Delaware
Delaware Triathlon Calendar 2026-2027
Monthly updates for Delaware
Get new running races (and updates) in your inbox every month.
Explore the best triathlons in Delaware for 2026-2027! Our updated list features 3 exciting races across the region. Find your next race in Delaware below and join the running community at these great events!
April 2027
A 12 hour adventure race on April 3, 2027 across Delaware coast featuring biking, trekking, paddling, and multiple route choices for solo and team divisions.
May 2027
Bear Triathlon at Lums Pond State Park on May 22 and 23, 2027 features Sprint and Olympic races, aquabike and relay options, plus youth divisions under USA Triathlon sanction.
August 2027
A triathlon festival at Lums Pond State Park with Olympic and Sprint courses featuring a freshwater pond swim, flat bike loops, and shaded forest run trails.
Monthly updates for Delaware
Get new running races (and updates) in your inbox every month.