Museum House 23-26 Museum Street London WC1A 1JT

This site has had 4 applications since 2015: 2 approved, 2 refused.

• 2018/3801/P Granted

  Museum House 23-26 Museum Street London WC1A 1JT

  Variation of condition 2 (development in accordance with approved plans) granted under reference 2014/4117/P dated 11/03/2014 for 'Erection of a 5th floor roof extension for use as a self-contained flat (Class C3) with roof terrace and cycle storage at lower ground floor', namely for the erection of external duct work, air intake and fans and a new guard rail at rear roof level and a louvre screen to conceal the ductwork.

  Decided 19 Jun 2019 Amendments
• 2016/3411/P Refused

  Museum House 23-26 Museum Street London WC1A 1JT

  Change of use of part second and all of the third floor from Class B1 (office) use to Class C3 (residential) use creating 3 two bedroom apartments.

  Decided 30 Sep 2016 Full applications
• 2014/4117/P Granted

  Museum House 23-26 Museum Street London WC1A 1JT

  Erection of a 5th floor roof extension for use as a self-contained flat (Class C3) with roof terrace and cycle storage at lower ground floor.

  Decided 11 Mar 2015 Full applications

1. 15 Jan 2016

   Decision issued: Refused

2. 22 Jul 2026

   Added to PlanIndex

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.

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.

• Museum House 23-26 Museum Street London WC1A 1JT

  2016/3411/P 50 yards away

  Change of use of part second and all of the third floor from Class B1 (office) use to Class C3 (residential) use creating 3 two bedroom apartments.

  Refused Full applications New dwelling

• Museum House 23-26 Museum Street London WC1A 1JT

  2014/4117/P 50 yards away

  Erection of a 5th floor roof extension for use as a self-contained flat (Class C3) with roof terrace and cycle storage at lower ground floor.

  Granted Full applications Extension

• Museum House 25 Museum Street London WC1A 1JT

  2017/0461/P 50 yards away

  Amendments to the height and width of the lift shaft and repositioning of the rooflight within the flat roof area granted under reference 2014/4117/P dated 11/03/15 for Erection of a 5th floor roof extension for use as a self-contained flat (Class C3) with roof terrace and cycle storage at lower ground floor.

  Granted Full applications Extension Loft or dormer

• Museum House 25 Museum Street London WC1A 1JT

  2016/4472/P 50 yards away

  Details of windows, external doors and downpipes; sample of the roof cladding; details and sample of a section of the balustrade, as required by condition 4 of planning permission 2014/4117/P dated 11/03/2015 for the erection of a 5th floor roof extension for use as a self-contained flat (Class C3) with roof terrace and cycle storage at lower ground floor.

  Granted Full applications Extension Windows or glazing

• 1st Floor Museum House 23-26 Museum Street London WC1A 1JT

  2013/7239/P 50 yards away

  Change of use of part of the first floor from offices (Class B1) to one selfcontained residential flat (Class C3).

  Granted Full applications

• The Coffee Gallery 23 Museum Street London WC1A 1JL

  2012/5380/P 50 yards away

  Change of use from retail (Class A1) to restaurant (Class A3) and installation of extract duct to rear. [Retrospective]

  Withdrawn Full applications

• 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