Upper Maisonette 31 Frederick Street London WC1X 0NF

This site has had 2 applications since 2016: 2 approved, 0 refused.

• 2015/5781/P Granted

  Upper Maisonette 31 Frederick Street London WC1X 0NF

  External alterations including erection of timber fence on existing rear courtyard wall and installation of integrated satellite, television & radio aerial at rear roof level.

  Decided 11 Mar 2016 Full applications

1. 11 Mar 2016

   Decision issued: Granted

2. 22 Jul 2026

   Added to PlanIndex

Camden granted permission on 11 March 2016, 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.

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.

• Basement Flat 31A Frederick Street London WC1X 0NF

  2014/6356/P 50 yards away

  Replacement of front and back doors and installation of security gate, all at lower ground level.

  Granted Full applications

• Basement Flat 31A Frederick Street London WC1X 0NF

  2014/6493/L 50 yards away

  Internal and external alterations including the replacement of front and back doors, installation of security gate, and installation of secondary glazing to sash windows, all at lower ground level.

  Granted Heritage and listed buildings Windows or glazing

• Upper Maisonette 31 Frederick Street London WC1X 0NF

  2015/5781/P 50 yards away

  External alterations including erection of timber fence on existing rear courtyard wall and installation of integrated satellite, television & radio aerial at rear roof level.

  Granted Full applications
  Small domestic

• 31 Frederick Street London WC1X 0NF

  2013/0583/P 50 yards away

  Change of use for a 5 year temporary period of ground floor flat from residential (Class C3) to use as a respite flat & contact centre for staff and residents during construction works (Sui Generis).

  Granted Full applications

• 31 Frederick Street London WC1X 0NF

  2016/3816/P 50 yards away

  Replacement of non-original top-hung casement dormer window with outward opening side-hung casement dormer window to the third floor rear room.

  Granted Full applications Loft or dormer Windows or glazing

• 31 Frederick Street Camden London WC1X 0NF

  2016/1799/L 50 yards away

  Installation of secondary glazing to sash windows at all floor levels

  Granted Heritage and listed buildings Windows or glazing

• 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