Pennsylvania
Pennsylvania Triathlon Calendar 2026-2027
Monthly updates for Pennsylvania
Get new running races (and updates) in your inbox every month.
Explore the best triathlons in Pennsylvania for 2026-2027! Our updated list features 24 exciting races across the region. Find your next race in Pennsylvania below and join the running community at these great events!
August 2026
Steelman Racing Triathlon returns August 2, 2026 at Lake Nockamixon State Park in Quakertown, PA. Choose Olympic, sprint, relay, or aquabike distances and race a closed rolling bike course and shaded lakeside run, finishing by the lake.
Dive into the 11th annual River Day SwimFest and SwimRun in Norristown, PA, featuring multiple open water swim distances, a relay and a swim run for all levels. Enjoy a scenic river course, competitive awards and volunteer powered safety on Saturday..
Dive into the Mighty Moraine Fall Multi Sport Festival in Portersville, PA on August 15 and 16, 2026, featuring PA State Championship triathlon, duathlon and aqua bike races for all ages and levels. Youth and novice races welcome all.
September 2026
Race the Marsh Creek Sprint Triathlon at Marsh Creek State Park in Downingtown on September 20, 2026. A 750 m swim, 20 km bike and 5 km run with time trial swim starts, scenic lake and forest roads, and post race awards.