Postcode record · Enfield
N21 3AX.
N21 3AX has 27 known premises and 41 planning records — 23 approved of 31 decided (74.2%). 15 EPC records.
Postcode N21 3AX · boundary not held, centred on the postcodeApprovedRefusedOther41 on the map — every match
At a glance · this postcodeEnfield profile →
27
Premises
known addresses (UPRNs)
41
Applications
31 decided
74.2%
Approval rate
23 approved · 8 refused
55 days
Median decision time
average 101 days · 38 dated decisions
15
EPC records
ratings B 1 · C 3 · D 9 · E 2
41
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?
N21 3AX has 27 known premises and 41 planning records — 23 approved of 31 decided (74.2%). 15 EPC records.
Premises (18 of 27 shown)
Name
Details
UPRN 207024700
UPRN 207077661
UPRN 207077662
UPRN 207077663
UPRN 207077664
UPRN 207077665
UPRN 207077666
UPRN 207077667
UPRN 207077668
UPRN 207077669
UPRN 207024700
UPRN 207077661
UPRN 207077662
Show all 10 rows
UPRN 207077663
UPRN 207077664
UPRN 207077665
UPRN 207077666
UPRN 207077667
UPRN 207077668
UPRN 207077669
Planning
What happened?
41 planning applications across the postcode; 23 approved of 31 decided (74.2%). Latest 30 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Single storey rear extension 5.2m deep x 3m high (3m high to eaves).
140 Barrowell Green London N21 3AX · premises record
Officer Asma Tasnim
Class A HH - Prior Approval
No objection
2026-02-09
Single storey rear extension submitted pursuant to prior approval ref: 25/03289/PRH.
140 Barrowell Green London N21 3AX · premises record
Officer Yeliz Muezzin
Cert of Lawful Use/Operation - Proposed
Refused
2025-11-04
Single storey rear extension 5.2m deep x 3m high (3m high to eaves).
140 Barrowell Green London N21 3AX · premises record
Officer Asma Tasnim
Class A HH - Prior Approval
No objection
2025-09-24
Conversion of dwelling house to 2 x self-contained flats including part single, part 2- storey side and rear extensions, rear dormer with front rooflights, front entrance porch and refuse and cycle storage.
136 Barrowell Green London N21 3AX · premises record
Officer Nurgul Kinli
Full
Approved
2025-04-22
Use of the property as two separate self contained units.
126 Barrowell Green London N21 3AX · premises record
Officer Natalie Price
Cert of Lawful Use/Operation - Existing
Refused
2025-03-25
Part single part 2 storey side and rear extensions, rear dormer with front rooflights, front entrance porch.
136 Barrowell Green London N21 3AX · premises record
Officer Karim El-Houssami
Householder
Approved
2024-11-15
Details pursuant to Ref: 22/03645/VAR for cycle storage details (8) in respect of the variation of condition 2 of 16/04916/FUL to allow car and cycle parking associated with the approved scheme for the original house 162 Barrowell Green to be accommodated for on the new front driveway and parking area to the rear for number 164.
162 And 164 Barrowell Green London N21 3AX · premises record
Officer Mr Andrew Pommells
Discharge Condition
Approved
2023-06-14
Variation of condition 2 of 16/04916/FUL to allow car and cycle parking associated with the approved scheme for the original house 162 Barrowell Green to be accommodated for on the new front driveway and parking area to the rear for number 164.
162 And 164 Barrowell Green London N21 3AX · premises record
Officer Mr Andrew Pommells
Variation of condition
Approved
2022-10-25
Single storey rear extension.
150 Barrowell Green London N21 3AX · premises record
Officer David Maguire
Householder
Approved
2022-09-06
Extension to roof at side to form gable end with rear dormer and front rooflights.
150 Barrowell Green London N21 3AX · premises record
Officer Mahboubeh Bahrami-Jovein
Cert of Lawful Use/Operation - Proposed
Approved
2022-09-06
Single storey rear extension 5.2m deep x 3m high (3m high to eaves).
140 Barrowell Green London N21 3AX · premises record
Officer Asma Tasnim
No objection
2026-02-09
More
Class A HH - Prior Approval
Single storey rear extension submitted pursuant to prior approval ref: 25/03289/PRH.
140 Barrowell Green London N21 3AX · premises record
Officer Yeliz Muezzin
Refused
2025-11-04
More
Cert of Lawful Use/Operation - Proposed
Single storey rear extension 5.2m deep x 3m high (3m high to eaves).
140 Barrowell Green London N21 3AX · premises record
Officer Asma Tasnim
No objection
2025-09-24
More
Class A HH - Prior Approval
Show all 10 rows
Conversion of dwelling house to 2 x self-contained flats including part single, part 2- storey side and rear extensions, rear dormer with front rooflights, front entrance porch and refuse and cycle storage.
136 Barrowell Green London N21 3AX · premises record
Officer Nurgul Kinli
Approved
2025-04-22
More
Full
Use of the property as two separate self contained units.
126 Barrowell Green London N21 3AX · premises record
Officer Natalie Price
Refused
2025-03-25
More
Cert of Lawful Use/Operation - Existing
Part single part 2 storey side and rear extensions, rear dormer with front rooflights, front entrance porch.
136 Barrowell Green London N21 3AX · premises record
Officer Karim El-Houssami
Approved
2024-11-15
More
Householder
Details pursuant to Ref: 22/03645/VAR for cycle storage details (8) in respect of the variation of condition 2 of 16/04916/FUL to allow car and cycle parking associated with the approved scheme for the original house 162 Barrowell Green to be accommodated for on the new front driveway and parking area to the rear for number 164.
162 And 164 Barrowell Green London N21 3AX · premises record
Officer Mr Andrew Pommells
Approved
2023-06-14
More
Discharge Condition
Variation of condition 2 of 16/04916/FUL to allow car and cycle parking associated with the approved scheme for the original house 162 Barrowell Green to be accommodated for on the new front driveway and parking area to the rear for number 164.
162 And 164 Barrowell Green London N21 3AX · premises record
Officer Mr Andrew Pommells
Approved
2022-10-25
More
Variation of condition
Single storey rear extension.
150 Barrowell Green London N21 3AX · premises record
Officer David Maguire
Approved
2022-09-06
More
Householder
Extension to roof at side to form gable end with rear dormer and front rooflights.
150 Barrowell Green London N21 3AX · premises record
Officer Mahboubeh Bahrami-Jovein
Approved
2022-09-06
More
Cert of Lawful Use/Operation - Proposed
Building control
Building-control records are not yet collected for Enfield — 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 27 premises each one covers.
Designation
Coverage
Article 4 Direction Area
Borough wide · reference AD17 · covers 27 of 27 premises. Some normally permitted changes may require planning permission.
Article 4 Direction Area
Borough wide · reference AD17 · covers 27 of 27 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).
The Larches0 mAsh Grove0 mBarrowell Green0 mFirs Lane0 mFootpath Starting At Access Road From Barrowell Green To Civic Amenity Site Ending At Firs Lane6 m
People
Who is involved?
Named on the latest 30 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
Case officer on 4 applications
Case officer on 2 applications
Case officer on 2 applications
Case officer on 2 applications
Case officer on 2 applications
Case officer on 2 applications
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Case officer on 4 applications
Case officer on 2 applications
Case officer on 2 applications
Show all 10 rows
Case officer on 2 applications
Case officer on 2 applications
Case officer on 2 applications
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Development
What could it become?
Planning precedent41 applications and 41 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy15 EPC records; ratings B: 1, C: 3, D: 9, 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.
Boundary: OS Postcode Unit areas (Ordnance Survey), 2026-08-14. Planning records: canonical stage2. EPC: EPC register. Premises: OS AddressBase / UPRN.