13 Thornton Place London W1H 1FL Data via plota.co.uk
Proposal
Installation of an air conditioning condenser unit to the main roof Data via plota.co.uk
Application progress
Under consideration
No decision has been issued yet. Plota predicts a decision between 14 Dec 2026 and 24 Dec 2026, from Westminster's recent utility and infrastructure works.
Documents 14
Statements & assessments 2
Plans & drawings 5
Application forms 2
Other documents 5
Site constraints 9
Show all 54 with distances
- 8 m42-50, York Street W1Grade II
- 17 m42-50, Upper Montagu Street W1Grade II
- 18 m32-40, York Street W1Grade II
- 21 m52, Upper Montagu Street W1Grade II
- 23 m52, York Street W1Grade II
- 24 m113-125, Gloucester Place W1Grade II
- 28 m54, Upper Montagu Street W1Grade II
- 29 m56-62, Upper Montagu Street W1Grade II
- 29 m54-54a, York Street W1Grade II
- 39 m43, York Street W1Grade II
- 39 m39 and 41, York Street W1Grade II
- 40 m45, York Street W1Grade II
- 41 m47, York Street W1Grade II
- 42 m29-37, York Street W1Grade II
- 50 mSt Marylebone Library and Health CentreGrade II
- 50 m41, Upper Montagu Street W1Grade II
- 51 m43-47, Upper Montagu Street W1Grade II
- 51 mWestminster Council HouseGrade II
- 59 m49 and 51, Upper Montagu Street W1Grade II
- 59 m99-111, Gloucester Place W1Grade II
- 62 m49, York Street W1Grade II
- 65 m25, Knox Street W1Grade II
- 66 m53-57, Upper Montagu Street W1Grade II
- 66 m25-37, Upper Montagu Street W1Grade II
- 67 m26-28, Knox Street W1Grade II
- 70 m51-57, York Street W1Grade II
- 75 m29-31, Knox Street W1Grade II
- 75 m28, Upper Montagu Street W1Grade II
- 77 m106-118, Gloucester Place W1Grade II
- 84 m14 and 15, Crawford Street W1Grade II
- 86 m94-104, Gloucester Place W1Grade II
- 90 mSt Marleybone Western National SchoolGrade II
- 90 m30, York Street W1Grade II
- 97 m24-28, York Street W1Grade II
- 97 m23-27, York Street W1Grade II
- 104 m8-10, Wyndham Street W1Grade II
- 109 m112 and 113, Crawford Street W1Grade II
- 110 m114 and 115, Crawford Street W1Grade II
- 113 m116 and 117, Crawford Street W1Grade II
- 116 m83-97, Gloucester Place W1Grade II
- 117 m22, York Street W1Grade II
- 118 m105A, CRAWFORD STREET W1 (See details for further address information)Grade II
- 120 m18 and 20, Upper Montagu Street W1Grade II
- 124 m15-19, Upper Montagu Street W1Grade II
- 124 m20, York Street W1Grade II
- 127 m26-34, Wyndham Street W1Grade II
- 129 mChurch of St MaryGrade I
- 131 m12-16, Upper Montagu Street W1Grade II
- 133 m118, CRAWFORD STREET W1 (See details for further address information)Grade II
- 141 m13, Upper Montagu Street W1Grade II
- 145 m7-11, Upper Montagu Street W1Grade II
- 146 m7 AND 7A, WYNDHAM PLACE W1 (See details for further address information)Grade II
- 146 m120, Crawford Street W1Grade II
- 148 m10, Upper Montagu Street W1Grade II
Checked on 27 October 2026. Historic England, the Environment Agency, Natural England, the Planning Inspectorate, Transport for London (public transport access levels, Powered by TfL Open Data, OGL v3.0, contains OS data © Crown copyright and database right 2025) and council datasets, Open Government Licence. A boundary can run through a site and the council holds the definitive record: confirm with the council before relying on this.
Every application in Westminster - and every UK council - as a live feed, an API, or a bulk CSV export.
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Important details
- Council
- Westminster
- Application type
- Full Planning Permission Application
- Postcode
- W1H 1FL
- Received
- 21 Oct 2026
- Validated
- 22 Oct 2026
- Ward
- Marylebone
- Case officer
- Show
- Target decision
- 17 Dec 2026
- Applicant
- Show
- Agent
- MGMH Property Ltd
Decision outlook
Day 6 of the 56-day target. Westminster usually decides utility and infrastructure works by day 57.
Plota live figures for utility and infrastructure works decided by Westminster in the last twelve months, from validation. Westminster decision record →
Public comments
No public comments yet.
Last counted 27 Oct 2026
Consultation & key dates
- Alt. reference
- PP-15312600
- Planning Portal ref
- PP-15312600
- Env. assessment
- No
Historical activity at this location
25 nearby applications on record - archival context, not part of the live application.
Nearby activity
Westminster is slower than most councils at deciding householder applications, ranking #258 out of 296. Only 28% of applications have the time limit extended, well below the 41% national average - the council usually decides on time. Westminster is also one of the strictest councils - it refuses more householder applications than almost any other, with only 81% approved vs 90% nationally.
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13 Thornton Place London W1H 1FL
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