The development pipeline for new spa openings in the UK is buoyant in 2025. From the eagerly anticipated Six Senses London to Asaya Spa at the Chancery Rosewood, this year promises numerous new properties.

As the wellness economy continues to experience a growth surge, we’re seeing considerable investment in ever more impressive facilities throughout the UK.

As consumers, governments and the medical world continue to place greater emphasis on preventative health, UK spa and wellness developments are set to boom.

The Global Wellness Economy Monitor 2024 forecasts the wellness economy – currently worth $6.3 trillion ­(£4.9 trillion/€6.1 trillion) – will hit a record $9 trillion by 2028. This figure has grown from $4.6 trillion in 2020.

Here we reveal the new British spa openings set to shake up the wellness landscape in the coming year.

Best London spa openings for 2025

1. Six Senses, London

The hotly anticipated Six Senses London will open in Q4. The Six Senses Spa promises to mirror the different energies of London life in the former Whiteleys department store on Westbourne Grove.

In a space reminiscent of an old-fashioned underground station, the spa will include 325sqm dedicated to fitness, a 20m indoor pool, the Alchemy Bar and a relaxation room with vaulted ceilings.

On the second floor, a new kind of social and wellness club, Six Senses Place, will feature a central bar and lounge, co-working spaces and wellness and treatment rooms.

3. The Newman, London

Launching summer 2025 in Fitzrovia, the Newman will be the first hotel under hospitality management company Kinsfolk & Co.

Designed by Lind + Almond, a dedicated wellness floor will feature hot and cold experience cabins, an active salt therapy room, a hydrotherapy pool, treatment rooms, a meditation studio and a gym.

The spa at the Newman will embrace Nordic simplicity, blending minimalism with innovation and functionality, with four treatment rooms and fitness services including yoga, personal training and a meditation studio.

4. Montcalm Mayfair, London

Reopening its doors in spring 2025, having been closed since March 2023 for a full renovation, Montcalm Mayfair will include a wellness space and offer a health-enhancing programme.

The 1700s building has been preserved and elevated by architects Holland Harvey and interior designers Studio Mica. The spa will be a cocooning, subterranean space with a plunge pool, wellness facilities, four treatment rooms and a fitness suite.

5. Cambridge House, Piccadilly, London

Auberge Resorts Collection will make its UK debut when Cambridge House opens in late 2025, complete with a destination Auberge Spa. Designer Laura Gonzalez will oversee the spa in the grade 1-listed Georgian mansion.

Inspired by Roman bath houses, the double-level spa will introduce Auberge’s holistic wellness offering to London with extensive hydrotherapy facilities, two heated swimming pools and seven treatment rooms.

The heat rooms and bathhouse will all encourage an element of social connection integral to the spa’s wellness concept.

Best UK spa openings for 2025

7. Vale Spa at Vale Resort, Vale of Glamorgan, Wales

The four-star Vale Resort is investing £100,000 in a refurbishment of the Vale Spa, set to open in spring.

The renovation will include all new treatment rooms, new relaxation spaces created and the creation of a fire and ice experience, which will contain both ice machines and a sauna.

9. Bothwell Bridge Hotel, South Lanarkshire

Scottish boutique hotel group Manorview has announced plans to overhaul of the Bothwell Bridge Hotel and add a new spa.

Plans for the spa include a rooftop hydrotherapy pool and plunge pool, seven treatment rooms, experience showers, sauna, and lounge for refreshments, as well as on-site gym facilities.

10. The Francis, Bath, Somerset

This Georgian landmark will reopen in October after a £13-million restoration by the design house 3DReid, complete with a new thermal spa.

The spa facility will offer treatments in three dedicated treatment room as well as a thermal suite featuring heat and steam, and a mud rasul.

12. Crossbasket Castle, East Kilbride, South Lanarkshire

A 17th-century castle near Glasgow, Crossbasket Castle is adding a £20m hotel and a six treatment room spa in March.

13. Cromlix

The five-star country house hotel, owned by tennis star Andy Murray, is building a new wellness cottage, offering spa treatments in the tranquility of the forest.