25 Mornington Crescent London NW1 7RE

This site has had 2 applications since 2013: 2 approved, 0 refused.

• 2013/0735/P Granted

  25 Mornington Crescent London NW1 7RE

  Change of use from 9 x residential units (2 x 1-bedroom and 7 x studios) to 4 x 1-bedroom self-contained residential flats (Class C3), including installation of 1 x roof light to main roof and infill of 3 x windows to side elevation and works of refurbishment.

  Decided 23 Sep 2013 Full applications

1. 3 Jul 2013

   Decision issued: Granted

2. 22 Jul 2026

   Added to PlanIndex

Camden granted permission on 3 July 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.

• 25A Mornington Crescent London NW1 7RE

  2020/2842/L 0m away

  Erection of a single storey ground floor rear extension; creation of a first floor roof terrace including raising front and rear parapet walls; alterations to street frontage including erection of metal railings, provision of a refuse store and two cycle parking space within front garden; removal of the existing front canopy; replacement of front door and fanlight; replacement of secondary front door with a window and refurbishment of front elevation wall to match existing; replacement windows, installation of new opening and door to first floor side elevation to provide access to the roof terrace; installation of a timber gate to side access; all in association with change of use from office to residential to create a one bedroom unit

  Refused Heritage and listed buildings Extension Windows or glazing
  Small domestic

• 25 Mornington Crescent London NW1 7RE

  2013/0735/P 0m away

  Change of use from 9 x residential units (2 x 1-bedroom and 7 x studios) to 4 x 1-bedroom self-contained residential flats (Class C3), including installation of 1 x roof light to main roof and infill of 3 x windows to side elevation and works of refurbishment.

  Granted Full applications New dwelling Extension +2

• 25A Mornington Crescent London NW1 7RE

  2020/2313/P 0m away

  Change of use from office (Class A2) to residential (Class C3) to create a one bedroom unit; erection of a single storey ground floor rear extension; creation of a first floor roof terrace including raising front and rear parapet walls; alterations to street frontage including erection of metal railings, provision of a refuse store and two cycle parking space within front garden; plus various alterations to elevations and fenestration

  Refused Full applications Extension Windows or glazing
  Small domestic

• 26 Mornington Crescent London NW1 7RE

  2023/3415/T 5m away

  REAR GARDEN: 1 x Pear (T2) - Crown thin by 20%.

  Granted Trees

• 27 Mornington Crescent London NW1 7RE

  2019/2648/T Submitted 21 May 2019 11m away

  REAR GARDEN: 1 x Acacia pravissima - Reduce overhang from no 26 by 0.75m, reduce height by 1m, reduce remainder by 0.5m volume and shape and clear from first-floor bedroom window of no 26 by 0.5m.

  Granted Trees 3 docs

• 27 Mornington Crescent London NW1 7RE

  2016/3335/T 11m away

  REAR GARDEN: 1 x Acacia Pravissima - reduce back overhang by from no. 26 0.5m-0.75m and reduce remainder by 0.5m volume and shape.

  Granted Trees

• 2026/0825/L Granted

  88 Frognal London NW3 6XB

  Discharge of condition 4 (a) Plan, elevation and section drawings of all new internal doors at a scale of 1:10 with typical moulding and architrave details at a scale of 1:1. b) Plan, elevation and section drawings, including jambs, head and cill, of all new windows and doors, including garage doors and windows, at a scale of 1:10 with typical glazing bar details at 1:1) of 2025/3436/L (External works comprising demolition of existing conservatory and erection of single-storey ground floor extension; demolition of existing garage and erection of replacement garage; alterations and repairs to roof; repair and minor alterations to building facade; provision of new hard and soft landscaping. Interior works comprising general remodelling works; minor changes to planform and openings; installation of new mechanical and electrical services throughout)

  2 Mar 2026 Heritage and listed buildings
• 2026/2946/L 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 Heritage and listed buildings
• 2026/3754/L Awaiting decision

  10 Great Ormond Street London Camden WC1N 3RB

  Coversion of 3 flats into 4 and internal alterations to the listed building

  2 Sep 2026 Heritage and listed buildings
• 2026/2194/L Withdrawn

  Dunboyne Road Estate Dunboyne Road London NW3 2YY

  Installation of Air Source and Water Source Heat Pumps in basement car park with associated acoustic and security enclosures; installation of PV Panels on roof of Blocks 1, 2 and 3; removal of existing gas boilers and associated plant; installation of a new estate-wide heating network including Heat Interface Units, radiators, pipework and associated infrastructure to serve Flats 1-71; excavation of trenches and installation of below-ground heating, water and electrical infrastructure; and associated ancillary works.

  29 May 2026 Heritage and listed buildings
• 2026/3773/L Awaiting decision

  47 Kelly Street London NW1 8PG

  Replacement of concrete roof tiles with slate roof tiles (Retrospective)

  28 Aug 2026 Heritage and listed buildings