25 Johns Mews London WC1N 2NZ

This site has had 4 applications since 2013: 4 approved, 0 refused.

• 2013/4804/P Granted

  25 Johns Mews London WC1N 2NZ

  Installation an air conditioning plant at roof level.

  Decided 7 Oct 2013 Full applications
• 2012/4925/P Granted

  25 Johns Mews London WC1N 2NZ

  Change of use from office at ground floor (Class B1) and flat on first floor (Class C3) to a single dwellinghouse (Class C3), including creation of roof terrace with privacy screen on flat roof, installation of 2 rooflights and external alterations to fenestration.

  Decided 26 Mar 2013 Full applications
• 2012/5150/L Granted

  25 Johns Mews London WC1N 2NZ

  Works associated with the change of use from office at ground floor and flat on first floor to a single dwellinghouse, including creation of roof terrace with privacy screen on flat roof, installation of 2 rooflights and external alterations to fenestration and associated internal alterations.

  Decided 26 Mar 2013 Heritage and listed buildings

1. 26 Sep 2013

   Decision issued: Granted

2. 22 Jul 2026

   Added to PlanIndex

Camden granted permission on 26 September 2013, 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.

• 25 John's Mews Holborn London WC1N 2NZ

  2022/3610/L Submitted 23 Aug 2022 50 yards away

  Repair and replacement of existing roof finishes.

  Granted Heritage and listed buildings 10 docs

• 25 Johns Mews London WC1N 2NZ

  2013/4804/P 50 yards away

  Installation an air conditioning plant at roof level.

  Granted Full applications

• 25 John's Mews London WC1N 2NZ

  2021/0122/L 50 yards away

  Erection of basement extension and installation of ventilation riser at roof level. Internal alterations

  Granted Heritage and listed buildings Extension

• 25 John's Mews London WC1N 2NS

  2024/4400/P 50 yards away

  Confirmation that planning permission 2020/5883/P and listed building consent 2021/0122/L (dated 19/11/2021 and 22/11/2021) for erection of basement extension and installation of ventilation riser at roof level. Internal alterations were lawfully implemented by the carrying out of material operations prior to the expiry of the permissions.

  Granted Full applications Extension

• 25 John's Mews London WC1N 2NZ

  2020/5883/P 50 yards away

  Erection of basement extension and installation of ventilation riser at roof level

  Granted Full applications Extension

• 25 John's Mews London WC1N 2NZ

  2013/3543/L 50 yards away

  Details of secondary glazing and windows required by condition no. 2 of listed building consent 2012/5150/L granted on 26th March 2012 for works associated with the change of use from office at ground floor and flat on first floor to a single dwellinghouse.

  Granted Heritage and listed buildings Windows or glazing
  Domestic

• 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