Flat 4 Second Floor 66 Gloucester Place London W1U 8HW Data via plota.co.uk
Proposal
Internal alterations to the second and third floor duplex property with the inclusion of a new boiler flue penetration to the rear addition. Data via plota.co.uk
Application progress
Approved on 10 Nov 2025 · Delegated Decision · Last checked 18 Oct 2026
Documents 12
Decision & officer reports 2
Statements & assessments 2
Plans & drawings 4
Application forms 1
Site constraints 8
Show the other 42 with distances
- 11 m26, Dorset Street W1Grade II
- 13 m27, Dorset Street W1Grade II
- 29 m21-75, Gloucester Place W1Grade II
- 41 m72-76, Gloucester Place W1Grade II
- 42 m23, Dorset Street W1Grade II
- 64 m83-97, Gloucester Place W1Grade II
- 66 m1-3, Montagu Place W1Grade II
- 69 m24-26, Montagu Square W1Grade II
- 71 m23, Montagu Square W1Grade II
- 72 m118, CRAWFORD STREET W1 (See details for further address information)Grade II
- 73 m20-22, Montagu Square W1Grade II
- 84 m19, Montagu Square W1Grade II
- 86 m4 and 5, Montagu Place W1Grade II
- 89 m18, Montagu Square W1Grade II
- 94 m13-17, Montagu Square W1Grade II
- 98 m100-106, Blandford Street W1Grade II
- 99 m30, Montagu Square W1Grade II
- 108 m120, Crawford Street W1Grade II
- 117 m114 and 115, Crawford Street W1Grade II
- 120 m6 and 8, Upper Montagu Street W1Grade II
- 120 m116 and 117, Crawford Street W1Grade II
- 123 m112 and 113, Crawford Street W1Grade II
- 123 m10, Upper Montagu Street W1Grade II
- 126 m7-12, Montagu Square W1Grade II
- 127 m30, Gloucester Place W1Grade II
- 129 m12-16, Upper Montagu Street W1Grade II
- 133 mThe Beehive Public HouseGrade II
- 135 m36, Montagu Square W1Grade II
- 135 m37-39, Montagu Square W1Grade II
- 136 m33 and 34, Montagu Square W1Grade II
- 136 m35, Montagu Square W1Grade II
- 136 mWater Pump Set in Central Garden Opposite Number 15Grade II
- 137 m40, Montagu Square W1Grade II
- 138 m41, Montagu Square W1Grade II
- 138 m99-111, Gloucester Place W1Grade II
- 139 m42 and 43, Montagu Square W1Grade II
- 140 m18 and 20, Upper Montagu Street W1Grade II
- 141 m14 and 15, Crawford Street W1Grade II
- 142 m94-104, Gloucester Place W1Grade II
- 144 m44, Montagu Square W1Grade II
- 146 m45, Montagu Square W1Grade II
- 149 m46, Montagu Square W1Grade II
Checked on 2 November 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.
Building
From the energy performance certificate lodged in May 2025, the latest held for this property. The building may have changed since. View the certificate
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
- Listed Building Consent Application
- Postcode
- W1U 8HW
- Received
- 12 Sept 2025
- Validated
- 18 Sept 2025
- Ward
- Marylebone
- Case officer
- Show
- Target decision
- 13 Nov 2025
- Decision
- Application Permitted
- Decision date
- 10 Nov 2025
- Decision level
- Delegated Decision
- Applicant
- Show
- Agent
- Frankham Consultancy Group Limited
How this decision compares
Decided in 53 days from validation, 4 days faster than Westminster's median of 57 for listed building works. Approved, as 90% of listed building works here are.
Plota live figures for listed building works decided by Westminster in the last twelve months, from validation. Westminster decision record →
Public comments
No public comments yet.
Last counted 18 Oct 2026
Consultation & key dates
- Alt. reference
- PP-14328234
- Planning Portal ref
- PP-14328234
- 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.
Energy performance: Energy performance certificates from the Energy Performance of Buildings Register, Ministry of Housing, Communities and Local Government. Contains public sector information licensed under the Open Government Licence v3.0. © Crown copyright 2026.
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Flat 4 Second Floor 66 Gloucester Place London W1U 8HW
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