Seymour Hall Swimming Baths Seymour Place London W1H 5TJ

This site has had 2 applications since 2022: 1 approved, 0 refused.

• 22/03922/COLBC Granted

  Seymour Hall Swimming Baths Seymour Place London W1H 5TJ

  Installation of a pool cover to swimming pool.

  Decided 12 Aug 2022 Heritage and listed buildings

1. 19 May 2026

   Received by Westminster

2. 21 Jul 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 14 July 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Westminster took a median of 66 days over the applications it decided in the last year.

This application is with Westminster for determination, against a statutory target of eight weeks. Over the last year Westminster decided full applications in a median of 91 days. More in our guide to how long planning decisions take.

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.

• Ground Floor Seymour Leisure Centre Seymour Place London W1H 5TJ

  26/03372/NMA Submitted 21 May 2026 50 yards away

  93% historically approved · decision due ~16 Jul

  Amendments to planning permission dated 6th February 2024 (RN:23/07813/COFUL) for: 'Variation of condition 1 of planning permission dated 17 July 2023 (RN:23/02017/COFUL) for the Refurbishment and upgrade of the Seymour Centre to provide leisure, swimming pool, library, flexible community/office space, health and fitness studios, beauty treatment rooms and a cafe. Flexible use for leisure, community and events spaces (Sui Generis)'. Namely, to allow enlargement sprinkler tank, relocation of services, refurbishments and associated works at lower ground, ground, first and second floors. (Linked with 26/03371/COLBC)

  Awaiting decision Amendments 1 doc

• Ground Floor Seymour Leisure Centre Seymour Place London W1H 5TJ

  26/00337/COLBC Submitted 21 May 2026 50 yards away

  90% historically approved · decision due ~16 Jul

  Refurbishment works to include: removal of the redundant swimming pool tank to facilitate the fitness suite at lower ground floor, relining the existing pool tank, installation of photovoltaics on the inner roof slope, removal of the existing roof lanterns and wind catchers in the sports hall to be replaced with new double glazed roof lanterns and wind catchers and installation of secondary glazing to all the windows in the sports hall, removal of roof lantern above swimming pool to be replaced with a new double glazed roof lantern, retention of the existing courtyard and internalisation of the lower ground level with a flat roof covering, removal of roof lanterns above the martial arts studio to be replaced with double glazed roof lanterns, removal and replacement of existing plant including new ductwork and flue, installation of roof plant enclosures, provision of external private roof terrace (restricted access), removal of existing roof lanterns to northwest and northeast of roof to be replaced with flat roof covering, removal and replacement of existing flat roof coverings, installation of access and maintenance gantries, ladders and stairs on roof, removal of windows to community studio and infill, minor internal alterations to walls and partitions to facilitate the reconfiguration of uses, installation of new handrail balustrades on 4 corner stairs of sports hall, improve accessibility with one lift in each core (4 lifts in total plus three platform lifts at first floor) and two new internal upper staircases on the eastern elevation plus two new internal staircases on the south-west of the first floor, external alterations to some windows, doors and fenestrations replacement of asphalt covering to perimeter lightwell with new covering, removal of some mosaic tiles to create level access to the sports hall flooring, removal and replacement of some ceiling, provision of new chemical delivery hoist from street level to lower ground floor at Bryanston Place.

  Awaiting decision Heritage and listed buildings Extension Roofing +1

• Ground Floor Seymour Leisure Centre Seymour Place London W1H 5TJ

  25/05358/COGADF Submitted 31 Jul 2025 50 yards away

  Details of construction drawings at 1:10 of rooflights to the swimming pool and martial arts studio pursuant to condition 3 (part) of planning permission dated 6th February 2024 (RN:23/07813/COFUL)

  Granted Full applications Loft or dormer 16 docs

• Ground Floor Seymour Leisure Centre Seymour Place London W1H 5TJ

  25/05266/COMADL Submitted 28 Jul 2025 50 yards away

  Detailed construction drawings at 1:10 with full size details of the all new secondary glazing pursuant to condition 3 of listed building dated 17th July 2025 (RN:25/02196/COLBC)

  Granted Heritage and listed buildings Windows or glazing 23 docs

• Seymour Hall Swimming Baths Seymour Place London W1H 5TJ

  22/03922/COLBC Submitted 16 Jun 2022 50 yards away

  Installation of a pool cover to swimming pool.

  Granted Heritage and listed buildings 15 docs

• 14 Shouldham Street London W1H 5FJ

  08/03356/LBC Submitted 14 Apr 2008 50 yards away

  Internal alterations, extensions at lower ground, ground, first and roof level, demolition of existing basement and ground floor extensions.

  Withdrawn Heritage and listed buildings Extension Demolition 2 docs

• 26/06295/FULL Awaiting decision

  15 Warwick Way London SW1V 1QT

  Installation of a new shopfront with Medication Dispensing Outlet.

  Received 15 Sep, published by the council 17 Sep 2026 Full applications
• 26/06297/FULL Awaiting decision

  15 Warwick Way London SW1V 1QT

  Alterations to rear elevation at basement level comprising replacement window and installation of double opening door.

  Received 15 Sep, published by the council 17 Sep 2026 Full applications
• 26/06294/FULL Awaiting decision

  15 Eaton Mews South London SW1W 9HP

  Installation of railings and sliding lantern light at main roof level in connection with the use of the roof as a terrace.

  Received 15 Sep, published by the council 22 Sep 2026 Full applications
• 26/06317/FULL Awaiting decision

  124 Hamilton Terrace London NW8 9UT

  Replacement of existing first-floor sash windows to the front and rear elevations with traditionally detailed painted timber, slim-profile double-glazed sash windows. (Linked to 26/06318/LBC)

  Received 15 Sep, published by the council 22 Sep 2026 Full applications
• 26/06273/FULL Awaiting decision

  9A Grosvenor Square London W1K 5AE

  Installation of natural Portland Stone paving to two front entrances. (Linked to 26/05473/LBC)

  Received 14 Sep, published by the council 22 Sep 2026 Full applications