Ozark Trail 100

DESCRIPTION

The Ozark Trail 100 Mile Endurance Run is a point-to-point 101 mile ultramarathon on the Ozark Trail through the Mark Twain National Forest in south central Missouri.  The race is mostly on single track trail with several water crossings and approximately 12,000 feet of elevation gain. The trail surface varies from smooth dirt trail to moderately technical trail with lots of leaves covering the trail.  The date for this event is Saturday, October 31st, 2026.

REGISTRATION

The registration fee is non-refundable.  Entries are non-transferable and may not be rolled to future years.  Please do not ask for refunds, transfers, or rolled entries (you will not receive a response to such requests).  Please do not ask for an exception to this policy.

General Information

Missouri weather in November can be unpredictable. The average high temperature for this time of year is around 63 degrees and the average low is around 44 degrees, but wide variances can occur (as high as mid to upper 70s and as low as upper 20s or lower 30s.  It is entirely possible to have rain, hail, sleet, snow, or ice this time of year. Be prepared for cold and possibly wet weather.  Please carry proper clothing with you and have additional clothing in drop bags.  Don’t be caught unprepared for inclement weather!  Sunrise on race weekend is about 7:30 am; sunset is about 6:00 pm.   Flashlights are essential during the nighttime.  They will also be necessary at the start of the race for the first hour or more.

Race results will be posted as soon as possible after the race on this website.  Please be patient to see the results posted on the website as it may be a few days before we are able to verify and post the final results.