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Online registration for this Event is scheduled to be open through Sunday September 29th, 2024 - Midnight (USCT). To register for this event please complete the form and click the Continue button below.
Race Information
Race Name:Ozark Trail 100 Mile Endurance Run
State:Missouri, United States
Posted:November 2nd, 2023 3:33 pm
Last Update:November 2nd, 2023 4:05 pm
Race: Logo
Event Information
Name of Event:Ozark Trail 100 Mile Endurance Run
Date:Saturday October 26th, 2024
Start Time:6:00 am
Special Instructions:
Please note: There are no refunds, no transfer of entries, and no rolled entries to future years.

Also, please note that you should purchase a bus ticket to the starting line and any extra tickets to the pre-race dinner (1 dinner ticket for the runner will be included in the runner packet at packet pick-up) at the time you register for the run. In the event you decide after registering for the run that you would like to purchase a bus ticket and/or extra pre-race dinner ticket(s), you may do so at packet pick-up. Bus and pre-race dinner tickets will be $20 each at packet pick-up.
Minimum Age:18
Maximum Age:110
Event Registration Schedule
Opened:Wednesday November 15th, 2023Start of Day
Register by:Sunday June 30th, 2024Midnight $250.00
Register by:Saturday August 31st, 2024Midnight $325.00
Register by:Sunday September 29th, 2024Midnight $395.00
Unless otherwise noted... Registration Dates & Times are based upon: U.S. Central Daylight Saving Time
This race features 2 events. Please checkmark to verify your registration intentions for:
Ozark Trail 100 Mile Endurance Run 100.5 Miles
To choose a different registration, click its name below:
Ozark Trail 100 Mile Relay • 100.5 Miles 5 Member Relay
Step 1 of 2 - Participant Registration
First Name
Last Name
Address 1
Address 2
State / Province

Use 2 digit code for US and Canada
otherwise, leave blank.
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Country (only if outside of the U.S. and Canada)

Leave blank if address is within US or Canada.
Zip / Postal Code
Primary Phone Number

Required... please provide your primary number.
Other Phone

Optional... provide an alternate phone number.
Email Address

Participant's active Email Address... check for accuracy.
Participant's Date of Birth

Format: YYYY-MM-DD

Gender: M for Male, F for Female.
Apparel Description
Race shirts will be provided to pre-registered participants. You must register before September 29th to guarantee your size. If you register after September 29th, your shirt will be available immediately after the awards ceremony and will be your choice of whatever size shirts are still available.
Size Selection
Extra Official Race Shirt @ $20 each

Optional... would you like to reserve an extra official long-sleeve race shirt? If so, please select your extra shirt size. You might want to consider an extra shirt for your pacer, crew-mate, or family member (selection of an extra shirt costs $20).

Extra Pre-race Dinners at $15 each

Optional... enter the number of extra pre-race dinner tickets that you'd like to purchase (extra tickets are a great bargain priced at $15 each). Every race participant is issued one (1) with their paid registration. Pre-race dinner tickets will cost $20 at the door.

Bus Tickets to Our Start Line at $10 each

Optional... enter a number of bus tickets that you'd like to purchase (tickets are priced at $10.00 each). The bus ride will take you from Bass River Resort to our race starting line. Ozark Trail 100 Mile Endurance Run is a point -to- point course so you will need a ride to the start if you don't have a friend or crew to get you there. There is no parking allowed at the starting line after the race begins. Depending upon popular demand bus tickets may be available at packet pick-up, but at an additional cost of $20 each.

How many Ultras have you completed?

Required... please help with our logistics by entering the number of ultra races that you have successfully completed within the established time limits.

How many 100 Mile Ultras have you completed?

Required... please enter the number of 100 Mile ultra races that you have successfully completed within the time limits.

Your Anticipated Finish Time for our upcoming OT100?

Required... please provide an estimation of your finishing time for our upcoming Ozark Trail 100 Mile Endurance Run.

Emergency Contact Name
Emergency Contact Number

Required... please provide a contact name and phone number of someone who is not running in the race as information which we may use in the unlikely event of an emergency.

Medical Info

Optional... please describe any medical conditions, allergies, medications (that you're taking) of which we should be made aware.


I know that running an ultramarathon race is a potentially hazardous activity that could cause injury or death. I should not enter and run this event unless I am medically able and properly trained and, by my entering this event, I certify that I am medically able to perform this event, am in good health, and am properly trained. I agree to abide by any decision of a race official relative to any aspect of my participation in this event, including the right of any official to deny or suspend my participation for any reason whatsoever. I understand that this event is on the Ozark Trail, which is marker by fixed "OT" markers the entire distance of the trail and will have no additional temporary markers on the trail. I accept responsibility for my ability to follow the entire course relying solely on the fixed "OT" markers, maps of the trail, and descriptions of the trail. I understand that detailed maps and descriptions of this trail can be found on the Ozark Trail Association website: I assume all risks associated with running in this event, including but not limited to: falls, contact with other participants, contact with volunteers, contact with race equipment, the effects of the weather, including high heat and/or humidity and/or extreme cold and/or rain, sleet, hail, snow or ice, traffic and the conditions of the road and trail, encounters with wild or domestic animals, getting off the trail/making wrong turns/missing turns, and damage to or loss of drop bags and/or contents of drop bags and any other clothing or running gear, all such risks being known and appreciated by me. Having read this RELEASE OF LIABILITY and knowing these facts and in consideration of your accepting my entry, I, for myself and anyone entitled to act on my behalf, waive and release the race directors and volunteers, U.S. Forest Service, Bass River Resort, HAM radio operators, and any event sponsor, their representatives and successors, from any and all claims of negligence arising out of my participation in this event. I grant permission to race management to use any photographs, recordings, or other records of my participation in this event for any legitimate purpose. I understand that the race directors have the right to refuse any entry and that my registration fee for this event is non-refundable. I also understand that there are no rolled entries or transfer of entries allowed for this event.
 Agree to waiver by checking here.
By agreeing to this waiver you submit to the terms and conditions as set forth by this event and certify that you have provided true and accurate information as requested through this registration process.
Coupon Code
Do you have a coupon or promo code? If so, please include it here.

Confirm your responses above... then click Continue to advance to Step 2.
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