34 Percy Street London W1T 2DG

This site has had 6 applications since 2012: 4 approved, 2 refused.

• 2019/2088/P Granted

  34 Percy Street London W1T 2DG

  Creation of doorway to rear at first floor and replacement rooflight to flat roof.

  Decided 1 Aug 2019 Full applications
• 2019/2341/L Granted

  34 Percy Street London W1T 2DG

  Creation of doorway to rear at first floor and replacement roof-light to flat roof.

  Decided 1 Aug 2019 Heritage and listed buildings
• 2013/5332/L Refused

  34 Percy Street London W1T 2DG

  Erection of 3x air conditioning units on rear elevation at first floor level and 1x at front of property in basement lightwell, all to existing dwelling (Class C3).

  Decided 20 Feb 2014 Heritage and listed buildings
• 2012/3506/P Granted

  34 Percy Street London W1T 2DG

  Installation of glass floor in rear lightwell at ground floor level, removal of windows and installation of glazed roof at first floor level in rear lightwell to create glazed link at ground floor level all in connection with change of use of basement, ground, first, second and third floor level from office (Class B1) to 1 x 4 bedrooms residential dwelling (Class C3).

  Decided 27 Sep 2012 Full applications
• 2012/3515/L Granted

  34 Percy Street London W1T 2DG

  Installation of glass floor in rear lightwell at ground floor level, removal of windows and installation of glazed roof at first floor level in rear lightwell to create glazed link at ground floor level and internal alterations in connection with change of use of basement, ground, first, second and third floor level from office (Class B1) to 1 x 4 bedrooms residential dwelling (Class C3).

  Decided 24 Sep 2012 Heritage and listed buildings

1. 20 Feb 2014

   Decision issued: Refused and Warning of Enforcement Action to be Taken

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.

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.

• 34 Percy Street London W1T 2DG

  2013/5332/L 0m away

  Erection of 3x air conditioning units on rear elevation at first floor level and 1x at front of property in basement lightwell, all to existing dwelling (Class C3).

  Refused Heritage and listed buildings
  Domestic

• 34 Percy Street London W1T 2DG

  2012/3506/P 0m away

  Installation of glass floor in rear lightwell at ground floor level, removal of windows and installation of glazed roof at first floor level in rear lightwell to create glazed link at ground floor level all in connection with change of use of basement, ground, first, second and third floor level from office (Class B1) to 1 x 4 bedrooms residential dwelling (Class C3).

  Granted Full applications Windows or glazing
  Domestic

• 34 Percy Street London W1T 2DG

  2012/3515/L 0m away

  Installation of glass floor in rear lightwell at ground floor level, removal of windows and installation of glazed roof at first floor level in rear lightwell to create glazed link at ground floor level and internal alterations in connection with change of use of basement, ground, first, second and third floor level from office (Class B1) to 1 x 4 bedrooms residential dwelling (Class C3).

  Granted Heritage and listed buildings Windows or glazing
  Domestic

• 34 Percy Street London W1T 2DG

  2019/2088/P Submitted 16 Apr 2019 2m away

  Creation of doorway to rear at first floor and replacement rooflight to flat roof.

  Granted Full applications Loft or dormer 15 docs

• 34 Percy Street London W1T 2DG

  2019/2341/L Submitted 16 Apr 2019 2m away

  Creation of doorway to rear at first floor and replacement roof-light to flat roof.

  Granted Heritage and listed buildings Loft or dormer Roofing 12 docs

• 35 Percy Street London W1T 2DQ

  2015/3961/L 6m away

  Removal and addition of internal stud walls following the reconfiguration of internal layout, installation of new kitchen and bathroom facitlities and associated refurbishment at third floor level.

  Granted Heritage and listed buildings

• 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.

  16 Jun 2026 Full applications
• 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.

  4 Sep 2026 Full applications
• 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)

  31 Jul 2026 Full applications
• 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”

  9 Feb 2026 Full applications
• 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.

  3 Sep 2026 Full applications