Kelvin House 123 Judd Street London WC1H 9NP Data via plota.co.uk
Proposal
Partial change of use of building from telephone exchange (Sui Generis) to use as a hotel (Class C1) with retention of existing telephone exchange (Sui Generis) at part of basement and ground floor. Proposed extension with green roofs, PV panels and external alterations to the building. Associated public realm works, including to courtyard. Associated highway and access works RECONSULTATION FOR UPDATED DAYLIGHT/SUNLIGHT REPORT Data via plota.co.uk
Application progress
Approved on 19 Aug 2026 · Development Control Committee · Last checked 20 Aug 2026
Site constraints 11
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, the British Geological Survey and UK Health Security Agency (radon, contains BGS materials © UKRI), 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 £12,000,000 in April 2025. Other property, leasehold.
Sale prices from HM Land Registry's price paid record, matched to this application by its address.
Building
From the energy performance certificate lodged in December 2022, the latest held for this property, matched to this application by its address. The building may have changed since. View the certificate
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Important details
How this decision compares
Decided in 343 days from validation, 272 days slower than Camden's median of 71 for commercial premises. Approved, as 96% of commercial premises here are.
Plota live figures for commercial premises decided by Camden in the last twelve months, from validation. Camden decision record →
Historical activity at this location
28 previous applications on record - archival context, not part of the live application.
Previous applications at this address
Nearby activity
Camden is slower than most councils at deciding householder applications, ranking #242 out of 296. Householder applications are slightly less likely to be approved here (88%) 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.
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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Kelvin House 123 Judd Street London WC1H 9NP
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