Postcode record · Enfield
N21 1SG.
N21 1SG has 35 known premises and 7 planning records — 6 approved of 7 decided (85.7%). 28 EPC records.
Postcode N21 1SG · boundary not held, centred on the postcodeApprovedRefusedOther7 exact3 approximate10 on the map — every match
At a glance · this postcodeEnfield profile →
35
Premises
known addresses (UPRNs)
7
Applications
7 decided
85.7%
Approval rate
6 approved · 1 refused
28
EPC records
ratings B 2 · C 15 · D 10 · E 1
10
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 1SG has 35 known premises and 7 planning records — 6 approved of 7 decided (85.7%). 28 EPC records.
Premises (18 of 35 shown)
Name
Details
UPRN 207001395
UPRN 207012092
UPRN 207077624
UPRN 207167411
UPRN 207167412
UPRN 207169499
UPRN 207169500
UPRN 207169501
UPRN 207169502
UPRN 207169503
UPRN 207001395
UPRN 207012092
UPRN 207077624
Show all 10 rows
UPRN 207167411
UPRN 207167412
UPRN 207169499
UPRN 207169500
UPRN 207169501
UPRN 207169502
UPRN 207169503
Planning
What happened?
7 planning applications across the postcode; 6 approved of 7 decided (85.7%). Latest 7 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Installation of UVPC windows and doors throughout. (Variation of condition 02 of approval under Ref:TP/94/0197)
1, Buchanan Close, London, N21 1SG · premises record
Applicant Mr Rammohan Menon · Agent Anglian Windows
Full
Refused
2007-02-23
Rear conservatory
7, Buchanan Close, Winchmore Hill, London, N21 1SG · premises record
Applicant Mr P Cooper
Full
Approved
2002-11-01
Single storey rear extension (Retrospective).
3, Buchanan Close, London, N21 · premises record
Applicant Mr. G. Swain & Miss T Webster
Full
Approved
2001-04-27
Crown lifting, crown reduction by 30% and crown thinning by 30% to two existing Ash trees.
5, Buchanan Close, Highlands Village, London, N21 1SG · premises record
Applicant S.C. & M.T. Palmer
Works to a tree in a Conservation Area
Approved
2000-07-19
Conservatory at rear.
5, Buchanan Close, London, N21 · premises record
Applicant Mr. & Mrs. Palmer · Agent Parkside Design
Full
Approved
1999-07-06
Two-storey side extension with hipped roof over.
5, Buchanan Close, London, N21 · premises record
Applicant Mr & Mrs Palmer · Agent Parkside Design
Full
Approved
1999-02-15
Installation of UVPC windows and doors throughout. (Variation of condition 02 of approval under Ref:TP/94/0197)
1, Buchanan Close, London, N21 1SG · premises record
Applicant Mr Rammohan Menon · Agent Anglian Windows
Refused
2007-02-23
More
Full
Rear conservatory
7, Buchanan Close, Winchmore Hill, London, N21 1SG · premises record
Applicant Mr P Cooper
Approved
2002-11-01
More
Full
Show all 7 rows
Single storey rear extension (Retrospective).
3, Buchanan Close, London, N21 · premises record
Applicant Mr. G. Swain & Miss T Webster
Approved
2001-04-27
More
Full
Crown lifting, crown reduction by 30% and crown thinning by 30% to two existing Ash trees.
5, Buchanan Close, Highlands Village, London, N21 1SG · premises record
Applicant S.C. & M.T. Palmer
Approved
2000-07-19
More
Works to a tree in a Conservation Area
Conservatory at rear.
5, Buchanan Close, London, N21 · premises record
Applicant Mr. & Mrs. Palmer · Agent Parkside Design
Approved
1999-07-06
More
Full
Two-storey side extension with hipped roof over.
5, Buchanan Close, London, N21 · premises record
Applicant Mr & Mrs Palmer · Agent Parkside Design
Approved
1999-02-15
More
Full
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 35 premises each one covers.
Designation
Coverage
Article 4 Direction Area
Borough wide · reference AD17 · covers 35 of 35 premises. Some normally permitted changes may require planning permission.
Conservation Area
HIGHLANDS · reference CA08 · covers 13 of 35 premises. Demolition, alterations, trees and design are subject to additional heritage controls.
Article 4 Direction Area
Borough wide · reference AD17 · covers 35 of 35 premises. Some normally permitted changes may require planning permission.
Conservation Area
HIGHLANDS · reference CA08 · covers 13 of 35 premises. Demolition, alterations, trees and design are subject to additional heritage controls.
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 Pennington Drive To Seacole Lodge0 mBuchanan Close0 mMacleod Road0 mHansen Drive0 mTresilian Avenue0 mPennington Drive0 mAccess Road From Pennington Drive To Beveridge Lodge26 mFootpath From Tresilian Avenue To Rear Of 28 Treves Close31 mSimpson Close32 mFootpath From Laidlaw Drive To Tresilian Avenue35 m
People
Who is involved?
Named on the latest 7 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
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
Agent on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Show all 8 rows
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Agent on 2 applications
Agent on 1 application
Development
What could it become?
Planning precedent7 applications and 10 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy28 EPC records; ratings B: 2, C: 15, D: 10, E: 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
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.
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.