Ultramarathon

Bandera 100K

Bandera 100K delivers two rocky Texas Hill Country loops where steep short climbs, loose footing, and sharp sotol make every mile more technical.

Next raceSaturday, January 9, 2027
RegistrationRegistration open
Distance categoryUltramarathon
LocationBandera, Texas
Get alertsLast checked August 14, 2026

Quick facts

  • The 100K totals roughly 6,600 feet of ascent and descent across two laps.
  • Technical limestone and sotol make this much harder than its modest elevation profile suggests.
  • Full aid stations and a Saturday-to-Sunday schedule support the overnight cutoff.

Is registration open for the 2027 Bandera 100K?

Registration for the 2027 Bandera 100K is open.

About the Bandera 100K

Tejas Trails stages this long-running winter 100K at Hill Country State Natural Area, alongside 50K and 25K races on the same weekend.

Course

Runners complete two counterclockwise 50K loops with about 3,300 feet of climbing per lap. Rocks, ledges, sotol, and frequent short climbs define the route.

Race-day weather

January may bring a cold start, mild sun, wind, or rain. The exposed Hill Country terrain offers limited shelter when conditions change.

Past Bandera 100K dates and results

YearDateStatusResults
2027Saturday, January 9, 2027Upcoming
2026Saturday, January 10, 2026CompletedOpen results

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Bandera 100K FAQ

When is the Bandera 100K?

The 2027 Bandera 100K is on Saturday, January 9, 2027.

Is registration open for the 2027 Bandera 100K?

Registration for the 2027 Bandera 100K is open. View the official registration details at runsignup.com.

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