Kansas Triathlon Calendar 2025-2026

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Explore the best triathlons in Kansas for 2025-2026! Our updated list features 76 exciting races across the region. Find your next race in Kansas below and join the running community at these great events!

January 2026
Jan
3
Saturday

Outlaw WinterRock

Trail Run 12 km 25 km
Jan
24-25
Sa - Su

Cactus Roulette Endurance Event

Backyard Ultra 2 mi 3 mi ... 12 hr 24 hr
March 2026
Mar
7
Saturday

The Skyline Scramble - Topeka, KS

Trail Run 3 hr 6 hr 12 hr
Mar
8
Sunday

Fleet Feet Spring Fling 5 Mile

5 mi
Mar
28
Saturday

Carry Your Cross 10K

Trail Run 5 km 10 km
April 2026
Apr
4
Saturday

Wichita Clean Water 5K

5 km
Apr
18
Saturday

The Eternal Damnation Backyard

Backyard Ultra 4 mi
Apr
18
Saturday

Flatrock 101

Trail Run 5 km 12 km ... 50 km 101 km
Apr
24-26
Fr - Su

Earth Day Buckle Mania

Backyard Ultra 50 km 50 mi ... 200 mi 48 hr
May 2026
May
2
Saturday

Heartland 50

Trail Run 25 km 50 km 50 mi
May
2
Saturday

Run2Believe 5k

5 km
May
2
Saturday

Tower 2 Tower 5K

5 km
May
3
Sunday

Prairie Fire Spring Races

May
16
Saturday

Iron Will Backroads

Trail Run 50 km 100 km 100 mi
May
28-31
Th - Su

The Sticks - Norton, KS

Backyard Ultra 6 hr 12 hr ... 48 hr 72 hr
June 2026
Jun
6
Saturday

B-29 Museum & Memorial 5K

5 km
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