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Planning application

55 Princess Road London NW1 8JS

Refused Camden 2025/5591/P Householder Application

Works: Extension Loft or dormer Windows or glazing Domestic

Read from the description, not a valuation. How we read the register

Refused. Only the applicant can appeal, within the statutory time limit, and a revised scheme can be submitted instead.

Proposal

Retrospective planning application for alterations to the approved roof extension, comprising an increase in the height of the mansard roof and the installation of two front-facing dormer windows.

As published by the council, reference 2025/5591/P

Application record

Reference
2025/5591/P
Type
Householder Application
Status
Final Decision
Decision
Refused As published: Refused and Warning of Enforcement Action to be Taken
Received
12 Dec 2025
Validated
22 Dec 2025
Decided
19 Aug 2026
Ward
Primrose Hill
Decision by
Delegated
Postcode
NW1 8JS

Site history

Applications at this address on the Camden register

This site has had 8 applications since 2011: 5 approved, 2 refused.

  • 2022/2382/P Refused

    55 Princess Road London NW1 8JS

    Variation of Condition 3 (Approved Plans) of planning permission 2020/5626/P dated 06/05/2021, for the erection of a part one/part two storey rear extension following the demolition of the existing two storey closet wing, and alteration to the front and rear fenestration. Namely, retrospective permission for the erection of 2x dormers on the front roof slope in place of velux windows and removal of portion of rear parapet wall.

    Decided 28 Nov 2023 Full applications
  • 2022/2550/P Granted

    55 Princess Road London NW1 8JS

    Non-material amendment to planning permission ref 2020/5626/P dated 06/05/2021 for 'Erection of mansard roof extension with rear roof terrace; erection of a part one part two storey rear extension following the demolition of the existing two storey closet wing, and alteration to the front and rear fenestration', namely to increase the height of the segment of the party wall with 57 Princess Road by two brick courses.

    Decided 30 Sep 2022 Full applications
  • 2020/5626/P Granted

    55 Princess Road London NW1 8JS

    Erection of mansard roof extension with rear roof terrace; erection of a part one part two storey rear extension following the demolition of the existing two storey closet wing, and alteration to the front and rear fenestration.

    Decided 6 May 2021 Full applications
  • 2012/3507/P Granted

    55 Princess Road London NW1 8JS

    Erection of mansard roof extension with rear roof terrace all in connection with existing dwellinghouse (Class C3).

    Decided 29 Aug 2012 Full applications
  • 2012/1736/P Withdrawn

    55 Princess Road LONDON NW1 8JS

    Erection of mansard roof extension with rear roof terrace, erection of additional storey to existing 2-storey rear wing and creation of roof terrace over at rear second floor level including replacement of window with door all in connection with existing dwelling house (Class C3).

    Decided 30 May 2012 Full applications
  • 2011/4488/P Granted

    55 Princess Road London NW1 8JS

    Renewal of planning permsission granted 08/09/2009 (ref: 2009/3411/P) for erection of additional storey to existing 2 storey rear extension of dwelling house (Class C3).

    Decided 20 Oct 2011 Full applications
  • 2011/4493/P Granted

    55 Princess Road London NW1 8JS

    Renewal of planning permsission granted 09/03/2008 (ref: 2008/5591/P) for single-storey glazed infill extension to rear lower ground floor; new entrance steps to front lightwell and the replacement of a door with a window within the basement area to an existing dwelling house(C3).

    Decided 17 Oct 2011 Full applications

Timeline

Dates from the published record

  1. 12 Dec 2025

    Received by Camden

  2. 22 Dec 2025

    Validated

    Checked as complete and ready for consideration.

  3. 24 Jul 2026

    Added to PlanIndex

  4. 19 Aug 2026

    Decision issued: Refused and Warning of Enforcement Action to be Taken

Documents

Plans, drawings, consultee responses and the officer's report

18 documents on file for this application

A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.

Watch members (£5 a month) open the document list from here.

Open the documents

What this refusal means

Camden refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. More in our guide to what happens after a planning decision.

About householder applications

Householder applications cover work to an existing house and its garden, such as extensions, lofts and outbuildings, and cannot create a separate dwelling or change what the building is used for. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • 55 Princess Road LONDON NW1 8JS

    2012/1736/P 50 yards away

    Erection of mansard roof extension with rear roof terrace, erection of additional storey to existing 2-storey rear wing and creation of roof terrace over at rear second floor level including replacement of window with door all in connection with existing dwelling house (Class C3).

    Withdrawn Full applications Extension Loft or dormer +1
    Domestic

  • 55 Princess Road London NW1 8JS

    2022/2550/P 50 yards away

    Non-material amendment to planning permission ref 2020/5626/P dated 06/05/2021 for 'Erection of mansard roof extension with rear roof terrace; erection of a part one part two storey rear extension following the demolition of the existing two storey closet wing, and alteration to the front and rear fenestration', namely to increase the height of the segment of the party wall with 57 Princess Road by two brick courses.

    Granted Full applications Extension Loft or dormer +2

  • 55 Princess Road London NW1 8JS

    2022/2382/P 50 yards away

    Variation of Condition 3 (Approved Plans) of planning permission 2020/5626/P dated 06/05/2021, for the erection of a part one/part two storey rear extension following the demolition of the existing two storey closet wing, and alteration to the front and rear fenestration. Namely, retrospective permission for the erection of 2x dormers on the front roof slope in place of velux windows and removal of portion of rear parapet wall.

    Refused Full applications Extension Loft or dormer +2

  • 55 Princess Road London NW1 8JS

    2012/3507/P 50 yards away

    Erection of mansard roof extension with rear roof terrace all in connection with existing dwellinghouse (Class C3).

    Granted Full applications Extension Loft or dormer
    Domestic

  • 55 Princess Road London NW1 8JS

    2011/4493/P 50 yards away

    Renewal of planning permsission granted 09/03/2008 (ref: 2008/5591/P) for single-storey glazed infill extension to rear lower ground floor; new entrance steps to front lightwell and the replacement of a door with a window within the basement area to an existing dwelling house(C3).

    Granted Full applications Extension Windows or glazing
    Small domestic

  • 55 Princess Road London NW1 8JS

    2020/5626/P 50 yards away

    Erection of mansard roof extension with rear roof terrace; erection of a part one part two storey rear extension following the demolition of the existing two storey closet wing, and alteration to the front and rear fenestration.

    Granted Full applications Extension Loft or dormer +2

In Camden

  • 2026/4031/P Awaiting decision

    10 Albert Street London NW1 7NZ

    Erection of an extension to widen rear dormer window at second floor.

    Received 2 Oct, published by the council 6 Oct 2026 Householder
  • 2026/3231/P Granted

    9 Wadham Gardens London NW3 3DN

    Replacement rear timber casement window, installation of timber-panelled side access door, replacement of existing front boundary gates and piers, installation of metal railings, provision of reclaimed Yorkstone paving to the front garden and associated works.

    Received 30 Jul, published by the council 9 Aug 2026 Householder
  • 2026/4030/P Awaiting decision

    6 Leverton Street London NW5 2PJ

    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 Householder
  • 2026/3493/P Granted

    2 Wildwood Terrace London NW3 7HT

    Enlargement of the existing rear French doors and single-leaf door at lower ground floor level, together with the replacement of five rear timber sash windows.

    Received 14 Aug, published by the council 22 Aug 2026 Householder
  • 2026/2003/P Granted

    23 Glenmore Road London NW3 4BY

    Installation of external AC unit with acoustic enclosure to rear garden.

    Received 29 May, published by the council 24 Jul 2026 Householder