Otter Creek Mountain Bike Race & Trail Run
About this race
Ride. Run. Celebrate the trails — North Dakota style.
Welcome to the Otter Creek Trail Festival, a two-day celebration of off-road adventure at Harmon Lake Recreation Area near Mandan, North Dakota.
Compete in the Otter Creek Trail Run or the Otter Creek Mountain Bike Race — then stick around for camping, food, and family fun at one of North Dakota’s most scenic outdoor venues.
🌟 Festival Overview 🌟
Date: June 12-13, 2026
Location: Harmon Lake, Mandan, ND
Events: Trail Run | Mountain Bike Race
Prizes: $4,200 total mtb race cash payout — equal for men and women
Host: 701 Cycle & Sport
The Otter Creek Trail Festival is a weekend designed for everyone — from first-time trail runners to expert mountain bikers chasing podium spots. Come for the race, stay for the community, and experience why Harmon Lake is North Dakota’s favorite summer trail destination.
The Otter Creek Mountain Bike Race & Trail Run brings an exciting Ultra, Half-Marathon to Mandan, North Dakota on June 11, 2022. Don't miss this beautiful event!
Pick your distance
Mountain biking
Expert Race Pace - 55 Miles
The 55 mile distance is going to start off with a lead in before dropping down and crossing the dam to begin the short lap that will include Tight & Twisty, Chutes & Ladders, and Fast & Flowy. Laps 2 & 3 will each include the Harmon Lake trail system in it's entirety. Each of these laps will take you through Tight & Twisty to Chutes & Ladders. Next you'll hit Fast and Flowy until you hop off onto the Epic Loop. From the back of the Epic Loop you get to slay the newest trail, Blue Sky Trail. You'll pop back out and conquer the remainder of the Epic Loop to then finish the last half of Fast and Flowy. After coming through the chute you get to enjoy the ride on the pavement down to the dam before you do it all over again!
Expert Party Pace - 55 Miles
The 55 mile distance is going to start off with a lead in before dropping down and crossing the dam to begin the short lap that will include Tight & Twisty, Chutes & Ladders, and Fast & Flowy. Laps 2 & 3 will each include the Harmon Lake trail system in it's entirety. Each of these laps will take you through Tight & Twisty to Chutes & Ladders. Next you'll hit Fast and Flowy until you hop off onto the Epic Loop. From the back of the Epic Loop you get to slay the newest trail, Blue Sky Trail. You'll pop back out and conquer the remainder of the Epic Loop to then finish the last half of Fast and Flowy. After coming through the chute you get to enjoy the ride on the pavement down to the dam before you do it all over again!
Sport Race Pace - 35 Miles
The 35 mile distance will start with the same lead-in and short lap that the 55 mile race begins with. After completion of the short lap, the 2nd lap will feature all of the trails Harmon Lake has to offer including the 2 newest trails! This distance will take you through Tight & Twisty to Chutes & Ladders. Next you'll hit Fast and Flowy until you hop off onto the Epic Loop. From the back of the Epic Loop you get to slay the newest trail, Blue Sky Trail. You'll pop back out and finish the remainder of the Epic Loop and the finish with the last half of Fast and Flowy with a sprint through the finish chute!
Sport Party Pace - 35 Miles
The 35 mile distance will start with the same lead-in and short lap that the 55 mile race begins with. After completion of the short lap, the 2nd lap will feature all of the trails Harmon Lake has to offer including the 2 newest trails! This distance will take you through Tight & Twisty to Chutes & Ladders. Next you'll hit Fast and Flowy until you hop off onto the Epic Loop. From the back of the Epic Loop you get to slay the newest trail, Blue Sky Trail. You'll pop back out and finish the remainder of the Epic Loop and the finish with the last half of Fast and Flowy with a sprint through the finish chute!
Beginner Race Pace - 13 Miles
The 13 mile distance will also start with a lead-in before dropping down to the dam and hitting the Otter Creek Trail Tight and Twisty, Chutes and Ladders, the Short Epic Loop where you will pass by the aid station at around mile 9 and finish out on Fast and Flowy.
Beginner Party Pace - 13 Miles
The 13 mile distance will also start with a lead-in before dropping down to the dam and hitting the Otter Creek Trail Tight and Twisty, Chutes and Ladders, the Short Epic Loop where you will pass by the aid station at around mile 9 and finish out on Fast and Flowy.
E-Bike Sport - 35 Miles
The 35 mile distance will start with the same lead-in and short lap that the 55 mile race begins with. After completion of the short lap, the 2nd lap will feature all of the trails Harmon Lake has to offer including the 2 newest trails! This distance will take you through Tight & Twisty to Chutes & Ladders. Next you'll hit Fast and Flowy until you hop off onto the Epic Loop. From the back of the Epic Loop you get to slay the newest trail, Blue Sky Trail. You'll pop back out and finish the remainder of the Epic Loop and the finish with the last half of Fast and Flowy with a sprint through the finish chute!
About Mandan
Otter Creek Mountain Bike Race & Trail Run takes place in Mandan, North Dakota, United States. The local timezone is America/North_Dakota/New_Salem.
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Race information has been sourced from the event's official website and other publicly available resources. For the most up-to-date details, please refer to the official website directly. If you notice any incorrect or missing information, don't hesitate to reach out to us by email.