Postcode record · Barnet
EN5 2BY.
EN5 2BY has 14 known premises and 10 planning records — 10 approved of 10 decided (100%). 6 EPC records.
Postcode EN5 2BY · boundary not held, centred on the postcodeApprovedRefusedOther10 exact3 approximate13 on the map — every match
At a glance · this postcodeBarnet profile →
14
Premises
known addresses (UPRNs)
10
Applications
10 decided
100%
Approval rate
10 approved · 0 refused
6
EPC records
ratings D 3 · E 2 · G 1
13
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?
EN5 2BY has 14 known premises and 10 planning records — 10 approved of 10 decided (100%). 6 EPC records.
Premises
Name
Details
UPRN 200050936
UPRN 200050938
UPRN 200050940
UPRN 200050942
UPRN 200050944
UPRN 200050946
UPRN 200050948
UPRN 200050950
UPRN 200050952
UPRN 200050936
UPRN 200050938
Show all 10 rows
UPRN 200050940
UPRN 200050942
UPRN 200050944
UPRN 200050946
UPRN 200050948
UPRN 200050950
UPRN 200050952
Planning
What happened?
10 planning applications across the postcode; 10 approved of 10 decided (100%). Latest 10 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Erection of a rear garden room
47 Grasvenor Avenue Barnet EN5 2BY · premises record
Proposed Lawful Development Certificate
Approved
2026-03-26
Erection of a two storey dwelling. Roof extension involving hip to gable, rear dormer window with juliette balcony and 3no. front facing rooflights and single storey rear extension to the existing house with new patio area to both properties. Associated parking, landscaping, refuse/recycling and cycle storage
45 Grasvenor Avenue Barnet EN5 2BY · premises record
Full Application
Approved
2025-03-27
Roof extension involving hip to gable, rear dormer window with juliette balcony and 3no. front facing rooflights; Changes to front and rear fenestration; Single storey rear extension (Amended Description)
45 Grasvenor Avenue Barnet EN5 2BY · premises record
—
Approved
2025-01-27
First floor side/rear extension
49 Grasvenor Avenue Barnet EN5 2BY · premises record
Householder Application
Approved
2023-03-06
New enlarged rear storage outbuilding including home office & associated rear patio following demolition of existing storage outbuilding.
41 Grasvenor Avenue, Barnet, Herts, EN5 2BY · premises record
Householder Application
Approved
2013-07-10
Conversion of existing garage into habitable room including replacement of garage door with window. New front porch.
49 Grasvenor Avenue, Barnet, Herts, EN5 2BY · premises record
Applicant Mr & Mrs Niezgoda · Officer Mary Kearns
Householder Application
Approved
2010-11-02
Single storey rear extension and conservatory.
31 Grasvenor Avenue Barnet Hertfordshire EN5 2BY · premises record
Applicant Mr & Mrs J Harris · Officer Robert Lancaster
Full Application
Approved
2006-08-24
Single-storey rear extension. Loft conversion incorporating side hip to gable roof extension and rooflights.
41 Grasvenor Avenue Barnet Herts EN5 2BY · premises record
Applicant Mr And Mrs Singleton
Full Application
Approved
2000-02-09
First floor side extension.
49 Grasvenor Avenue Barnet Herts · premises record
Applicant Not disclosed
Full Application
Approved
1998-04-17
Dormer windows to side and rear.
25 Grasvenor Avenue Barnet Herts · premises record
Applicant Not disclosed
Full Application
Approved
1996-04-22
Erection of a rear garden room
47 Grasvenor Avenue Barnet EN5 2BY · premises record
Approved
2026-03-26
More
Proposed Lawful Development Certificate
Erection of a two storey dwelling. Roof extension involving hip to gable, rear dormer window with juliette balcony and 3no. front facing rooflights and single storey rear extension to the existing house with new patio area to both properties. Associated parking, landscaping, refuse/recycling and cycle storage
45 Grasvenor Avenue Barnet EN5 2BY · premises record
Approved
2025-03-27
More
Full Application
Roof extension involving hip to gable, rear dormer window with juliette balcony and 3no. front facing rooflights; Changes to front and rear fenestration; Single storey rear extension (Amended Description)
45 Grasvenor Avenue Barnet EN5 2BY · premises record
Approved
2025-01-27
More
—
Show all 10 rows
First floor side/rear extension
49 Grasvenor Avenue Barnet EN5 2BY · premises record
Approved
2023-03-06
More
Householder Application
New enlarged rear storage outbuilding including home office & associated rear patio following demolition of existing storage outbuilding.
41 Grasvenor Avenue, Barnet, Herts, EN5 2BY · premises record
Approved
2013-07-10
More
Householder Application
Conversion of existing garage into habitable room including replacement of garage door with window. New front porch.
49 Grasvenor Avenue, Barnet, Herts, EN5 2BY · premises record
Applicant Mr & Mrs Niezgoda · Officer Mary Kearns
Approved
2010-11-02
More
Householder Application
Single storey rear extension and conservatory.
31 Grasvenor Avenue Barnet Hertfordshire EN5 2BY · premises record
Applicant Mr & Mrs J Harris · Officer Robert Lancaster
Approved
2006-08-24
More
Full Application
Single-storey rear extension. Loft conversion incorporating side hip to gable roof extension and rooflights.
41 Grasvenor Avenue Barnet Herts EN5 2BY · premises record
Applicant Mr And Mrs Singleton
Approved
2000-02-09
More
Full Application
First floor side extension.
49 Grasvenor Avenue Barnet Herts · premises record
Applicant Not disclosed
Approved
1998-04-17
More
Full Application
Dormer windows to side and rear.
25 Grasvenor Avenue Barnet Herts · premises record
Applicant Not disclosed
Approved
1996-04-22
More
Full 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 14 premises each one covers.
Designation
Coverage
Article 4 Direction Area
Article 4 Small Houses in Multiple Occupation (HMO) Area 1 · reference A4D14A1 · covers 14 of 14 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 14 of 14 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 10 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
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
Agent on 1 application
Agent on 1 application
Applicant on 2 applications
Applicant on 1 application
Applicant on 1 application
Show all 10 rows
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Agent on 1 application
Agent on 1 application
Development
What could it become?
Planning precedent10 applications and 13 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy6 EPC records; ratings D: 3, E: 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.
Boundary: OS Postcode Unit areas (Ordnance Survey), 2026-08-14. Planning records: canonical stage2. EPC: EPC register. Premises: OS AddressBase / UPRN.