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Triathlon Calendar near Round Rock 2025-2026

Explore the top triathlons near Round Rock for 2025-2026! We've gathered 48 exciting races in the area. Check out our detailed list below to find your next local race.

October 2025
Oct
25
Saturday

Half Marathon at Bohls Park

5 km 10 km 13 mi
Oct
26
Sunday

Jumpin Jack Dash

5 km 10 km
November 2025
Nov
1
Saturday

Hippo Dash

5 km
Nov
1
Saturday

Donut Dash 16M

Trail Run 5 km 4 mi ... 8 mi 16 mi
Nov
14-15
Fr - Sa

Big Texas Ultra

Trail Run 15 km 50 km 100 km
Nov
22
Saturday

Half Marathon at Bohls Park

5 km 10 km 13 mi
Nov
27
Thursday

Hutto Turkey Trail Trot

Trail Run 3 mi
Nov
28-30
Fr - Su

Colorado River Trail Run

Trail Run 5 km 13 mi ... 50 mi 100 mi
December 2025
Dec
6
Saturday

Old Town Rudolph Run

5 km
Dec
6
Saturday

Mosaic Trail Race

Trail Run 2 mi 5 km ... 26 mi 50 km
Dec
14
Sunday

Gingerbread Lane 10K Austin

5 km 10 km
Dec
27
Saturday

Half Marathon at Bohls Park

5 km 10 km 13 mi
January 2026
Jan
1
Thursday

Lake Travis New Year's Trail Challenge 50K

Trail Run 5 km 13 mi 25 km 50 km
Jan
31
Saturday

Trails by Moonlight: Snow Moon

Trail Run
February 2026
Feb - Mar
28-1
Sa - Su

Tough Mudder - Austin

Obstacle Run
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