9 Leigh Street London WC1H 9EW

This site has had 7 applications since 2011: 3 approved, 1 refused.

• 2020/1214/L Granted

  9 Leigh Street London WC1H 9EW

  Alterations to annex outbuilding to form a studio bedroom; internal alterations to upper and lower ground floor rear outrigger to relocate communal kitchen, bathroom and utility rooms; internal alterations to ground and first floor front bedrooms to remove kitchenettes and shower rooms. Removal of first floor bedroom partition. Retention of remaining alterations including ensuite shower rooms, kitchenettes, water cylinder cupboard and third floor mezzanine.

  Decided 24 Sep 2020 Heritage and listed buildings
• 2020/1006/P Granted

  9 Leigh Street London WC1H 9EW

  Internal and external alterations to annex outbuilding to form a studio bedroom; internal alterations to main property (Sui-Generis).

  Decided 24 Sep 2020 Full applications
• 2016/3764/L Withdrawn

  9 Leigh Street London WC1H 9EW

  Renovation and alteration of the annex building to create a studio bedroom; the alterations to the rear at lower and upper ground floor to relocate the communal kitchen, bathroom and utility room; alterations to ground and first floor bedroom with the removal of the existing kitchenettes and ensuite shower rooms and installation of new shower and sink fittings.

  Decided 20 Dec 2018 Heritage and listed buildings
• 2014/2478/L Withdrawn

  9 Leigh Street London WC1H 9EW

  Internal and external alterations to include the erection of a 2-storey infill rear extension at lower and ground level; roof conversion with 3 dormers to existing out buildin and creation of new door, window to rear elevation of existing extension and the revomal and addition of internal partitions.

  Decided 29 May 2015 Heritage and listed buildings
• 2014/2329/P Withdrawn

  9 Leigh Street London WC1H 9EW

  Erection of a 2-storey infill rear extension at lower and ground floor levels; roof extension including dormer windows to existing out- building and creation of new door and window to rear elevation of existing extension all in connection with HMO (Class C4).

  Decided 29 May 2015 Full applications
• 2010/6942/P Granted

  9 Leigh Street London WC1H 9EW

  Installation of new extraction ducts to existing building (class C4)

  Decided 18 May 2011 Full applications

1. 19 May 2011

   Decision issued: Refused

2. 22 Jul 2026

   Added to PlanIndex

Camden refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. More in our guide to what happens after a planning decision.

Listed building consent is needed for works that affect the special interest of a listed building, and carrying out such works without it is a criminal offence. More in our guide to planning application types.

• 9 Leigh Street London WC1H 9EW

  2020/1214/L 0m away

  Alterations to annex outbuilding to form a studio bedroom; internal alterations to upper and lower ground floor rear outrigger to relocate communal kitchen, bathroom and utility rooms; internal alterations to ground and first floor front bedrooms to remove kitchenettes and shower rooms. Removal of first floor bedroom partition. Retention of remaining alterations including ensuite shower rooms, kitchenettes, water cylinder cupboard and third floor mezzanine.

  Granted Heritage and listed buildings Extension

• 9 Leigh Street London WC1H 9EW

  2014/2478/L 0m away

  Internal and external alterations to include the erection of a 2-storey infill rear extension at lower and ground level; roof conversion with 3 dormers to existing out buildin and creation of new door, window to rear elevation of existing extension and the revomal and addition of internal partitions.

  Withdrawn Heritage and listed buildings Extension Loft or dormer +1

• 9 Leigh Street London WC1H 9EW

  2014/2329/P 0m away

  Erection of a 2-storey infill rear extension at lower and ground floor levels; roof extension including dormer windows to existing out- building and creation of new door and window to rear elevation of existing extension all in connection with HMO (Class C4).

  Withdrawn Full applications Extension Loft or dormer +1

• 9 Leigh Street London WC1H 9EW

  2010/6942/P 0m away

  Installation of new extraction ducts to existing building (class C4)

  Granted Full applications

• 9 Leigh Street London WC1H 9EW

  2020/1006/P 0m away

  Internal and external alterations to annex outbuilding to form a studio bedroom; internal alterations to main property (Sui-Generis).

  Granted Full applications

• 9 Leigh Street London WC1H 9EW

  2016/3764/L 0m away

  Renovation and alteration of the annex building to create a studio bedroom; the alterations to the rear at lower and upper ground floor to relocate the communal kitchen, bathroom and utility room; alterations to ground and first floor bedroom with the removal of the existing kitchenettes and ensuite shower rooms and installation of new shower and sink fittings.

  Withdrawn Heritage and listed buildings

• 2026/0825/L Granted

  88 Frognal London NW3 6XB

  Discharge of condition 4 (a) Plan, elevation and section drawings of all new internal doors at a scale of 1:10 with typical moulding and architrave details at a scale of 1:1. b) Plan, elevation and section drawings, including jambs, head and cill, of all new windows and doors, including garage doors and windows, at a scale of 1:10 with typical glazing bar details at 1:1) of 2025/3436/L (External works comprising demolition of existing conservatory and erection of single-storey ground floor extension; demolition of existing garage and erection of replacement garage; alterations and repairs to roof; repair and minor alterations to building facade; provision of new hard and soft landscaping. Interior works comprising general remodelling works; minor changes to planform and openings; installation of new mechanical and electrical services throughout)

  2 Mar 2026 Heritage and listed buildings
• 2026/2946/L 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.

  3 Sep 2026 Heritage and listed buildings
• 2026/3754/L Awaiting decision

  10 Great Ormond Street London Camden WC1N 3RB

  Coversion of 3 flats into 4 and internal alterations to the listed building

  2 Sep 2026 Heritage and listed buildings
• 2026/2194/L Withdrawn

  Dunboyne Road Estate Dunboyne Road London NW3 2YY

  Installation of Air Source and Water Source Heat Pumps in basement car park with associated acoustic and security enclosures; installation of PV Panels on roof of Blocks 1, 2 and 3; removal of existing gas boilers and associated plant; installation of a new estate-wide heating network including Heat Interface Units, radiators, pipework and associated infrastructure to serve Flats 1-71; excavation of trenches and installation of below-ground heating, water and electrical infrastructure; and associated ancillary works.

  29 May 2026 Heritage and listed buildings
• 2026/3773/L Awaiting decision

  47 Kelly Street London NW1 8PG

  Replacement of concrete roof tiles with slate roof tiles (Retrospective)

  28 Aug 2026 Heritage and listed buildings