South Dakota Triathlon Calendar 2025-2026

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Explore the best triathlons in South Dakota for 2025-2026! Our updated list features 32 exciting races across the region. Find your next race in South Dakota below and join the running community at these great events!

November 2025
Nov
1
Saturday

Glacier Hills Ultra 50k

Trail Run 20 km 30 km 50 km
Nov
2
Sunday

Christmas Tree Skirt Dash

2 mi 3 mi
Nov
22
Saturday

Gobble Wobble 10k - Sioux Falls

10 km
Nov
27
Thursday

Turkey Dash 5K

2 mi 5 km
Nov
28
Friday

Jingle Bell Run South Dakota

5 km
April 2026
Apr
25
Saturday

River Rat Run

5 km 10 km 21 km
May 2026
May
2
Saturday

Tuthell 50K

Trail Run 50 km
May
15
Friday

Buffalo Wild Wings 5K

5 km
May
16
Saturday

Dash Around Kampeska Half Marathon

13 mi
May
30-31
Sa - Su

Xterra Deadwood Mickelson

Trail Run 5 km 21 km 42 km
June 2026
Jun
26-27
Fr - Sa

Black Hills 100 - Sturgis, SD

Trail Run 30 km 50 km 50 mi 100 mi
July 2026
Jul
11
Saturday

Lennox Lapsley's Running for Healthy Hearts

21 km
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