Marsham Court Marsham Street London SW1P 4JY Data via plota.co.uk
Proposal
Alterations to the rear including rebuilding of existing rear single-storey extension, reinstatement of window openings, installation of new windows, doors and rooflights, and removal of canopies. Data via plota.co.uk
Application progress
Approved on 30 Jul 2026 · Delegated Decision · Last checked 25 Sept 2026
Documents 25
Decision & officer reports 2
Statements & assessments 1
Plans & drawings 10
Application forms 2
Consultation & comments 1
Other documents 9
Site constraints 10
Show all 25 with distances
- 21 mRogers HouseGrade II
- 50 mBennett House, Grosvenor Estate (With Lodge and Gate Piers)Grade II
- 58 mNo 12 and Gate Piers at Rear Entrance to Rogers HouseGrade II
- 65 mNumber 83 and Gate Piers Between Rogers House and Tothill HouseGrade II
- 70 mGate Piers to Courtyard to Left of Duke's HouseGrade II
- 72 mDuke's HouseGrade II
- 73 mTothill HouseGrade II
- 75 mNumber 32 and Gate Piers Between Bennett House and Edric House, Grosvenor EstateGrade II
- 83 mReynolds House (South Block)Grade II
- 86 mEdric HouseGrade II
- 86 mMorland House, Millbank EstateGrade II
- 95 mGate Piers at Rear Entrance to Tothill HouseGrade II
- 95 mGate Piers Between Princess Mary House and Duke's HouseGrade II
- 98 mNumber 34 and Gate Piers at Entrance to Edric House, Grosvenor EstateGrade II
- 102 mPrincess Mary HouseGrade II
- 107 mMaclise House, Millbank EstateGrade II
- 115 mNumber 85 and Flanking Gate PiersGrade II
- 119 mRuskin House, Millbank EstateGrade II
- 121 mNumber 36 and Gate Piers Between Edric House and Abady HouseGrade II
- 132 mGate Piers to Courtyard to Right of Princess Mary HouseGrade II
- 132 mMulready House, Millbank EstateGrade II
- 133 mAbady House With Lodges, Numbers 38 and 40, and Gate PiersGrade II
- 138 mMillbank Primary School and Adult Education Centre Adjacent to North of Hogarth HouseGrade II
- 145 mRossetti House Millbank EstateGrade II
- 147 mMonument to Christopher Cass the Elder on East Side of St John's GardensGrade 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 February 2021, the latest held for this property. The building may have changed since. View the certificate
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Erection of a single storey rear extension at ground floor level.
Important details
- Council
- Westminster
- Application type
- Full Planning Permission Application
- Postcode
- SW1P 4JY
- Received
- 17 Apr 2026
- Validated
- 26 May 2026
- Ward
- Vincent Square
- Case officer
- Show
- Target decision
- 31 Jul 2026
- Decision
- Application Permitted
- Decision date
- 30 Jul 2026
- Decision level
- Delegated Decision
- Applicant
- Show
- Agent
- DP9
How this decision compares
Decided in 65 days from validation, 8 days slower than Westminster's median of 57 for demolitions. Approved, as 89% of demolitions here are.
Plota live figures for demolitions decided by Westminster in the last twelve months, from validation. Westminster decision record →
Public comments
171 neighbours consulted · Last counted 25 Sept 2026
Consultation & key dates
- Alt. reference
- PP-14849591
- Planning Portal ref
- PP-14849591
- Comments by
- 29 Jul 2026
- Site or press notice
- 8 Jul 2026
- 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.
Freehold boundary: © Crown copyright and database rights 2026, HM Land Registry. Polygons © Crown copyright and database rights 2026 Ordnance Survey 100026316. Conditions of use
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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Marsham Court Marsham Street London SW1P 4JY
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