The event on Sunday, March 23, will run from 11am to 4pm and is open to the community.
The leisure centre, managed by Everyone Active in partnership with Sutton Council, will offer a range of free activities for all ages.
TikTok-famous professional freestyle footballer, Rebaz Mohammed, will attend, showcasing his skills and hosting free ‘football freestyle’ sessions for children.
Other free activities on the day will include family swim sessions, adult and child swim lesson tasters, a bouncy castle, senior pickleball sessions, water safety sessions, rookie lifeguard tasters, and baby CPR workshops.
(Image: Everyone Active)
There will also be free group exercise classes, gym challenges, and personal training taster sessions.
Face painting will be available for children.
Robert Anderson, general manager for Everyone Active, said: “We’re incredibly excited to invite the local community to Westcroft Leisure Centre, offering free access to the swimming pool, gym, and classes, all whilst enjoying some family fun.
“We welcome both new and existing members to come down on the day.
“It’s a fantastic way for us to showcase our fantastic facilities and allow customers to try new activities.”
In addition to the fun day, the centre will host a charity event on Saturday, March 22, where members can enjoy a silent disco, switching between either a Zumba or Bollywood fitness class.
Funds raised will be donated to Everyone Active’s charities of the year, Breast Cancer Now and The Ben Kinsella Trust.