Postcode record · Westminster
NW1 6SL.
NW1 6SL has 49 known premises and 13 planning records — 5 approved of 9 decided (55.6%). 28 EPC records.
Postcode NW1 6SL · boundary not held, centred on the postcodeApprovedRefusedOther14 exact14 on the map — every match
At a glance · this postcodeWestminster profile →
49
Premises
known addresses (UPRNs)
13
Applications
9 decided
55.6%
Approval rate
5 approved · 4 refused
28
EPC records
ratings C 17 · D 5 · E 6
14
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?
NW1 6SL has 49 known premises and 13 planning records — 5 approved of 9 decided (55.6%). 28 EPC records.
Premises (18 of 49 shown)
Name
Details
UPRN 10033523605
UPRN 10033560208
UPRN 10033560209
UPRN 10033560758
UPRN 10033560759
UPRN 10033560760
UPRN 10033560761
UPRN 10033560762
UPRN 10033560763
UPRN 10033567484
UPRN 10033523605
UPRN 10033560208
UPRN 10033560209
Show all 10 rows
UPRN 10033560758
UPRN 10033560759
UPRN 10033560760
UPRN 10033560761
UPRN 10033560762
UPRN 10033560763
UPRN 10033567484
Planning
What happened?
13 planning applications across the postcode; 5 approved of 9 decided (55.6%). Latest 13 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Replacement front window with double-glazed hardwood window.
Ground Floor Flat 2 92 Bell Street London NW1 6SL · premises record
Full Planning Permission Application
Approved
2025-05-01
Use as 6 self contained flats (2 x 3 bed and 4 x 1 bed).
98 Bell Street London NW1 6SL · premises record
Full Planning Permission Application
Withdrawn
2007-12-10
Use as medical offices and therapy rooms (Class D1).
102 Bell Street London NW1 6SL · premises record
Full Planning Permission Application
Approved
2007-12-10
Demolition of existing mansard roof storey at fourth floor level.
94 Bell Street London NW1 6SL · premises record
Conservation Area Consent Appl (CAC)
Withdrawn
2007-08-09
Removal of existing roof access hatch at Nos. 94-96.
94 Bell Street London NW1 6SL · premises record
Conservation Area Consent Appl (CAC)
Withdrawn
2007-05-09
Conversion of one fourth floor flat into a one bedroom flat and one studio flat. Addition of a roof extension to accommodate a new one bedroom unit at Nos. 94-96.
94 Bell Street London NW1 6SL · premises record
Full Planning Permission Application
Refused
2007-05-09
Use of the whole building for consulting/counselling rooms for outpatients. (Class D1)
100 Bell Street London NW1 6SL · premises record
Full Planning Permission Application
Approved
2007-03-22
Removal of 4th floor mansard roof and rebuilding fourth floor as a sheer storey, and the erection of 5th floor mansard roof extension to create 1x2 bed and 1x1 bed flats
94 Bell Street London NW1 6SL · premises record
Full Planning Permission Application
Refused
2003-06-23
The erection of a roof extension over existing mansard to provide for two self-contained flats at Nos. 94-96 Bell Street.
94 Bell Street London NW1 6SL · premises record
Full Planning Permission Application
Refused
2001-09-13
VARIATION OF CONDITION 1 BY DELETION OF CHARTER HOSPITAL OF ST LOUIS & ITS REPLACEMENT WITH CHARTER MEDICAL OF ENGLAND LTD
100 Bell Street London NW1 6SL · premises record
Full Planning Permission Application
Approved
1997-04-18
Replacement front window with double-glazed hardwood window.
Ground Floor Flat 2 92 Bell Street London NW1 6SL · premises record
Approved
2025-05-01
More
Full Planning Permission Application
Use as 6 self contained flats (2 x 3 bed and 4 x 1 bed).
98 Bell Street London NW1 6SL · premises record
Withdrawn
2007-12-10
More
Full Planning Permission Application
Use as medical offices and therapy rooms (Class D1).
102 Bell Street London NW1 6SL · premises record
Approved
2007-12-10
More
Full Planning Permission Application
Show all 10 rows
Demolition of existing mansard roof storey at fourth floor level.
94 Bell Street London NW1 6SL · premises record
Withdrawn
2007-08-09
More
Conservation Area Consent Appl (CAC)
Removal of existing roof access hatch at Nos. 94-96.
94 Bell Street London NW1 6SL · premises record
Withdrawn
2007-05-09
More
Conservation Area Consent Appl (CAC)
Conversion of one fourth floor flat into a one bedroom flat and one studio flat. Addition of a roof extension to accommodate a new one bedroom unit at Nos. 94-96.
94 Bell Street London NW1 6SL · premises record
Refused
2007-05-09
More
Full Planning Permission Application
Use of the whole building for consulting/counselling rooms for outpatients. (Class D1)
100 Bell Street London NW1 6SL · premises record
Approved
2007-03-22
More
Full Planning Permission Application
Removal of 4th floor mansard roof and rebuilding fourth floor as a sheer storey, and the erection of 5th floor mansard roof extension to create 1x2 bed and 1x1 bed flats
94 Bell Street London NW1 6SL · premises record
Refused
2003-06-23
More
Full Planning Permission Application
The erection of a roof extension over existing mansard to provide for two self-contained flats at Nos. 94-96 Bell Street.
94 Bell Street London NW1 6SL · premises record
Refused
2001-09-13
More
Full Planning Permission Application
VARIATION OF CONDITION 1 BY DELETION OF CHARTER HOSPITAL OF ST LOUIS & ITS REPLACEMENT WITH CHARTER MEDICAL OF ENGLAND LTD
100 Bell Street London NW1 6SL · premises record
Approved
1997-04-18
More
Full Planning Permission Application
Building control
Building-control records are not yet collected for Westminster — 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 49 premises each one covers.
Designation
Coverage
Article 4 Direction Area
Article 4 Basement Development Permitted Rights Removed · reference 23/00006/REG_4 · covers 49 of 49 premises. Some normally permitted changes may require planning permission.
Conservation Area
Lisson Grove · reference CONARA/1120 · covers 49 of 49 premises. Demolition, alterations, trees and design are subject to additional heritage controls.
Article 4 Direction Area
Article 4 Basement Development Permitted Rights Removed · reference 23/00006/REG_4 · covers 49 of 49 premises. Some normally permitted changes may require planning permission.
Conservation Area
Lisson Grove · reference CONARA/1120 · covers 49 of 49 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).
People
Who is involved?
Named on the latest 13 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
Agent on 4 applications
Agent on 3 applications
Agent on 2 applications
Agent on 2 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
Agent on 4 applications
Agent on 3 applications
Agent on 2 applications
Agent on 2 applications
Development
What could it become?
Planning precedent13 applications and 14 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy28 EPC records; ratings C: 17, D: 5, E: 6.
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.
4 intent signals recorded in this postcode
Ageing director · Charge registered · Price decline · 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.