48 Gloucester Place Mews London W1U 8BD Data via plota.co.uk
Proposal
Details of amended design of carriage doors, to the left-hand ground-floor opening; sash window with sidelights and infill beneath, to the right-hand ground-floor opening; upgrading of the existing front sash windows to accommodate double glazing (and methodology statement); conservation rooflights; and casement windows pursuant to condition 5 of planning permission dated 24 July 2026 (26/02870/FULL). Data via plota.co.uk
Application progress
Approved on 27 Aug 2026 · Delegated Decision · Last checked 3 Sept 2026
Documents 14
Decision & officer reports 2
Statements & assessments 1
Plans & drawings 6
Application forms 2
Associated applications 2
Part of
Refurbishment and reconfiguration of existing mews dwelling including internal alterations, front elevation alterations, roof…Conditions 5 discharged
- ConditionsDetails of amended design of carriage doors, to the left-hand ground-floor opening; sash…This application26/05514/ADFULL
Site constraints 8
Show all 50 with distances
- 3 m21-75, Gloucester Place W1Grade II
- 18 m24-26, Montagu Square W1Grade II
- 19 m23, Montagu Square W1Grade II
- 21 m20-22, Montagu Square W1Grade II
- 39 m19, Montagu Square W1Grade II
- 43 m42-70, Gloucester Place W1Grade II
- 46 m18, Montagu Square W1Grade II
- 52 m13-17, Montagu Square W1Grade II
- 56 m1-3, Montagu Place W1Grade II
- 59 m26, Dorset Street W1Grade II
- 61 m4 and 5, Montagu Place W1Grade II
- 63 m27, Dorset Street W1Grade II
- 68 m30, Montagu Square W1Grade II
- 70 m72-76, Gloucester Place W1Grade II
- 72 m83-97, Gloucester Place W1Grade II
- 80 m23, Dorset Street W1Grade II
- 85 m37-39, Montagu Square W1Grade II
- 85 m40, Montagu Square W1Grade II
- 86 m36, Montagu Square W1Grade II
- 86 m41, Montagu Square W1Grade II
- 87 m35, Montagu Square W1Grade II
- 87 m42 and 43, Montagu Square W1Grade II
- 89 m33 and 34, Montagu Square W1Grade II
- 89 mWater Pump Set in Central Garden Opposite Number 15Grade II
- 91 m44, Montagu Square W1Grade II
- 93 m7-12, Montagu Square W1Grade II
- 94 m6 and 8, Upper Montagu Street W1Grade II
- 94 m45, Montagu Square W1Grade II
- 97 m46, Montagu Square W1Grade II
- 97 m118, CRAWFORD STREET W1 (See details for further address information)Grade II
- 99 m10, Upper Montagu Street W1Grade II
- 100 m47-49, Montagu Square W1Grade II
- 101 m100-106, Blandford Street W1Grade II
- 107 m12-16, Upper Montagu Street W1Grade II
- 115 m1A, BRYANSTON SQUARE W1 (See details for further address information)Grade II
- 115 m50 and 51, Montagu Square W1Grade II
- 119 m7-11, Upper Montagu Street W1Grade II
- 120 m114 and 115, Crawford Street W1Grade II
- 121 m112 and 113, Crawford Street W1Grade II
- 121 m30, Gloucester Place W1Grade II
- 123 m18 and 20, Upper Montagu Street W1Grade II
- 125 m52-59, Montagu Square W1Grade II
- 127 m116 and 117, Crawford Street W1Grade II
- 134 m13, Upper Montagu Street W1Grade II
- 135 m6, Montagu Square W1Grade II
- 136 m13, Montagu Place W1Grade II
- 137 m15-19, Upper Montagu Street W1Grade II
- 139 m120, Crawford Street W1Grade II
- 142 m1-5, Montagu Square W1Grade II
- 150 m14 and 15, Crawford Street W1Grade II
Checked on 6 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.
Building
From the energy performance certificate lodged in September 2025, the latest held for this property. The building may have changed since. View the certificate
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Important details
- Council
- Westminster
- Application type
- Approval of Details (Full PP)
- Postcode
- W1U 8BD
- Received
- 13 Aug 2026
- Validated
- 13 Aug 2026
- Ward
- Marylebone
- Case officer
- Show
- Target decision
- 8 Oct 2026
- Decision
- Application Permitted
- Decision date
- 27 Aug 2026
- Decision level
- Delegated Decision
- Applicant
- Show
- Agent
- Ian Wylie Architects
Public comments
No public comments yet.
Last counted 3 Sept 2026
Consultation & key dates
- Alt. reference
- PP-15154634
- Planning Portal ref
- PP-15154634
- 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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48 Gloucester Place Mews London W1U 8BD
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