Postcode record · Enfield
N21 1SS.
N21 1SS has 31 known premises and 17 planning records — 12 approved of 15 decided (80%). 15 EPC records.
Postcode N21 1SS · boundary not held, centred on the postcodeApprovedRefusedOther17 on the map — every match
At a glance · this postcodeEnfield profile →
31
Premises
known addresses (UPRNs)
17
Applications
15 decided
80%
Approval rate
12 approved · 3 refused
55 days
Median decision time
average 57 days · 17 dated decisions
15
EPC records
ratings C 8 · D 7
17
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 1SS has 31 known premises and 17 planning records — 12 approved of 15 decided (80%). 15 EPC records.
Premises (18 of 31 shown)
Name
Details
UPRN 207001284
UPRN 207043706
UPRN 207043708
UPRN 207043709
UPRN 207077500
UPRN 207077501
UPRN 207077523
UPRN 207077524
UPRN 207077525
UPRN 207001284
UPRN 207043706
Show all 10 rows
UPRN 207043708
UPRN 207043709
UPRN 207077500
UPRN 207077501
UPRN 207077523
UPRN 207077524
UPRN 207077525
Planning
What happened?
17 planning applications across the postcode; 12 approved of 15 decided (80%). Latest 17 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Single storey side and rear extension, rear dormer and front roof lights.
9 Laidlaw Drive London N21 1SS · premises record
Officer Mr Andrew Pommells
Householder
Approved
2025-03-07
Rear dormer with front rooflights.
11 Laidlaw Drive London N21 1SS · premises record
Officer Mahboubeh Bahrami-Jovein
Householder
Approved
2022-05-10
Rear dormer with front rooflights.
17 Laidlaw Drive London N21 1SS · premises record
Officer Carolyn Southall
Householder
Approved
2019-06-20
Rear dormer with 2 x front rooflights.
17 Laidlaw Drive London N21 1SS · premises record
Officer Mr Francis Wambugu
Cert of Lawful Use/Operation - Proposed
Refused
2019-05-10
Rear dormer with front and rear rooflights.
17 Laidlaw Drive London N21 1SS · premises record
Officer Hanan Osman
Householder
Approved
2018-07-19
Single storey rear extension 3.5m deep x 3.2m high (2.6m high to eaves)
28 Laidlaw Drive London N21 1SS · premises record
Officer Ms Eloise Kiernan
Class A HH - Prior Approval
No objection
2017-04-18
Rear dormer with 2 x rooflights to front slope and a single storey rear extension.
16 Laidlaw Drive London N21 1SS · premises record
Officer Mr Richard Laws
Householder
Approved
2015-05-13
Conversion of garage into habitable room involving alterations to front elevation.
3, Laidlaw Drive, London, N21 1SS · premises record
Householder
Approved
2013-10-16
Conversion of integral garage into habitable room involving external alterations to front elevation.
26, Laidlaw Drive, London, N21 1SS · premises record
Officer Mr Nigel Catherall
Householder
Approved
2011-06-30
Conversion of integral garage to habitable room involving external alterations to front.
26, Laidlaw Drive, London, N21 1SS · premises record
Officer Mr Nigel Catherall
Cert of Lawful Use/Operation - Proposed
Withdrawn
2011-04-28
Single storey side and rear extension, rear dormer and front roof lights.
9 Laidlaw Drive London N21 1SS · premises record
Officer Mr Andrew Pommells
Approved
2025-03-07
More
Householder
Rear dormer with front rooflights.
11 Laidlaw Drive London N21 1SS · premises record
Officer Mahboubeh Bahrami-Jovein
Approved
2022-05-10
More
Householder
Rear dormer with front rooflights.
17 Laidlaw Drive London N21 1SS · premises record
Officer Carolyn Southall
Approved
2019-06-20
More
Householder
Show all 10 rows
Rear dormer with 2 x front rooflights.
17 Laidlaw Drive London N21 1SS · premises record
Officer Mr Francis Wambugu
Refused
2019-05-10
More
Cert of Lawful Use/Operation - Proposed
Rear dormer with front and rear rooflights.
17 Laidlaw Drive London N21 1SS · premises record
Officer Hanan Osman
Approved
2018-07-19
More
Householder
Single storey rear extension 3.5m deep x 3.2m high (2.6m high to eaves)
28 Laidlaw Drive London N21 1SS · premises record
Officer Ms Eloise Kiernan
No objection
2017-04-18
More
Class A HH - Prior Approval
Rear dormer with 2 x rooflights to front slope and a single storey rear extension.
16 Laidlaw Drive London N21 1SS · premises record
Officer Mr Richard Laws
Approved
2015-05-13
More
Householder
Conversion of garage into habitable room involving alterations to front elevation.
3, Laidlaw Drive, London, N21 1SS · premises record
Approved
2013-10-16
More
Householder
Conversion of integral garage into habitable room involving external alterations to front elevation.
26, Laidlaw Drive, London, N21 1SS · premises record
Officer Mr Nigel Catherall
Approved
2011-06-30
More
Householder
Conversion of integral garage to habitable room involving external alterations to front.
26, Laidlaw Drive, London, N21 1SS · premises record
Officer Mr Nigel Catherall
Withdrawn
2011-04-28
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 31 premises each one covers.
Designation
Coverage
Article 4 Direction Area
Borough wide · reference AD17 · covers 31 of 31 premises. Some normally permitted changes may require planning permission.
Article 4 Direction Area
Borough wide · reference AD17 · covers 31 of 31 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).
Access Road From Hanbury Drive To 5-15 Hanbury Drive0 mFleming Drive0 mChadwick Avenue1 mLaidlaw Drive1 mAccess Road From Laidlaw Drive To 22-28 Laidlaw Drive2 mFootpath From Laidlaw Drive To Tresilian Avenue3 mFootpath From Chadwick Avenue To Hanbury Drive16 mFootpath From Roundhill Drive To Rushey Hill25 mSydenham Avenue26 mRushey Hill29 m
People
Who is involved?
Named on the latest 17 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
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 1 application
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Case officer on 2 applications
Case officer on 1 application
Case officer on 1 application
Show all 10 rows
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
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 precedent17 applications and 17 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy15 EPC records; ratings C: 8, D: 7.
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.