Flat 4th Floor 31 Gloucester Avenue London NW1 7AU

This site has had 4 applications since 2019: 2 approved, 2 refused.

• 2021/2291/P Granted

  Flat 4th Floor 31 Gloucester Avenue London NW1 7AU

  Enlargement of existing fourth floor roof extension with associated works including removal of front balustrade.

  Decided 15 Nov 2021 Full applications
• 2019/1216/L Refused

  Flat 4th Floor 31 Gloucester Avenue London NW1 7AU

  Enlargement of mansard roof extension at fourth floor level.

  Decided 24 Jul 2019 Heritage and listed buildings
• 2019/0468/P Refused

  Flat 4th Floor 31 Gloucester Avenue London NW1 7AU

  Enlargement of mansard roof extension at fourth floor level.

  Decided 24 Jul 2019 Full applications

1. 15 Nov 2021

   Decision issued: Granted

2. 22 Jul 2026

   Added to PlanIndex

Camden granted permission on 15 November 2021, 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.

• Ground Floor Flat 31 Gloucester Avenue London NW1 7AU

  2011/0116/L 50 yards away

  Internal and external additions and alterations including enlargement of rear ground floor window to allow access to garden, replacement window to rear side ground floor with hardwood recessed vertical window, works of refurbishment to double sash windows at front and installation of internal shutters to front ground floor window to existing flat (Class C3).

  Granted Heritage and listed buildings Windows or glazing

• Ground Floor Flat 31 Gloucester Avenue London NW1 7AU

  2010/3551/P 50 yards away

  Alterations to fenestration including replacement timber window to front ground floor with cast cill planter rail, enlargement of rear ground floor window to allow access to garden, enlargement of rear first floor window to doors with juliet balcony and infill window to rear ground floor.

  Withdrawn Full applications Extension Windows or glazing

• Ground Floor Flat 31 Gloucester Avenue London NW1 7AU

  2010/3552/L 50 yards away

  Alterations to fenestration including replacement timber window to front ground floor with cast cill planter rail, enlargement of rear ground floor window to allow access to garden, enlargement of rear first floor window to doors with juliet balcony and infill window to rear ground.

  Withdrawn Heritage and listed buildings Extension Windows or glazing

• Ground Floor Flat 31 Gloucester Avenue London NW1 7AU

  2011/0115/P 50 yards away

  Alterations to fenestration including enlargement of rear ground floor window to allow access to garden, replacement window to rear side ground floor and works of refurbishment to double sash windows at front to existing flat (Class C3).

  Granted Full applications Windows or glazing

• 31 Gloucester Avenue London NW1 7AU

  2010/3544/P 50 yards away

  Removal of window at upper ground floor level to the rear elevation and installation of French style doors and an open-work metal stair for access to the communal garden of the residential dwelling.

  Granted Full applications Windows or glazing
  Domestic

• Flat 4th Floor 31 Gloucester Avenue London NW1 7AU

  2021/2291/P 50 yards away

  Enlargement of existing fourth floor roof extension with associated works including removal of front balustrade.

  Granted Full applications Extension

• 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