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100K Ultramarathon

Event Dates:
Friday January 1, 2027 - Saturday January 2, 2027
Start Time:
10:00am CST
End Time:
7:00am CST
Price:
$129.99 $109.99 Race Fee + $7.60 SignUp Fee
Registration:
Price increases to $129.99 after February 28, 2026 at 11:59pm CST

50K Ultramarathon

Join us for an exhilarating race day where you'll not only challenge your limits but also enjoy a dynamic and ever-changing course layout! The welcoming environment encourages participants of all paces and fitness levels to take on their next running challenge. Adventure awaits on these scenic sun-bleached limestone bluffs and verdant courses.
Event Date:
Friday January 1, 2027
Start Time:
10:00am CST
End Time:
9:00pm CST
Price:
$99.99 $89.99 Race Fee + $6.40 SignUp Fee
Registration:
Price increases to $99.99 after February 28, 2026 at 11:59pm CST

25K Trail Run

For those seeking a shorter yet challenging distance, kick off your new year with an epic trail ultrarunning experience that takes you through varied natural scenery! Enjoy a 15.5-mile looped journey through the most scenic areas of Arkansas Bend Park, complete with a 7-hour cutoff time.
Event Date:
Friday January 1, 2027
Start Time:
10:00am CST
End Time:
9:00pm CST
Price:
$79.99 $69.99 Race Fee + $5.20 SignUp Fee
Registration:
Price increases to $79.99 after February 28, 2026 at 11:59pm CST

25K Ruck Division

In a bid to expand the community and embrace a broader spectrum of physical activities, the Challenge also includes a special Ruck Division within the 13.1-mile half-marathon. This division is tailored to individuals looking for a unique challenge that tests endurance, strength, and resilience, providing an alternative to traditional running. Weight Requirements: Participants must carry a weighted backpack. The minimum weight is 20 pounds for participants under 150 pounds and 30 pounds for those over 150 pounds. Weights will be verified at the beginning and end of the race.

Course: Ruck Division participants will tackle the same scenic half-marathon course, designed to be both challenging and rewarding, with the added difficulty of the weighted ruck.
Event Date:
Friday January 1, 2027
Start Time:
10:00am CST
End Time:
9:00pm CST
Price:
$79 $69.99 Race Fee + $5.20 SignUp Fee
Registration:
Price increases to $79.99 after February 28, 2026 at 11:59pm CST

1/2 Marathon

Event Date:
Friday January 1, 2027
Start Time:
10:00am CST
End Time:
9:30pm CST
Price:
$79.99 $69.99 Race Fee + $5.20 SignUp Fee
Registration:
Price increases to $79.99 after February 28, 2026 at 11:59pm CST

1/2 Marathon Ruck

Event Date:
Friday January 1, 2027
Start Time:
10:00am CST
End Time:
6:30pm CST
Price:
$79.99 $69.99 Race Fee + $5.20 SignUp Fee
Registration:
Price increases to $79.99 after February 28, 2026 at 11:59pm CST

10K

Event Date:
Friday January 1, 2027
Start Time:
10:00am CST
End Time:
9:30pm CST
Price:
$49.99 $39.99 Race Fee + $3.40 SignUp Fee
Registration:
Price increases to $49.99 after February 28, 2026 at 11:59pm CST

10K Ruck

Event Date:
Friday January 1, 2027
Start Time:
10:00am CST
End Time:
9:30pm CST
Price:
$49.99 $39.99 Race Fee + $3.40 SignUp Fee
Registration:
Price increases to $49.99 after February 28, 2026 at 11:59pm CST

5K Run/Walk

Event Date:
Friday January 1, 2027
Start Time:
10:00am CST
End Time:
9:30pm CST
Price:
$39.99 $29.99 Race Fee + $2.80 SignUp Fee
Registration:
Price increases to $39.99 after February 28, 2026 at 11:59pm CST

5K Ruck

Required Gear

Rucksack:

GORUCK Rucker recommended, but any rucksack is acceptable
Must have reflective elements for visibility and safety

Ruck Plates:
Men: 20 lb (9.1 kg) Ruck Plate
Women: 10 lb (4.5 kg) Ruck Plate
Plates must be placed high in the rucksack, close to your back

Additional Gear:
Hydration system (water bladder or bottles)
Appropriate footwear for trail conditions
Weather-appropriate clothing

Weight Requirements
These weight requirements apply to all events (5K, 10K, and Half Marathon):
Men: 20 lbs (9.1 kg)
Women: 10 lbs (4.5 kg)

Note: These are dry weights. Water, food, and additional gear do not count towards the weight requirement.

Weight Verification
Weight checks will be conducted at the start and finish of each event
For longer events (10K and Half Marathon), additional checks may be performed during the course
Participants must maintain the required weight throughout the entire event

Additional Notes
While GORUCK Ruck Plates are recommended, equivalent weights (e.g. weight vest pl
Event Date:
Friday January 1, 2027
Start Time:
10:00am CST
End Time:
9:30pm CST
Price:
$39.99 $29.99 Race Fee + $2.80 SignUp Fee
Registration:
Price increases to $39.99 after February 28, 2026 at 11:59pm CST

Pacer Registration

Event Dates:
Friday January 1, 2027 - Saturday January 2, 2027
Start Time:
10:00am CST
End Time:
7:00am CST
Price:
$29.99 Race Fee + $2.80 SignUp Fee
Registration:
Registration ends December 31, 2026 at 11:59pm CST

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