Course
Lapped trail race in Brazos Bend State Park with start and finish at the Elm Lake Pavilion. The course is 99.9% flat and mixes hard crushed rock with soft hiking trails under tree canopy and smooth horse trails. Distances are 100 miles, 100km, marathon and half marathon.
100 Mile100 mi
100K100 km
Marathon42.2 km
Half Marathon21.1 km
Key dates
- !RegistrationOpen now
- ★Race daySat 5 Dec 2026
Date confirmed with the organiser · entry window checked by RunCalendar
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Save Brazos Bend 100 to your season and RunCalendar reminds you the morning entries open and before they close. Free on iPhone, no account needed.
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