Triathlon Calendar United States 2025-2026

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Explore the best triathlons in the United States for 2025-2026! Our updated list features 8472 exciting races across the country. Find your next race in the United States below and join the running community at these great events!

July 2026
Jul
11
Saturday

Savage Race - Chicago

Obstacle Run 3 mi 7 mi
Jul
11-12
Sa - Su

Poconos Spartan Event Weekend

Obstacle Run 5 km 10 km
Jul
11-12
Sa - Su

Utah Spartan Trifecta Weekend

Obstacle Run 5 km 10 km 21 km
Jul
11
Saturday

Ironman 70.3 Muncie

Triathlon
Jul
11
Saturday

Bryce Canyon Half Marathon

5 km 13 mi
Jul
11
Saturday

Follow the Flag 5k Trail Race

Trail Run 5 km
Jul
11
Saturday

Back Cove Backyard Ultra

Backyard Ultra 4 mi
Jul
12
Sunday

Blue Mountain Trail Run

Trail Run 10 km
Jul
12
Sunday

Wasatch Scramble Trail Run

Trail Run 10 km
Jul
12
Sunday

QDR Bayside 5K

5 km
Jul
12
Sunday

Boilermaker Road Race

5 km 15 km
Jul
17
Friday

Midsummer Night's Dream

5 km 10 km
Jul
18-19
Sa - Su

Michigan Spartan Event Weekend

Obstacle Run 5 km 10 km
Jul
25
Saturday

Elkhorn Crest 50

Trail Run 50 km 50 mi
August 2026
Aug
1
Saturday

Savage Race - Boston

Obstacle Run 3 mi 7 mi
Aug
15
Saturday

Savage Race - Pennsylvania

Obstacle Run 3 mi 7 mi
Aug
30
Sunday

BRA Run - Los Angeles

5 km 13 km
September 2026
Sep
5
Saturday

Savage Race - Maryland Fall

Obstacle Run 3 mi 7 mi
Sep
19
Saturday

Rise and Run Half Marathon

5 km 13 mi
Sep
19
Saturday

Savage Race - Georgia Fall

Obstacle Run 3 mi 7 mi
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