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Details for this race  and its 6 related events  are listed below. Some races allow participant registration  for their events. Please check below and where available you may Register for Event  and see Who's Registered! Race Information Race Name: Big Texas Ultra Location: Georgetown State: Texas, United States Posted: January 23rd, 2026 2:30 am Event Information Name of Event: 100K Championship (Qualifiers Only) Distance: 100.00 Measurement: Kilometers Date: Saturday November 7th, 2026 Start Time: 7:00 am Event Registration Schedule Currently runner registration is not available through the website of RunRace for this event. Click the Race Detail tab above and check with the specific race website for more information.   Event Information Name of Event: 100K Distance: 100.00 Measurement: Kilometers Date: Saturday November 7th, 2026 Start Time: 7:15 am Event Registration Schedule Currently runner registration is not available through the website of RunRace for this event. Click the Race Detail tab above and check with the specific race website for more information.   Event Information Name of Event: 50K Distance: 50.00 Measurement: Kilometers Date: Saturday November 7th, 2026 Start Time: 8:00 am Event Registration Schedule Currently runner registration is not available through the website of RunRace for this event. Click the Race Detail tab above and check with the specific race website for more information.   Event Information Name of Event: 15K Saturday Distance: 15.00 Measurement: Kilometers Date: Saturday November 7th, 2026 Start Time: 9:00 am Event Registration Schedule Currently runner registration is not available through the website of RunRace for this event. Click the Race Detail tab above and check with the specific race website for more information.   Event Information Name of Event: 15K RUCK Saturday Distance: 15.00 Measurement: Kilometers Date: Saturday November 7th, 2026 Start Time: 9:00 am Event Registration Schedule Currently runner registration is not available through the website of RunRace for this event. Click the Race Detail tab above and check with the specific race website for more information.   Event Information Name of Event: 15K Friday Distance: 15.00 Measurement: Kilometers Date: Saturday November 7th, 2026 Start Time: 4:00 pm Event Registration Schedule Currently runner registration is not available through the website of RunRace for this event. Click the Race Detail tab above and check with the specific race website for more information.   2004-2026 : All rights reserved Terms and Conditions