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Planning application

Flat D Third Floor 25 Conway Street London W1T 6BW

Granted Camden 2018/4525/P Full Planning Permission

Works: Extension Loft or dormer Demolition

Permission granted. Work must normally begin within three years of the decision or the permission lapses.

Proposal

Erection of mansard roof extension following demolition of roof top conservatory and addition of replacement rear facing balustrades to existing roof terrace

As published by the council, reference 2018/4525/P

Application record

Reference
2018/4525/P
Type
Full Planning Permission
Status
Granted As published: FINAL DECISION
Decision
Granted
Received
20 Sep 2018
Validated
25 Oct 2018
Decided
3 Dec 2018
Ward
Bloomsbury (Pre May 2022)
Decision by
Delegated
Postcode
W1T 6BW

Site history

Applications at this address on the Camden register

This site has had 3 applications since 2018: 3 approved, 0 refused.

  • 2020/4282/L Granted

    Flat D Third Floor 25 Conway Street London W1T 6BW

    Approval of details for Conditions 4 a&b (new windows and facing materials) of application ref 2018/5191/L.

    Decided 19 Oct 2020 Heritage and listed buildings
  • 2018/5191/L Granted

    Flat D Third Floor 25 Conway Street London W1T 6BW

    Erection of mansard roof extension following demolition of roof top conservatory and addition of replacement rear facing balustrades to existing roof terrace

    Decided 3 Dec 2018 Heritage and listed buildings

Timeline

Dates from the published record

  1. 20 Sep 2018

    Received by Camden

  2. 25 Oct 2018

    Validated

    Checked as complete and ready for consideration.

  3. 3 Dec 2018

    Decision issued: Granted

  4. 22 Jul 2026

    Added to PlanIndex

  5. 21 Sep 2026

    Status changed to FINAL DECISION

    Previously Final Decision.

Documents

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

14 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 grant of permission means

Camden granted permission on 3 December 2018, 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.

About full applications

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • Flat D Third Floor 25 Conway Street London W1T 6BW

    2018/5191/L Submitted 20 Sep 2018 50 yards away

    Erection of mansard roof extension following demolition of roof top conservatory and addition of replacement rear facing balustrades to existing roof terrace

    Granted Heritage and listed buildings Extension Loft or dormer +1 2 docs
  • Flat D Third Floor 25 Conway Street London W1T 6BW

    2020/4282/L Submitted 18 Sep 2020 50 yards away

    Approval of details for Conditions 4 a&b (new windows and facing materials) of application ref 2018/5191/L.

    Granted Heritage and listed buildings Windows or glazing 1 doc
  • 23 Conway Street London W1T 6BW

    2015/6273/L 50 yards away

    Re-building the rear extension, installing a box rooflight on the first floor roof terrace and assoicated timber privacy screen, removing the existing ground floor slab in the rear extension and installing a new ground floor slab at a lower level, alterations to fenestration details, various internal alterations.

    Granted Heritage and listed buildings Extension Loft or dormer +1
  • 23 Conway Street London W1T 6BW

    2015/1166/L 50 yards away

    Alterations to windows and doors and erection of rear extension and internal alterations to ground/lower ground floors

    Granted Heritage and listed buildings Extension Windows or glazing
  • 23 Conway Street London W1T 6BW

    2016/3418/P 50 yards away

    Approval of condition 3 (detailed drawings and facing materials) of listed building consent ref. 2015/6273/L dated 20/06/2016 for erection of rear extension and associated alterations.

    Granted Full applications Extension
  • 23 Conway Street London W1T 6BW

    2015/0849/P 50 yards away

    Alterations to windows and doors and erection of rear extension

    Granted Full applications Extension Windows or glazing

In Camden

  • 2026/0990/P Refused

    1 Bleeding Heart Yard & 19 Greville Street London EC1N 8SJ

    Change of use from office space and restaurant use (Class E) and members club (Sui Generis) to affordable workspace and restaurant use (Class E) and 1 x residential unit on the third and fourth floors (Class C3). Erection of a two-storey roof extension across 19 Greville Street and 1 Bleeding Heart Yard, including alterations at second-floor level to the interior courtyard elevation, ground-floor fenestration changes, and a roof terrace for the associated residential unit.

    Received 26 Mar, published by the council 24 Jul 2026 Full applications
  • 2026/3044/P Granted

    London Irish Centre 50-52 Camden Square London NW1 9XB

    Details to discharge Condition 25 Part A (Air Quality Monitoring) of planning permission ref. 2020/1481/P dated 17/05/24 for 'Redevelopment of site to provide new and reconfigured community centre and ancillary residential accommodation (Class D1/ D2) involving alterations to retained buildings at No's. 50, 51 and 52 Camden Square including replacement of two storey 'link' building; demolition of Murray Street and Murray Mews buildings and replacement with part-three / part-four storey building (plus basement level) with second and third floor terraces and new entrance; associated landscaping and cycle parking'.

    Received 20 Jul, published by the council 2 Aug 2026 Full applications
  • 2026/4338/P Awaiting decision

    32 Willoughby Road London NW3 1RU

    Details to discharge condition 6 (tree protection methods) of planning permission 2025/4186/P granted 13/11/2025 for 'Demolition of existing two storey outrigger and replacement with part two-storey, part single storey rear extension, loft conversion with dormer and roof light to main roof at rear, new windows to flanking wall, replacement of existing windows and installation of a gate and fence to side'.

    Received 5 Oct, published by the council 9 Oct 2026 Full applications
  • 2026/4141/P Awaiting decision

    24 Endell Street London WC2H 9HQ

    Relocation of three air conditioning condenser units to first floor roof, construction of an acoustic enclosure and other associated works.

    Received 5 Oct, published by the council 9 Oct 2026 Full applications
  • 2026/3907/P Awaiting decision

    Flat 1 16 Lyndhurst Road London NW3 5NL

    External renovations to the front of the property, including works to the entry porch, steps, replacment front door, installation of metal railings to boundary wall and paving to front garden and erection of a glass roof to the side passage to create a bike shelter.

    Received 5 Oct, published by the council 9 Oct 2026 Full applications