Indiana
Indiana Triathlon Calendar 2025-2026
Monthly updates for Indiana
Get new running races (and updates) in your inbox every month.
Explore the best triathlons in Indiana for 2025-2026! Our updated list features 21 exciting races across the region. Find your next race in Indiana below and join the running community at these great events!
October 2026
Join the second annual Mudskipper SoCal at Silverwood Lake on October 11, 2026, a scenic swimrun offering 8.5 km and 15 km courses. Mix open water swims and trail runs for a quintessential SoCal adventure.