Postcode record · Enfield
N21 1SB.
N21 1SB has 24 known premises and 18 planning records — 11 approved of 18 decided (61.1%). 14 EPC records.
Postcode N21 1SB · boundary not held, centred on the postcodeApprovedRefusedOther18 exact18 on the map — every match
At a glance · this postcodeEnfield profile →
24
Premises
known addresses (UPRNs)
18
Applications
18 decided
61.1%
Approval rate
11 approved · 7 refused
14
EPC records
ratings B 2 · C 9 · D 3
18
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 1SB has 24 known premises and 18 planning records — 11 approved of 18 decided (61.1%). 14 EPC records.
Premises (18 of 24 shown)
Name
Details
UPRN 207077487
UPRN 207077488
UPRN 207077606
UPRN 207084432
UPRN 207084433
UPRN 207087824
UPRN 207167943
UPRN 207167944
UPRN 207167945
UPRN 207167946
UPRN 207077487
UPRN 207077488
UPRN 207077606
Show all 10 rows
UPRN 207084432
UPRN 207084433
UPRN 207087824
UPRN 207167943
UPRN 207167944
UPRN 207167945
UPRN 207167946
Planning
What happened?
18 planning applications across the postcode; 11 approved of 18 decided (61.1%). Latest 18 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Part single, part 2-storey side/rear extension with roof over.
2 Hansen Drive London N21 1SB · premises record
Householder
Approved
2025-01-30
Extension and conversion of garage into a habitable room together with a detached store, extension to front entrance porch and replacement timber fence to rear.
8 Hansen Drive London N21 1SB · premises record
Householder
Approved
2020-08-04
Single storey rear extension.
3 Hansen Drive London N21 1SB · premises record
Householder
Approved
2019-04-23
Rear dormer and rooflights to front.
3 Hansen Drive London N21 1SB · premises record
Householder
Approved
2018-11-27
Extension to roof at both sides to form gable end with rear dormer, juliette balcony and front rooflights.
3 Hansen Drive London N21 1SB · premises record
Householder
Refused
2018-07-10
Single storey rear extension.
6 Hansen Drive London N21 1SB · premises record
Householder
Approved
2018-05-31
Single storey rear extension with roof lights
5 Hansen Drive London N21 1SB · premises record
Householder
Approved
2017-05-08
Conversion of garage into habitable room involving alterations to front elevation.
5 Hansen Drive London N21 1SB · premises record
Householder
Approved
2017-03-15
Erection of garage to front and side.
7, Hansen Drive, London, N21 1SB · premises record
Householder
Approved
2010-04-30
Erection of detached garage to front.
7, Hansen Drive, London, N21 1SB · premises record
Householder
Refused
2010-01-20
Part single, part 2-storey side/rear extension with roof over.
2 Hansen Drive London N21 1SB · premises record
Approved
2025-01-30
More
Householder
Extension and conversion of garage into a habitable room together with a detached store, extension to front entrance porch and replacement timber fence to rear.
8 Hansen Drive London N21 1SB · premises record
Approved
2020-08-04
More
Householder
Single storey rear extension.
3 Hansen Drive London N21 1SB · premises record
Approved
2019-04-23
More
Householder
Show all 10 rows
Rear dormer and rooflights to front.
3 Hansen Drive London N21 1SB · premises record
Approved
2018-11-27
More
Householder
Extension to roof at both sides to form gable end with rear dormer, juliette balcony and front rooflights.
3 Hansen Drive London N21 1SB · premises record
Refused
2018-07-10
More
Householder
Single storey rear extension.
6 Hansen Drive London N21 1SB · premises record
Approved
2018-05-31
More
Householder
Single storey rear extension with roof lights
5 Hansen Drive London N21 1SB · premises record
Approved
2017-05-08
More
Householder
Conversion of garage into habitable room involving alterations to front elevation.
5 Hansen Drive London N21 1SB · premises record
Approved
2017-03-15
More
Householder
Erection of garage to front and side.
7, Hansen Drive, London, N21 1SB · premises record
Approved
2010-04-30
More
Householder
Erection of detached garage to front.
7, Hansen Drive, London, N21 1SB · premises record
Refused
2010-01-20
More
Householder
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 24 premises each one covers.
Designation
Coverage
Article 4 Direction Area
Borough wide · reference AD17 · covers 24 of 24 premises. Some normally permitted changes may require planning permission.
Article 4 Direction Area
Borough wide · reference AD17 · covers 24 of 24 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).
Buchanan Close0 mFootpath Starting At Fleming Drive Ending At Footpath From Laidlaw Drive To Tresilian Avenue0 mFootpath From Laidlaw Drive To Tresilian Avenue0 mHansen Drive0 mTresilian Avenue0 mCorfield Road8 mFootpath From Tresilian Avenue To Rear Of 28 Treves Close8 mFleming Drive15 mSimpson Close41 mAccess Road From Laidlaw Drive To 22-28 Laidlaw Drive42 m
People
Who is involved?
Named on the latest 18 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
Applicant on 4 applications
Applicant on 3 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
Agent on 5 applications
Agent on 3 applications
Applicant on 4 applications
Applicant on 3 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
Agent on 5 applications
Agent on 3 applications
Development
What could it become?
Planning precedent18 applications and 18 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy14 EPC records; ratings B: 2, C: 9, D: 3.
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
The Developer PlanOwnership, finance and market signals recorded at addresses in this postcode — each with date and source. Signals are evidence of change, not a prediction.
11 intent signals recorded in this postcode
Charge registered · Long hold
Subscribe to see the signals →Thinking about a project here?
Boundary: OS Postcode Unit areas (Ordnance Survey), 2026-08-14. Planning records: canonical stage2. EPC: EPC register. Premises: OS AddressBase / UPRN.