Big Lime Triathlons return!

Date: 9th August 2026.

Location: Maritime Avenue Maritime Avenue
Hartlepool Marina
TS24 0XF

Cost: From £38 + booking fees

Group of athletes getting ready for their triathlon

A vibrant, community-friendly triathlon weekend hosted by Wild Deer Events at Hartlepool Marina. It features a variety of distance formats - perfect for first-timers and triathlon veterans alike!

How to Get Involved

As a competitor:

  • Choose your preferred distance or team relay.
  • Register via the Wild Deer Events site.
  • No cut-off times - race at your own pace.

For open water swimmers:

  • Participate in the 750 m or 1,500 m swim events held on race morning.
  • Safety support with lifeguards and first aid.

Race categories:

  • Standard Triathlon: 1,500 m swim ▸ 40 km cycle ▸ 10 km run
  • Sprint Triathlon: 750 m swim ▸ 20 km cycle ▸ 5 km run
  • Standard & Sprint Aquabike (swim + bike only)
  • Relay Formats available, plus Open Water Swims of 750 m and 1,500 m.

Experience the Finish Line:

Enjoy live chip timing, a medal, Wild Deer merchandise, and a post-race snack and drink. Free parking provided.

Sign up now

Active Hartlepool's role

  • Official Partner: Teaming up with Wild Deer Events and Hartlepool Borough Council to support event delivery. 
  • Volunteer Opportunities: Volunteer as a marshal - help direct athletes, encourage participants, and improve event safety. Volunteers receive complimentary Wild Deer event entry (transferable), merchandise, and food/drink.

Keep checking back for more updates on volunteer registration.