August 2026 Duathlon Races
2 upcoming 70.3s in August.
K-Town on the River Triathlons
1001 Waterfront Dr, Knoxville, TN
Sprint · Olympic · 70.3
Avg 88° / 66°·1,007 ft city elevation Avg 88° / 66°1,007 ft city elevation Michigan Titanium
3650 Versluis Park NE, Grand Rapids, MI
Sprint · Olympic · 70.3 · Ironman
Avg 81° / 58°·741 ft city elevation Avg 81° / 58°741 ft city elevation September 2026 Duathlon Races
2 upcoming 70.3s in September.
Bear Lake Brawl Triathlon
Bear Lake Idaho, St Charles, ID
Sprint · Olympic · 70.3
Avg 69° / 38°·5,968 ft city elevation Avg 69° / 38°5,968 ft city elevation Estes Epic
380 Community Drive, Estes Park, CO
50K · 30+ mi · 70.3 · Other
Avg 61° / 31°·9,389 ft city elevation Avg 61° / 31°9,389 ft city elevation October 2026 Duathlon Races
1 upcoming 70.3 in October.
The Atomic Multisport Event by Personal Best Racing
1700 Melton Hill Dam Rd, Lenoir City, TN
Sprint · Olympic · 70.3
Avg 75° / 50°·792 ft city elevation Avg 75° / 50°792 ft city elevation December 2026 Duathlon Races
2 upcoming 70.3s in December.
EXCLUSIVE ONSITE REG! CLASH Endurance Daytona 2026
1801 W International Speedway Blvd, Daytona Beach, FL
5K · Sprint · 70.3
Avg 73° / 55°·7 ft city elevation Avg 73° / 55°7 ft city elevation CLASH Endurance Daytona
1801 W International Speedway Blvd, Daytona Beach, FL
5K · Sprint · 70.3
Avg 73° / 55°·7 ft city elevation Avg 73° / 55°7 ft city elevation