100 Mile Races in Texas
As of October 6, 2026, Crewable lists 10 upcoming 100 mile races in Texas from October 2026 to July 2027. The next is Cactus Rose Endurance Trail Race on October 23 in Bandera. Registration is open for 3.
Sources: UltraSignup, RunSignUp, UTMB, race organizers and race websites
Race calendar
October 2026
1 raceNovember 2026
3 racesColorado River Run: 100-Mile & 50-Mile Ultra, 50K, Marathon, Half-Marathon, 10K and 5K
Marble Falls, TX250K100 mi+6Open until Nov 27from $15
December 2026
1 raceJanuary 2027
1 raceFebruary 2027
1 raceMarch 2027
1 raceJune 2027
1 raceJuly 2027
1 raceQuick answers
What is the next 100 mile race in Texas?
Cactus Rose Endurance Trail Race, on Friday, October 23, 2026, in Bandera. Distances: 100 mi, 50 mi, 25 mi.
How many 100 mile races in Texas have open registration?
3 of the 10 list registration as open as of October 6, 2026, including Cactus Rose Endurance Trail Race, Colorado River Run: 100-Mile & 50-Mile Ultra, 50K, Marathon, Half-Marathon, 10K and 5K and Hard Times 100.
What is the busiest month for 100 mile races in Texas?
November 2026, with 3 of the 10. October 2026 follows with 1.
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