Postcode record · Westminster
W9 1EY.
W9 1EY has 92 known premises and 22 planning records — 12 approved of 20 decided (60%). 40 EPC records.
No OS boundary is held for this postcode yet, so no shape is drawn.
At a glance · this postcodeWestminster profile →
92
Premises
known addresses (UPRNs)
22
Applications
20 decided
60%
Approval rate
12 approved · 0 refused
40
EPC records
ratings C 18 · D 14 · E 8
0
Mapped applications
shape not available
Postcode unit boundary from Ordnance Survey; premises and applications inside it. Aggregates describe the area, not any single premises.
Property
What is it?
W9 1EY has 92 known premises and 22 planning records — 12 approved of 20 decided (60%). 40 EPC records.
Premises (18 of 92 shown)
Name
Details
UPRN 10025182886
UPRN 10033526705
UPRN 10033526706
UPRN 10033531574
UPRN 10033531579
UPRN 10033531581
UPRN 10033531778
UPRN 10033550508
UPRN 10033550966
UPRN 10033554319
UPRN 10025182886
UPRN 10033526705
UPRN 10033526706
Show all 10 rows
UPRN 10033531574
UPRN 10033531579
UPRN 10033531581
UPRN 10033531778
UPRN 10033550508
UPRN 10033550966
UPRN 10033554319
Planning
What happened?
22 planning applications across the postcode; 12 approved of 20 decided (60%). Latest 22 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
1 x sycamore: crown reduce to previous, most recent reduction points. 1 x field maple: crown reduce to 1m below the previous reduction points, pruning back to suitable growth points and shaping to create a natural flowing canopy outline.
11A Castellain Road London W9 1EY · premises record
Applic. for works to trees in CA
No objection
2024-09-23
1 x field maple: reduce by up to 1m below the previous, most recent reduction points.
11A Castellain Road London W9 1EY · premises record
Applic. for works to trees in CA
No objection
2022-08-15
T1 1 x Field maple: Reduce back 1.5m to previous points; T2 1 x Sycamore: Reduce back 2m to previous points.
11A Castellain Road London W9 1EY · premises record
Applicant Mr Melvin Orton · Officer Rosalie Dobson
Applic. for works to trees in CA
No objection
2022-05-05
1 x Field maple (rear): Crown reduce back to previous, most recent reduction points and reshape to balance 1 x Sycamore (rear): Crown reduce back to previous, most recent reduction points and reshape to balance.
11A Castellain Road London W9 1EY · premises record
Applic. for works to trees in CA
No objection
2020-06-06
1 x silver birch (rear):reduce low lateral branch growing towards property by 1.5-2m, pruning back to suitable lateral branches and shortening these retained lateral branches to balance and shape. Remove selected low, fine branches (under 15mm in diameter) back to trunk, to a height of 4m above ground level. Reduce height by up to 1.5m and reduce lateral growth by up to 1m, pruning back to suitable growth points and shaping to create a natural, flowing canopy outline.
25A Castellain Road London W9 1EY · premises record
Applic. for works to trees in CA
No objection
2019-10-21
Addition of a new window at the rear elevation.
9 Castellain Road London W9 1EY · premises record
Full Planning Permission Application
Approved
2017-05-03
Details of slip resistant tiling to the front lightwell and amendment of the rear extension to omit the double brick on end/ soldier course parapet detail and replace it with horizontally laid brickwork and a stone or reconstituted stone coping pursuant to Conditions 4 and 7 of planning permission dated 12 December 2016 (16/07049/FULL).
11A Castellain Road London W9 1EY · premises record
Approval of Details (Full PP)
Approved
2017-03-20
Details of secure cycle storage pursuant to Condition 5 of planning permission dated 10 February 2017 (RN: 16/12080/FULL).
9 Castellain Road London W9 1EY · premises record
Approval of Details (Full PP)
Approved
2017-02-24
Use of lower ground and upper ground floor levels as 2 self-contained residential units (Class C3).
9 Castellain Road London W9 1EY · premises record
Full Planning Permission Application
Approved
2016-12-20
Erection of rear single storey extension at lower ground floor level and alterations to front lightwell.
11A Castellain Road London W9 1EY · premises record
Full Planning Permission Application
Approved
2016-07-25
1 x sycamore: crown reduce to previous, most recent reduction points. 1 x field maple: crown reduce to 1m below the previous reduction points, pruning back to suitable growth points and shaping to create a natural flowing canopy outline.
11A Castellain Road London W9 1EY · premises record
No objection
2024-09-23
More
Applic. for works to trees in CA
1 x field maple: reduce by up to 1m below the previous, most recent reduction points.
11A Castellain Road London W9 1EY · premises record
No objection
2022-08-15
More
Applic. for works to trees in CA
T1 1 x Field maple: Reduce back 1.5m to previous points; T2 1 x Sycamore: Reduce back 2m to previous points.
11A Castellain Road London W9 1EY · premises record
Applicant Mr Melvin Orton · Officer Rosalie Dobson
No objection
2022-05-05
More
Applic. for works to trees in CA
Show all 10 rows
1 x Field maple (rear): Crown reduce back to previous, most recent reduction points and reshape to balance 1 x Sycamore (rear): Crown reduce back to previous, most recent reduction points and reshape to balance.
11A Castellain Road London W9 1EY · premises record
No objection
2020-06-06
More
Applic. for works to trees in CA
1 x silver birch (rear):reduce low lateral branch growing towards property by 1.5-2m, pruning back to suitable lateral branches and shortening these retained lateral branches to balance and shape. Remove selected low, fine branches (under 15mm in diameter) back to trunk, to a height of 4m above ground level. Reduce height by up to 1.5m and reduce lateral growth by up to 1m, pruning back to suitable growth points and shaping to create a natural, flowing canopy outline.
25A Castellain Road London W9 1EY · premises record
No objection
2019-10-21
More
Applic. for works to trees in CA
Addition of a new window at the rear elevation.
9 Castellain Road London W9 1EY · premises record
Approved
2017-05-03
More
Full Planning Permission Application
Details of slip resistant tiling to the front lightwell and amendment of the rear extension to omit the double brick on end/ soldier course parapet detail and replace it with horizontally laid brickwork and a stone or reconstituted stone coping pursuant to Conditions 4 and 7 of planning permission dated 12 December 2016 (16/07049/FULL).
11A Castellain Road London W9 1EY · premises record
Approved
2017-03-20
More
Approval of Details (Full PP)
Details of secure cycle storage pursuant to Condition 5 of planning permission dated 10 February 2017 (RN: 16/12080/FULL).
9 Castellain Road London W9 1EY · premises record
Approved
2017-02-24
More
Approval of Details (Full PP)
Use of lower ground and upper ground floor levels as 2 self-contained residential units (Class C3).
9 Castellain Road London W9 1EY · premises record
Approved
2016-12-20
More
Full Planning Permission Application
Erection of rear single storey extension at lower ground floor level and alterations to front lightwell.
11A Castellain Road London W9 1EY · premises record
Approved
2016-07-25
More
Full Planning Permission Application
Building control
Building-control applications and notices in this postcode, from the council register.
Name
Details
Flat C: Internal structural alterations, enlargement of dormer at 3rd floor level, formation of roof terrace, replacement thermal fittings, general refurbishment and associated works. · received 3 Jun 2026 · Thames Building Control Ltd
Internal alterations on the second floor to create additional bedroom and replacement door to fire doors with associated works. · received 23 Oct 2024 · Vantage Building Control Ltd
Front extension to create a new ensuite for a front bedroom and rear extension to enlarge living room. · received 1 Aug 2024 · Thames Building Control Ltd
Demolish and rebuild the LGF extension, internal alteration of ground and basement including chimney removal, structural strengthening works and reposition of the staircase serving the GF and LGF · received 28 Nov 2022 · Vantage Building Control Ltd
Amalgamation of top floor (second and loft floors) and first floor apartments into asingle residential unit including structural alterations and associated works.
Amalgamation of top floor (second and loft floors) and first floor apartments into asingle residential unit including structural alterations and associated works. · The Building Inspectors Ltd
Flat C: Internal structural alterations, enlargement of dormer at 3rd floor level, formation of roof terrace, replacement thermal fittings, general refurbishment and associated works. · received 3 Jun 2026 · Thames Building Control Ltd
Internal alterations on the second floor to create additional bedroom and replacement door to fire doors with associated works. · received 23 Oct 2024 · Vantage Building Control Ltd
Front extension to create a new ensuite for a front bedroom and rear extension to enlarge living room. · received 1 Aug 2024 · Thames Building Control Ltd
Show all 6 rows
Demolish and rebuild the LGF extension, internal alteration of ground and basement including chimney removal, structural strengthening works and reposition of the staircase serving the GF and LGF · received 28 Nov 2022 · Vantage Building Control Ltd
Amalgamation of top floor (second and loft floors) and first floor apartments into asingle residential unit including structural alterations and associated works.
Amalgamation of top floor (second and loft floors) and first floor apartments into asingle residential unit including structural alterations and associated works. · The Building Inspectors Ltd
Place
What affects it?
Designations are shown per premises today (open any premises above); the postcode-level designation summary is built with the borough entity run. Use the map's designations filter to see them over the postcode now.
People
Who is involved?
Named on the latest 22 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
Applicant on 9 applications
Applicant on 2 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
Applicant on 1 application
Applicant on 1 application
Applicant on 9 applications
Applicant on 2 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
Applicant on 1 application
Applicant on 1 application
Development
What could it become?
Planning precedent22 applications and 0 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy40 EPC records; ratings C: 18, D: 14, E: 8.
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 Pro
Ownership, finance and market signals recorded at addresses in this postcode — each with date and source. Signals are evidence of change, not a prediction.
17 intent signals recorded in this postcode
Struggling director · Portfolio seller · Repeat sale · Price decline · Long hold · Ageing director
Subscribe to see the signals → Planning records: canonical stage2. EPC: EPC register. Premises: OS AddressBase / UPRN.