Postcode record · Barnet
HA8 8YN.
HA8 8YN has 42 known premises and 13 planning records — 11 approved of 13 decided (84.6%). 35 EPC records.
No OS boundary is held for this postcode yet, so no shape is drawn.
At a glance · this postcodeBarnet profile →
42
Premises
known addresses (UPRNs)
13
Applications
13 decided
84.6%
Approval rate
11 approved · 2 refused
35
EPC records
ratings C 13 · D 20 · E 2
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?
HA8 8YN has 42 known premises and 13 planning records — 11 approved of 13 decided (84.6%). 35 EPC records.
Premises (18 of 42 shown)
Name
Details
UPRN 200057058
UPRN 200057060
UPRN 200057062
UPRN 200057064
UPRN 200057067
UPRN 200057069
UPRN 200057071
UPRN 200057073
UPRN 200057075
UPRN 200057077
UPRN 200057058
UPRN 200057060
UPRN 200057062
Show all 10 rows
UPRN 200057064
UPRN 200057067
UPRN 200057069
UPRN 200057071
UPRN 200057073
UPRN 200057075
UPRN 200057077
Planning
What happened?
13 planning applications across the postcode; 11 approved of 13 decided (84.6%). Latest 13 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Roof extension involving hip to gable, rear dormer window with juliette balcony and 3no. front facing rooflights. New front porch. Erection of a rear outbuilding following demolition of existing garage. (amended)
52 Harcourt Avenue Edgware HA8 8YN · premises record
Proposed Lawful Development Certificate
Refused
2025-12-22
Single storey rear extension with a proposed depth of 6.00 metres, maximum height of 3.00 metres and eaves height of 2.82 metres, following demolition of the existing garage.
52 Harcourt Avenue Edgware HA8 8YN · premises record
Prior Notification (Householder)
Refused
2025-12-22
Single storey rear extension following demolition of the existing sheds with 2no. rooflights (Amended Description)
58 Harcourt Avenue Edgware HA8 8YN · premises record
Householder Application
Approved
2024-05-28
Roof extension including hip to gable, rear dormer window, side gable window and rooflights to front roofslope
50 Harcourt Avenue Edgware HA8 8YN · premises record
Householder Application
Approved
2024-01-02
Single storey rear extension following demolition of existing conservatory. Two storey side extension with alterations and extension to roof, following demolition of existing outhouse. New front porch
46 Harcourt Avenue Edgware HA8 8YN · premises record
Householder Application
Approved
2021-04-09
Roof extension involving hip to gable and rear dormer window
46 Harcourt Avenue Edgware HA8 8YN · premises record
Proposed Lawful Development Certificate
Approved
2021-01-25
Single storey rear extension following demolition of existing conservatory. Two storey side extension with alterations and extension to roof, following demolition of existing outhouse. New front porch (Amended description).
46 Harcourt Avenue Edgware HA8 8YN · premises record
Householder Application
Approved
2020-08-28
Single storey rear extension following demolition of existing conservatory. Two storey side extension with alterations and extension to roof, following demolition of existing outhouse
46 Harcourt Avenue Edgware HA8 8YN · premises record
Householder Application
Approved
2020-03-25
Single storey side extension following demolition of the existing garage
74 Harcourt Avenue Edgware HA8 8YN · premises record
Applicant Mrs Nicola Rock · Agent Robson Walsh
Proposed Lawful Development Certificate
Approved
2019-07-01
Roof extension involving hip to gable, rear dormer window with juliette balcony and 3no front facing rooflights. Single storey rear extension. Erection of rear outbuilding
54 Harcourt Avenue Edgware HA8 8YN · premises record
Proposed Lawful Development Certificate
Approved
2019-03-15
Roof extension involving hip to gable, rear dormer window with juliette balcony and 3no. front facing rooflights. New front porch. Erection of a rear outbuilding following demolition of existing garage. (amended)
52 Harcourt Avenue Edgware HA8 8YN · premises record
Refused
2025-12-22
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 2.82 metres, following demolition of the existing garage.
52 Harcourt Avenue Edgware HA8 8YN · premises record
Refused
2025-12-22
More
Prior Notification (Householder)
Single storey rear extension following demolition of the existing sheds with 2no. rooflights (Amended Description)
58 Harcourt Avenue Edgware HA8 8YN · premises record
Approved
2024-05-28
More
Householder Application
Show all 10 rows
Roof extension including hip to gable, rear dormer window, side gable window and rooflights to front roofslope
50 Harcourt Avenue Edgware HA8 8YN · premises record
Approved
2024-01-02
More
Householder Application
Single storey rear extension following demolition of existing conservatory. Two storey side extension with alterations and extension to roof, following demolition of existing outhouse. New front porch
46 Harcourt Avenue Edgware HA8 8YN · premises record
Approved
2021-04-09
More
Householder Application
Roof extension involving hip to gable and rear dormer window
46 Harcourt Avenue Edgware HA8 8YN · premises record
Approved
2021-01-25
More
Proposed Lawful Development Certificate
Single storey rear extension following demolition of existing conservatory. Two storey side extension with alterations and extension to roof, following demolition of existing outhouse. New front porch (Amended description).
46 Harcourt Avenue Edgware HA8 8YN · premises record
Approved
2020-08-28
More
Householder Application
Single storey rear extension following demolition of existing conservatory. Two storey side extension with alterations and extension to roof, following demolition of existing outhouse
46 Harcourt Avenue Edgware HA8 8YN · premises record
Approved
2020-03-25
More
Householder Application
Single storey side extension following demolition of the existing garage
74 Harcourt Avenue Edgware HA8 8YN · premises record
Applicant Mrs Nicola Rock · Agent Robson Walsh
Approved
2019-07-01
More
Proposed Lawful Development Certificate
Roof extension involving hip to gable, rear dormer window with juliette balcony and 3no front facing rooflights. Single storey rear extension. Erection of rear outbuilding
54 Harcourt Avenue Edgware HA8 8YN · premises record
Approved
2019-03-15
More
Proposed Lawful Development Certificate
Building control
Building-control applications and notices in this postcode, from the council register.
Name
Details
Loft Conversion
Install a gas-fired boiler
Install a gas fire
Install a gas-fired boiler
Single Storey Rear Extension And Two Storey Side Extension, Loft Conversion And Internal Alterations
Single Storey Side Extension And Ground Floor Structural Alterations
Install a gas-fired boiler
Install a gas-fired boiler
Install a gas-fired boiler
Install replacement window in a dwelling Install replacement door in a dwelling
Loft Conversion
Install a gas-fired boiler
Install a gas fire
Show all 10 rows
Install a gas-fired boiler
Single Storey Rear Extension And Two Storey Side Extension, Loft Conversion And Internal Alterations
Single Storey Side Extension And Ground Floor Structural Alterations
Install a gas-fired boiler
Install a gas-fired boiler
Install a gas-fired boiler
Install replacement window in a dwelling Install replacement door in a dwelling
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 13 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
Agent on 2 applications
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
Agent on 2 applications
Development
What could it become?
Planning precedent13 applications and 0 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy35 EPC records; ratings C: 13, D: 20, 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 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.