Arizona Triathlon Calendar 2025-2026

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Explore the best triathlons in Arizona for 2025-2026! Our updated list features 145 exciting races across the region. Find your next race in Arizona below and join the running community at these great events!

September 2025
Sep
27
Saturday

Flagstaff Sky Peaks

Trail Run 10 km 26 km 50 km 50 mi
Sep
27-28
Sa - Su

AZT North Rim Ramble

Trail Run 7 mi 13 mi 26 mi
Sep
27
Saturday

Mesa Sprint Triathlon

Triathlon
October 2025
Oct
4
Saturday

Flagstaff Marathon

Trail Run 10 km 13 mi 26 mi
Oct
4
Saturday

Saddles 100

Trail Run 50 mi 100 mi
Oct
11
Saturday

Canyon de Chelly Ultra

Trail Run 55 km
Oct
11
Saturday

Horseshoe Bend Ultras

Trail Run 13 mi 55 km 50 mi
Oct
11
Saturday

Soulstice Mountain Trail Run

Trail Run 10 km 11 mi 30 km
Oct
11
Saturday

Cave Creek Thriller

Trail Run 5 km 11 km 24 km 50 km
Oct
12
Sunday

Xterra Papago Urban Desert Trail Run

Trail Run 5 km 10 km 26 km
Oct
18
Saturday

Red Rocks Of Sedona Fall Race

Trail Run 10 mi 20 mi 26 mi
Oct
18
Saturday

Merrill Ranch Triathlon

Triathlon
Oct
18
Saturday

Man Against Horse 50Mi

Trail Run 13 mi 25 mi 50 mi
Oct
19
Sunday

TMC A-Mountain Half Marathon

4 mi 13 mi
Oct
25-26
Sa - Su

Javelina Jundred

Trail Run 100 km 100 mi
Oct
25
Saturday

Jackass Night Trail

Trail Run 31 km
Oct
26
Sunday

Phoenix HFTC 5k

5 km
November 2025
Nov
1
Saturday

Rising Sun Run

5 km 13 mi
Nov
1
Saturday

Grand Canyon Trail Half Marathon

Trail Run 5 km 13 mi
Nov
2
Sunday

Xterra San Tan Trail Run

Trail Run 5 km 10 km 22 km
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