14 Lennox Gardens, London, SW1X 0DG Data via plota.co.uk
Proposal
Construction of a single storey basement. Data via plota.co.uk
Application progress
Approved on 11 Sept 2026 · Last checked 19 Oct 2026
Planning committee
Decided by Kensington and Chelsea Planning Applications Committee on 8 Sept 2026.
Approved unanimously
As officers recommended.
- Officers advised approval because the basement complied with policy and would preserve the conservation area and neighbours’ living conditions.
- Objectors raised concerns about structural damage, cumulative development, construction disruption, technical evidence and noise.
- The committee voted unanimously to grant permission with the recommended conditions.
Source: Plota analysis of Kensington and Chelsea's committee minutes of 8 Sept 2026.
Site constraints 9
Show all 28 with distances
- 14 mWalton House (Including Upper Walton House)Grade II
- 20 m8, Lennox Gardens Sw1Grade II
- 22 m2, 4 AND 6, LENNOX GARDENS SW1 (See details for further address information)Grade II
- 51 mChurch of St Columba (Presbyterian)Grade II
- 55 m46-56, Walton Street Sw3Grade II
- 55 m1, 3 AND 5, LENNOX GARDENS SW1 (See details for further address information)Grade II
- 56 m37-43, Ovington Square Sw3Grade II
- 67 mPolice StationGrade II
- 69 m2-58, Ovington Street Sw3Grade II
- 74 m36-42, Ovington Square Sw3Grade II
- 74 m17-43, Lennox Gardens Sw1Grade II
- 79 m67, Pont Street Sw1Grade II
- 80 m69-73, PONT STREET SW1 (See details for further address information)Grade II
- 82 mK2 Telephone KioskGrade II
- 84 m35, Ovington Square Sw3Grade II
- 87 m1-33, Ovington Square Sw3Grade II
- 90 m34-44, Walton Street Sw3Grade II
- 93 m34, Ovington Square Sw3Grade II
- 96 m1-57, Ovington Street Sw3Grade II
- 112 mNumber 27 to 41 (Odd) and Balustrade Linking Number 24 to 41Grade II
- 127 m22-26 and 26a, Cadogan Square Sw1Grade II
- 128 m32, Walton Street Sw3Grade II
- 132 mWall Linking Ends of TerracesGrade II
- 136 m2-30, Walton Street Sw3Grade II
- 138 m28-36, Cadogan Square Sw1Grade II
- 139 mLennox LodgeGrade II
- 141 m42-50, Pont Street Sw1Grade II
- 148 m38-48, Cadogan Square Sw1Grade II
Checked on 6 October 2026. The pin for this application is the centre of its postcode rather than the building, so distances to nearby designations are measured from the postcode and can be out by the width of the postcode area. 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.
Sales history 1
Last sold for £4,600,000 in March 2019. Semi-detached house, freehold.
Sale prices from HM Land Registry's price paid record, matched to this application by its address.
Every application in Kensington and Chelsea - and every UK council - as a live feed, an API, or a bulk CSV export.
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Important details
- Council
- Kensington and Chelsea
- Application type
- Planning Permission
- Postcode
- SW1X 0DG
- Received
- 29 Jun 2026
- Validated
- 29 Jun 2026
- Ward
- Brompton and Hans Town
- Case officer
- Show
- Target decision
- 24 Aug 2026
- Decision
- Granted
- Decision date
- 11 Sept 2026
- Applicant
- Show
How this decision compares
Decided in 74 days from validation, 9 days faster than Kensington and Chelsea's median of 83 for extensions. Approved, as 95% of extensions here are.
Plota live figures for extensions decided by Kensington and Chelsea in the last twelve months, from validation. Kensington and Chelsea decision record →
Consultation & key dates
- Comments by
- 24 Jul 2026
Historical activity at this location
27 previous applications on record - archival context, not part of the live application.
Previous applications at this address
Nearby activity
Kensington and Chelsea ranks #174 out of 296 councils for householder decision speed. Householder applications are slightly more likely to be approved here (94%) than the national average (90%).
Sale prices: Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.
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