T-Rex Triathlon/Duathalon Series

Join the MAC CLUB Division

SAVE $5 on your Entry!  Use Discount Code: 5MAC at Checkout.

MAC has created a CLUB division at the Running Fit’s T-Rex Wednesday evening Triathlon/Duathalon series this Summer at Island Lake State Park. There are 3 individual races on June 24 • July 22 • August 19. You can sign up for 1, 2 or do the whole series (all 3).

Club Championship

How it Works

Introducing a points based system for your club to compete against other clubs! Earn points for club members competing and top 5 in age groups. Get ready for a crazy cretaceous time!! Members must select their club when registering online (details below). For 2026, you can collect points at all races in the T-Rex Series!

Points

  • Earn 1 point for every registered club member that completes a triathlon or duathlon race in the T-Rex Series.
  • Earn extra points for age group places
  • 1st place – 10pts 2nd place – 8pts 3rd place – 6pts 4th place – 4pts 5th place – 2pts

Awards

The club with the most points at the end of the series will receive their club name on the Golden T-Rex Trophy that will proudly be displayed at all future T-Rex Series events and at RF Events headquarters.

The winning club will also receive a 2026 award plaque with their club name to take home and display! Plus, a tri season kick-off party in 2027!

Event Details

All Triathlons and Duathlons start at 6PM. Sprint triathlon distances are .5 mile swim, 12.4 mile bike and 5K run. Duathlon distances are 1.5 mile run, 12.4 mile bike and 5K run. All finisher’s receive a custom medal and food at the finish.

How to Register with the MAC Club

To join the MAC CLUB, when registering, you can choose “MAC” from the list of clubs (MAC is at the very bottom of the list). Everyone is WELCOME to join the MAC club… tell your tri friends and family to join us! To learn how the Club Championships work – CLICK HERE

If you have already registered, and would like to change or add MAC as your club affiliation, check out this You Tube video.  It will explain how to add or switch your club affiliation: CLICK HERE.

SAVE $5 on your Entry!  Use discount code: 5MAC at checkout.

Jacqueline Thorpe will organize the MAC CLUB and be its representative.

If you aren’t racing, come cheer on the MAC club!  Look for the MAC tent in the park on race nights: June 24 • July 22 • August 19. If you are interested in learning about triathlon… volunteer and earn $ towards any running fit event entry.

Questions: Contact Jacqueline Thorpe at jthorpe993@gmail.com