45 Calthorpe Street LONDON WC1X 0HG

This site has had 2 applications since 2011: 0 approved, 2 refused.

• 2011/4464/P Refused

  45 Calthorpe Street LONDON WC1X 0HG

  Erection of an external access staircase to rear elevation from lower ground to ground floor level and associated alterations to include the replacement of existing rear window with new door and the blocking of existing rear door at ground floor level to residential flat (Class C3).

  Decided 24 Nov 2011 Full applications

1. 24 Nov 2011

   Decision issued: Refused

2. 22 Jul 2026

   Added to PlanIndex

This application is at appeal, which passes the decision from Camden to the planning inspectorate, and the outcome will replace the council's decision. 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.

• 45 Calthorpe Street LONDON WC1X 0HG

  2011/4464/P 50 yards away

  Erection of an external access staircase to rear elevation from lower ground to ground floor level and associated alterations to include the replacement of existing rear window with new door and the blocking of existing rear door at ground floor level to residential flat (Class C3).

  Refused Full applications Windows or glazing

• 5 Pakenham Street London WC1X 0LG

  2019/5486/P 50 yards away

  Erection of a single storey rear extension.

  Granted Full applications Extension
  Small domestic

• 51 Calthorpe Street London WC1X 0HH

  2018/1142/P Submitted 5 Mar 2018 50 yards away

  Change of use from offices (Class B1a) to create a mixed use scheme of office use (Class B1a) and 8 self-contained flats (Class C3) (2x 1 bed, 4x 2 bed and 2x 3 bed); mansard roof extension to main building; roof extension to rear part of building; creation of internal mezzanine floors; excavation to create basement; associated works

  Granted Full applications New dwelling Extension +1 89 docs

• 51 Calthorpe Street London WC1X 0HH

  2023/4304/P Submitted 9 Oct 2023 50 yards away

  Details pursuant to conditions 4 (materials) and 14c (remediation) of planning permission 2022/3908/P dated 19 July 2023 for the Change of use from offices (Class B1a) to create a mixed use scheme of office use (Class B1a) and 8 self-contained flats (Class C3) (2x 1 bed, 4x 2 bed and 2x 3 bed); mansard roof extension to main building; roof extension to rear part of building; creation of internal mezzanine floors; excavation to create basement; associated works.

  Granted Full applications New dwelling Extension +1 3 docs

• 51 Calthorpe Street London WC1X 0HH

  2015/3049/P 50 yards away

  Change of use from offices (Class B1a) to residential (Class C3) to create 13x self-contained flats (4x 1-bed; 4x 2-bed; 3x 3-bed; 2x 4-bed); mansard roof extension to main building; roof extension to rear part of building; creation of internal mezzanine floors; excavation to create basement; associated works

  Granted Full applications New dwelling Extension +1

• 51 Calthorpe Street London WC1X 0HH

  2022/1297/P 50 yards away

  Variation of Condition 2 (Approved Plans) granted under planning reference 2018/1142/P dated 26/01/22 for (Change of use from offices (Class B1a) to create a mixed use scheme of office use (Class B1a) and 8 self-contained flats (Class C3) (2x 1 bed, 4x 2 bed and 2x 3 bed); mansard roof extension to main building; roof extension to rear part of building; creation of internal mezzanine floors; excavation to create basement; associated works) to involve changes: consolidating the design of the mansard roof, enabling lift access at third floor level and minor changes to the layout of some of the flats in the building.

  Granted Full applications New dwelling Extension +1

• 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