear facing rooflight. New front porch. New front hardstanding to provide additional parking space`. Variation to include amending the approved front porch design to a more traditional aesthetic, sympathetic to the existing dwelling facade. Remove the low side wall adjacent to the porch and re-surface/re-grade the front hardstanding to provide a continuous, smooth front apron to the dwelling. Add a ground floor level, opaque side window along with the updated porch design.
2 Hollickwood Avenue London N12 0LT · premises record
Vary/Remove condition/Minor Mtl Amnd
Approved
2021-05-28
Erection of a new garden room and garage to rear of existing property. Extension to the existing vehicular driveway
2 Hollickwood Avenue London N12 0LT · premises record
Proposed Lawful Development Certificate
Refused
2021-04-13
Single storey rear extension with a proposed depth of 6.00 metres, maximum height of 3.20 metres and eaves height of 3.00 metres
28 Hollickwood Avenue London N12 0LT · premises record
Not required
2026-02-10
More
Prior Notification (Householder)
Roof extension involving hip to gable, rear dormer window with juliette balcony and 3no. front facing rooflights
2 Hollickwood Avenue London N12 0LT · premises record
Approved
2026-02-02
More
Proposed Lawful Development Certificate
Single storey rear extension with No3 flat rooflights following demolition of existing extension and outbuilding.
26 Hollickwood Avenue London N12 0LT · premises record
Approved
2025-09-15
More
Proposed Lawful Development Certificate
Show all 10 rows
Single storey rear extension with a proposed depth of 6.00 metres, maximum height of 3.00 metres with eaves height of 2.40 metres. Following demolition of existing extension and outbuilding.
26 Hollickwood Avenue London N12 0LT · premises record
Not required
2025-04-04
More
Prior Notification (Householder)
Single storey rear extension with 3no. rooflights following the demolition of existing extension and outbuilding.
26 Hollickwood Avenue London N12 0LT · premises record
Refused
2025-03-07
More
Proposed Lawful Development Certificate
Roof extension involving hip to gable, rear dormer with juliette balcony, 3no. front facing rooflights and new side gable window
16 Hollickwood Avenue London N12 0LT · premises record
Approved
2024-11-05
More
Proposed Lawful Development Certificate
Single storey rear extension with a proposed depth of 6.00 metres, maximum height of 3.00 metres and eaves height of 2.85 metres.
16 Hollickwood Avenue London N12 0LT · premises record
Not required
2024-10-16
More
Prior Notification (Householder)
Part single, part two storey side and rear extension following demolition of existing annex. New front porch with associated access steps and reduction of level to courtyard. Roof alterations including 3no. front/side/rear facing rooflights
2 Hollickwood Avenue London N12 0LT · premises record
Approved
2023-06-21
More
Householder Application
Variation of condition 1 (Approved Plans) of planning permission 20/1064/HSE, dated 28/02/2020 for `Part single, part two storey side and rear extension. Installation of 1no front, side and rear facing rooflight. New front porch. New front hardstanding to provide additional parking space`. Variation to include amending the approved front porch design to a more traditional aesthetic, sympathetic to the existing dwelling facade. Remove the low side wall adjacent to the porch and re-surface/re-grade the front hardstanding to provide a continuous, smooth front apron to the dwelling. Add a ground floor level, opaque side window along with the updated porch design.
2 Hollickwood Avenue London N12 0LT · premises record
Approved
2021-05-28
More
Vary/Remove condition/Minor Mtl Amnd
Erection of a new garden room and garage to rear of existing property. Extension to the existing vehicular driveway
2 Hollickwood Avenue London N12 0LT · premises record
Refused
2021-04-13
More
Proposed Lawful Development Certificate
Building control
Building-control applications and notices in this postcode, from the council register.
Name
Details
Install a gas-fired boiler
Install a gas-fired boiler
Install a gas-fired boiler
Install a replacement consumer unit Install a replacement consumer unit
Install one or more new circuits
Install one or more new circuits
Rewire of all circuits Install a replacement consumer unit
Install a gas-fired boiler
Install a gas fire
Install a gas-fired boiler
Install a gas-fired boiler
Install a gas-fired boiler
Install a gas-fired boiler
Show all 10 rows
Install a replacement consumer unit Install a replacement consumer unit
Install one or more new circuits
Install one or more new circuits
Rewire of all circuits Install a replacement consumer unit
Install a gas-fired boiler
Install a gas fire
Install a gas-fired boiler
Place
What affects it?
Designations are shown per premises today (open any premises above); the postcode-level designation summary is built with the borough entity run. Use the map's designations filter to see them over the postcode 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 3 applications
Applicant on 3 applications
Applicant on 2 applications
Applicant on 2 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 3 applications
Applicant on 3 applications
Applicant on 2 applications
Show all 10 rows
Applicant on 2 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
Development
What could it become?
Planning precedent51 applications and 0 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy20 EPC records; ratings C: 1, D: 13, E: 5, 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 Pro
Ownership, finance and market signals recorded at addresses in this postcode — each with date and source. Signals are evidence of change, not a prediction.
Planning records: canonical stage2. EPC: EPC register. Premises: OS AddressBase / UPRN.