1 Leigh Street London WC1H 9EW

This site has had 3 applications since 2016: 0 approved, 3 refused.

• 2020/2201/L Refused

  1 Leigh Street London WC1H 9EW

  Creation of a new enclosed reception area at ground floor level through the removal of the former small guest room Removal of former reception kiosk Introduction of a double guest room and en suite bathroom on the basement floor level in the former breakfast room, breakfast room moved to rear of building in former single guest room Introduction of a new fire escape corridor allowing escape access to the front of the building from the new basement bedroom, entailing: The introduction of a new partition between this corridor and the adjacent kitchen Swapping the location of the window and door on the basement's northern facade, re-using the door and replacing the non-original window frame with a new timber framed sash (Retrospective).

  Decided 9 Oct 2020 Heritage and listed buildings
• 2016/2895/P Refused

  1 Leigh Street London WC1H 9EW

  External alterations including erection of a mansard roof extension.

  Decided 5 Oct 2016 Full applications

1. 5 Oct 2016

   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.

• Pavement adjacent to Commonwealth Hall 1-11 Cartwright Gardens London WC1H 9EB

  2012/6623/P 50 yards away

  Installation of 1 x telecommunications equipment cabinet on the public footpath.

  Granted Full applications

• 98 Marchmont Street London WC1N 1AG

  2025/4490/P Submitted 8 Oct 2025 50 yards away

  Alterations to shopfront, and installation of external extraction unit/flue including acoustic enclosure [part retrospective]

  Withdrawn Full applications Windows or glazing 5 docs

• 98 Marchmont Street London WC1N 1AG

  2026/3335/A Submitted 5 Aug 2026 50 yards away

  77% historically approved · decision due ~30 Sep

  Removal of the existing fascia sign and installation of a new non-illuminated fascia sign.

  Awaiting decision Advertising 1 doc

• 98 Marchmont Street London WC1N 1AG

  2026/3127/P Submitted 5 Aug 2026 50 yards away

  92% historically approved · decision due ~30 Sep

  Alterations to the existing ground floor shopfront to reinstate the original shopfront design, including replacement timber shopfront, entrance door and windows.

  Awaiting decision Full applications Windows or glazing 5 docs

• 98 Marchmont Street London WC1N 1AG

  2026/3898/P Submitted 16 Sep 2026 50 yards away

  92% historically approved · decision due ~11 Nov

  Installation of a new kitchen extraction and ventilation system to the rear of the premises, including associated external ductwork, extraction plant and ancillary equipment.

  Awaiting decision Full applications 22 docs

• 1 Leigh Street London WC1H 9EW

  2016/2895/P 50 yards away

  External alterations including erection of a mansard roof extension.

  Refused Full applications Extension Loft or dormer

• 2026/1141/L Granted

  25 John Street London WC1N 2BS

  Internal and external alterations to partition layout at basement, supporting structures and external ground level, and alterations to design of conservatory, windows and doors granted under listed building consent 2024/0338/L dated 06/08/2024.

  Received 26 Mar, published by the council 24 Jul 2026 Heritage and listed buildings
• 2025/1781/L Granted

  Frognal Rise House Lower Terrace London NW3 6RE

  Demolition of existing garage and interlinking gallery and replacement with new garage and garden room with link, new basement floor below garden, alterations to main house including replacement windows including reinstated oriel window and new French doors to entrance elevation, new roofing to side wing, new portico and replacement door to front elevation, enlargement of existing lightwell, replacement gates and canopy over entrance gate, restorations of boundary treatments, associated internal alterations including partial underpinning works and other minor alterations.

  Received 22 Apr, published by the council 22 Jul 2026 Heritage and listed buildings
• 2026/4129/L Awaiting decision

  6 Leverton Street London NW5 2PJ

  Strip out kitchen including floor tiles and replace; replace plumbing and flooring in rear ensuite; replace plumbing in front ensuite and WC; replace internal doors; replace garden wall with metal railing; replace 3 rear windows, 3 rear elevation side windows, 1 rear door and 1 rear elevation side door with double-glazed crittal windows and doors; remove 2 rear windows; render rear elevation brickwork; and associated works.

  Received 1 Oct, published by the council 9 Oct 2026 Heritage and listed buildings
• 2026/1686/L Granted

  Flat Ground and 1st Floor and Flat 2nd and 3rd Floor 14 Downshire Hill London NW3 1NR

  External and internal alterations in connection with conversion of two self-contained flats into a single-family dwellinghouse, including new doors at rear ground and second floor level, replacement windows at rear second and third floors level, removal of internal partitions, extending the stair handrail, and replacement internal doors, parquet flooring, skirting, architraves, cornicing, and fittings.

  Received 19 May, published by the council 24 Jul 2026 Heritage and listed buildings
• 2026/2202/L Refused

  4 Hampstead Square London NW3 1AB

  Erection of conservatory to front elevation.

  Received 27 May, published by the council 24 Jul 2026 Heritage and listed buildings