Event Overview
| Date | Dec 5-6, 2026 |
|---|---|
| Location | Brazos Bend State Park near Needville, Texas, USA |
| Format | Fixed-Distance |
| Terrain | Trail |
| Region | North America |
| Distance / duration | 100 mi |
| State / area | Texas (TX) |
| Course model | Loop |
| Edition note | The current navigation and cutoff page identify the 2026 race. The 100-mile limit is 32 hours, with rolling course closure beginning after the final-lap start deadline on Sunday. |
| Cutoff | 32 hours; start the final lap before 8:40 AM Sunday, with rolling aid-station closures and a 2:00 PM finish closure |
| Highlights | Brazos Bend State Park, Flat Loop Course |
Course & Terrain
Repeated flat park loops that return runners to the central race operation throughout the 100-mile event.
Key course features to know before comparing this race:
- Brazos Bend State Park
- Frequent returns to loop-based race support
Predominantly flat, runnable park trail shifts the challenge toward sustainable pacing, humidity management, repetitive loading, and overnight consistency.
Entry & Logistics
| Registration and fees | Check the official event website for current availability, deadlines, prices, taxes, and refund terms. |
|---|---|
| Logistics note | Use the 2026 cutoff page to plan the last loop: the final lap must start before 8:40 AM Sunday and aid stations close progressively toward the 2:00 PM finish closure. |
Why This Race Matters
Brazos Bend 100 is a useful reference point for runners comparing long fixed-distance ultras where most of the field runs through the night. Its format, terrain, and support model shape the kind of preparation required: not just fitness, but pacing discipline, nutrition planning, foot care, and the ability to make good decisions under fatigue.
Preparing for a Race Like Brazos Bend 100
The 100-mile race guide covers the format as a whole. These guides go deeper:
- Walking strategy for ultramarathons: When and how to walk by terrain, effort and cutoffs.
- Crew and aid-station strategy: Crew tables, aid stops, drop bags and runner preferences.
- Gut training for ultrarunners: A six-week practice sequence for race-day fueling.
- Tapering for ultramarathons: Plan the taper and race week around your own recovery.
Planning Notes
- Treat intermediate cutoff gates as part of the course. Build enough margin for aid stops and late-race slowdown, and verify every current gate in the official rules.
- Train for terrain-specific fatigue. Technical trails and mountain courses demand downhill durability, hiking efficiency, and reliable night lighting.
- The directory does not mark this as having simpler logistics. Confirm qualification, terrain, support, registration, medical, and withdrawal requirements before planning around it.
- Flat terrain does not remove heat, humidity, or repetitive-load risk
- Confirm the final 2026 instructions when published
Event FAQs
What is the Brazos Bend 100 cutoff?
The organizer lists 32 hours overall, but the final lap must start before 8:40 AM Sunday. Aid stations close progressively and the finish closes at 2:00 PM.
Is Brazos Bend 100 a mountain race?
No. It uses a flat, repeated-loop park course, though weather, overnight running, and repetitive loading remain major demands.
Related Preparation
- Compare verified US 100-mile races
- Compare this race in the full 2026 calendar
- Open the 100-Mile format guide
- Open the Fixed-Distance format guide
- Compare all race formats
- Use the timed-race pace calculator
- Plan checkpoint arrivals and cutoff buffers
- Print a pace band for your goal time
- Estimate race calories and plan fueling
- Build a crew and drop-bag plan
- Build a race-specific gear checklist
Verification & Sources
Verification scope: the listed edition's date, location, format, and available logistics were checked against the event-specific official sources below during the directory review dated August 10, 2026. Organizers can revise details after review.
- Official Brazos Bend 100 entry — https://runsignup.com/Race/BrazosBend1002
- Official cutoff information — https://runsignup.com/Race/BrazosBend1002/Page/Cutoffs
- Official results — https://runsignup.com/Race/Results/Overview/159331
- Multiday Running event directory review scope: August 10, 2026.