First Floor Flat 21 Frederick Street London WC1X 0NF

This site has had 2 applications since 2014: 2 approved, 0 refused.

• 2014/6584/P Granted

  First Floor Flat 21 Frederick Street London WC1X 0NF

  Replacement of French windows to roof terrace at rear first floor.

  Decided 10 Dec 2014 Full applications

1. 10 Dec 2014

   Decision issued: Granted

2. 22 Jul 2026

   Added to PlanIndex

Camden granted permission on 10 December 2014, 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.

• Second Floor Flat 21 Frederick Street London WC1X 0NF

  2014/6519/L 50 yards away

  Internal alterations to partitions and installation of secondary glazing to sash windows at second floor level.

  Granted Heritage and listed buildings Windows or glazing

• First Floor Flat 21 Frederick Street London WC1X 0NF

  2014/6584/P 50 yards away

  Replacement of French windows to roof terrace at rear first floor.

  Granted Full applications Windows or glazing

• Basement Flat 23 Frederick Street London WC1X 0NF

  2013/1699/L 50 yards away

  Internal and external alterations including the replacement of rear and front doors at lower ground level, plus the addition of a security gate at the front, plus alterations to layout and installation of secondary glazing.

  Granted Heritage and listed buildings Windows or glazing

• Ground Floor Flat 23 Frederick Street London WC1X 0NF

  2013/1689/L 50 yards away

  Internal and external alterations at ground floor level, to include alterations to the layout of the ground floor flat, the installation of secondary glazing, and the installation of a shared satellite dish to the rear.

  Granted Heritage and listed buildings Windows or glazing

• Ground Floor Flat 23 Frederick Street London WC1X 0NF

  2013/1237/P 50 yards away

  Installation of shared satellite dish to the rear at ground floor level of ground floor flat (Class C3).

  Granted Full applications

• Basement Flat 23 Frederick Street London WC1X 0NF

  2013/1251/P 50 yards away

  Replacement of rear and front doors at lower ground level, plus the addition of security gate at the front, in connection with basement flat (Class C3).

  Granted Full applications

• 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