Southend Leisure & Tennis Centre is a sports centre located in Southend-on-Sea, Essex, England. The centre was built in March 1996 and expanded in November 2010, adding Southend Swimming and Diving Centre to the site, with a new reception area linking the two centres together with self-swiping turnstiles. The site's main name remained as Southend Leisure & Tennis Centre with the addition of Southend Swimming and Diving Centre. The centre is also known as Garon Park, as the buildings sit within the park site. The centre is run by Fusion Lifestyle.^[1]

The Leisure Centre offers the following facilities:^[2]

• Expressions Gym
• Group Fitness Studio
• Sauna, Steam Room & Spa
• 4 Indoor Tennis Courts
• 8 Court Sports Hall
  • 2 Court Secondary Hall
• 3 Basketball Courts British Basketball League Standard
• Fully Flood-Lit:
  • 8 lane Olympic size Athletics Track
  • 4 Outdoor Tennis Courts
  • 4 Outdoor Netball Courts
• Cappuccino Bar & Cafe
• Small Steps Day Nursery
• Function Rooms & Suites
• Spectator seating & Disabled access for:
  • 25m Swimming Pool
  • Fun Pool & Slide
  • Olympic Diving Facility

Each year, Southend Leisure & Tennis Centre hosts regular users and events:^[3]

• The Olympic size Athletics Track has been the host for Southend-on-Sea Athletic Club since 1994. The track itself was refurbished in 2011.
• The 8 Court Main Hall hosts events such as wrestling and cage fighting events in the Ultimate Warrior Challenge.
• The centre is also home to the British Basketball League team the Essex Pirates.

After resurfacing & refurbishment of the athletics track in 2011, the site was proposed to be used as an Olympic Training Ground for the London 2012 Summer Olympics in the following sports:^[4]

• Athletics
• Basketball
• Diving