Brazos Bend 100

Event Details

• Date: December 6th-7th, 2025
• Location: 21901 Farm to Market Rd 762, Needville, TX
• URL: Brazos Bend 100
• Sponsored by: Altra Running

Race Qualification

• Qualifier: Western States 100 Lottery Qualifier (sub 32 hour 100-mile)
• 2024 Qualifiers: 119 qualifiers
• Diverse Events: This is the December edition of our popular Brazos Bend races.
• Marquee Event: The 100-mile race

Race Overview

• Largest Race: The Brazos Bend 100 is the largest trail race in Texas.
• Fast Track: One of the fastest trail races in the world on flat and smooth trails.
• Aid Stations: Incredible support from four aid stations per loop.
• Terrain: 99.9% flat with a 10-foot rise over 0.1 of a mile.

Course Information

• Loop Length: ~16.7 miles with hard crushed rock, soft hiking trails, and smooth horse trails.
• Shoe Preference: Most runners can manage with a road shoe.
• December Conditions: Typically great for running, with varied conditions.
• Wildlife Encounter: Enjoy the unique experience of running alongside birds and American Alligators.

Brazos Bend Challenge Coin

• Eligibility: Complete the 50K or 50M in April 2025 AND the 100K or 100M in December 2025.
• Reward: Earn the Brazos Bend Challenge Coin.

Cutoff Times

• Finish Line Closure: All races finish line closes on Sunday at 2 PM.
• Time Limits: 32h 100M, 31h 100K, 31.5h Marathon, 31h Half Marathon.
• Final Lap Starts: Will be assessed to meet the course time limit at the discretion of the race director and staff.

Additional Information

• Updates: Information for the 2025 event is continuing to be updated as we get closer to event day.
• Communication: Participants should stay tuned to email for updates.
• Packet Share: A participant information packet will be shared in November.