Annandale
Triathlon Calendar near Annandale 2026-2027
Monthly updates for Annandale
Get new running races (and updates) in your inbox every month.
Explore the top triathlons near Annandale for 2026-2027! We've gathered 4 exciting races in the area. Check out our detailed list below to find your next local race.
September 2026
The Reston Triathlon is an Olympic-distance race in Reston, Virginia, with a 1500 m open-water swim in Lake Audubon, a 25-mile bike and a 10K run. The program also includes an aquabike and an Olympic relay option.
October 2026
A hybrid biathlon in Washington DC with a 1 mile kayak and 3 mile run plus a virtual 90 minute challenge, fundraising options and adaptive access.
April 2027
Triathlons at General Smallwood State Park featuring Olympic and Sprint courses with bay swims, rolling bike roads and shaded run loops through the park.
June 2027
June 13, 2027 multi-sport event at Sweden Point Marina, Marbury, MD offering 12 sprint and Olympic race options across swim, bike and run formats.
Monthly updates for Annandale
Get new running races (and updates) in your inbox every month.