Planning application
14 Leigh Street London WC1H 9EW
Works: Extension
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Partial change of use of ground floor rear and basement from office (B1a) use to residential use (C3); the erection of a two storey (basement and ground floor levels) rear extension and construction of front lightwell with escape stair all to be used in conjunction with the upper residential floors residential accommodation.
As published by the council, reference 2012/3976/P
Application record
- Reference
- 2012/3976/P
- Category
- Full applications
- Status
- Final Decision
- Decision
- Granted
- Decided
- 16 Nov 2012
- Postcode
- WC1H 9EW
Site history
Applications at this address on the Camden register
This site has had 7 applications since 2011: 5 approved, 2 refused.
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2014/7251/L Refused
14 Leigh Street London WC1H 9EW
Erection of a ground floor rear extension with associated extension to basement and partial change of use of ground floor rear and basement from commercial to residential. The creation of a lightwell and stair to front and remodelling works on upper floors.
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2014/7167/P Refused
14 Leigh Street London WC1H 9EW
Erection of a ground floor rear extension with associated extension to basement and partial change of use of ground floor rear and basement from commercial to residential. The creation of a lightwell and stair to front and remodelling works on upper floors.
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2013/3867/L Granted
14 Leigh Street London WC1H 9EW
Internal and external alterations associated with the conversion of ground floor rear and basement from office to residential use to include the erection of a two storey (basement and ground floor levels) rear extension; construction of front lightwell with escape stair; and the internal remodelling of the upper residential floors.
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2013/3688/P Granted
14 Leigh Street London WC1H 9EW
Partial change of use of ground floor rear and basement from office (B1a) use to residential use (C3); the erection of a two storey (basement and ground floor levels) rear extension and construction of front lightwell with escape stair all to be used in conjunction with the upper residential floors residential accommodation.
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2012/3997/L Granted
14 Leigh Street London WC1H 9EW
Internal and external alterations associated with the conversion of ground floor rear and basement from office to residential use to include the erection of a two storey (basement and ground floor levels) rear extension; construction of front lightwell with escape stair; and the internal remodelling of the upper residential floors.
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2011/1036/T Granted
14 Leigh Street London WC1H 9EW
REAR GARDEN: 1 X Pine - Fell
Timeline
Dates from the published record
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16 Nov 2012
Decision issued: Granted
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22 Jul 2026
Added to PlanIndex
What this grant of permission means
Camden granted permission on 16 November 2012, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.
About full applications
A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.
Nearby applications
Within 500 metres
-
14 Leigh Street London WC1H 9EW
Erection of a ground floor rear extension with associated extension to basement and partial change of use of ground floor rear and basement from commercial to residential. The creation of a lightwell and stair to front and remodelling works on upper floors.
Refused Heritage and listed buildings Extension -
14 Leigh Street London WC1H 9EW
Erection of a ground floor rear extension with associated extension to basement and partial change of use of ground floor rear and basement from commercial to residential. The creation of a lightwell and stair to front and remodelling works on upper floors.
Refused Full applications Extension -
-
14 Leigh Street London WC1H 9EW
Internal and external alterations associated with the conversion of ground floor rear and basement from office to residential use to include the erection of a two storey (basement and ground floor levels) rear extension; construction of front lightwell with escape stair; and the internal remodelling of the upper residential floors.
Granted Heritage and listed buildings Extension -
14 Leigh Street London WC1H 9EW
Internal and external alterations associated with the conversion of ground floor rear and basement from office to residential use to include the erection of a two storey (basement and ground floor levels) rear extension; construction of front lightwell with escape stair; and the internal remodelling of the upper residential floors.
Granted Heritage and listed buildings Extension -
14 Leigh Street London WC1H 9EW
Partial change of use of ground floor rear and basement from office (B1a) use to residential use (C3); the erection of a two storey (basement and ground floor levels) rear extension and construction of front lightwell with escape stair all to be used in conjunction with the upper residential floors residential accommodation.
Granted Full applications Extension
Other full applications
In Camden
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2026/2516/P Withdrawn
31 Loveridge Road London Camden NW6 2DU
Amalgamation of the existing three self-contained one-bedroom flats into a single-family dwelling house; demolition and replacement of existing outrigger; erection of a single-storey rear wrap-around extension; erection of a rear dormer extension; creation of a roof terrace above outrigger; replacement of existing windows with timber double glazed units; installation of rooflights to front roofslope; and installation of an air source heat pump in rear garden.
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2026/3830/P Awaiting decision
Euston Tower 286 Euston Road London NW1 3DP
Deed of variation to allow more flexibility with Affordable housing payments for redevelopment of Euston Tower comprising retention of parts of the existing building (including central core, basement and foundations) and erection of a new building incorporating these retained elements, to provide a 32-storey mixed-use building providing offices and research and development floorspace (Class E(g)) and office, retail, café and restaurant space (Class E) and Enterprise Space (Class E/F) at ground and first floors, and associated external terraces; public realm enhancements, including new landscaping and provision of new publicly accessible steps and ramp; short and long stay cycle storage; servicing; refuse storage; plant and other ancillary and associated work.
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2026/3282/P Granted
5 Berkley Road London NW1 8XX
Installation of 1no. above ground gas riser from the basement flat to the meter box at first floor (retrospective)
-
2026/0483/P Granted
100 Avenue Road London NW3 3HF
Discharge of details for condition 47 (surface water run off details) of planning permission 2026/0404/P granted on 19/06/2026 for " Variation of conditions (2 plan numbers); 8 (quantum of commercial space); 13 (commercial windows); 15 (Wind Microclimate); 19 (commercial windows); 24 (Air quality); 34 (development quantum); 40 (Circular Economy); 44 (designing out crime); 45 (Fire Strategy); 46 (SuDS); 48 (Community facility removed), 48 (wheelchair units), 49 (TfL health and safety) to planning permission ref. 2025/0852/P (for demolition of building and provision of a mixed-use residential-led development) to secure alterations to the external appearance; internal residential and commercial space layouts; omission of community floorspace and increased affordable housing provision; cycle and car parking; hard and soft landscaping, and other associated amendments”
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2026/2697/P Awaiting decision
Flat 1, 73 Eton Avenue London NW3 3EU
Replacement of existing defective rear lean-to conservatory with a new slimline powder-coated aluminium framed conservatory with clear double glazing, on the exact same footprint as existing.