Otter Creek Mountain Bike Race & Trail Run
- Date
- June 12–13, 2026
- Location
- Harmon Lake, Mandan, ND
- Distance
- Expert Race - 55 Miles · Sport Race - 35 Miles · Beginner Race - 13 Miles & more
From the Organizer
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.
Events
Weather
Race-Day Forecast
Live forecast from the U.S. National Weather Service.
Race Day 1
Friday, 6/12
High
74°
Low
50°
Mostly sunny then slight chance showers and thunderstorms
Race Day 2
Saturday, 6/13
High
70°
Low
48°
Mostly sunny
Host City
About Mandan, ND
Population
24,293
as of 2023
Elevation
1,773 ft
Nearest Airport
BIS
Bismarck Municipal Airport · 9 mi
Time Zone
Central Time
From Endurance Grid
A mid-size host city. Enough lodging and amenities to keep race weekend easy, without big-city sprawl.
Race Location
Your Next Start Line
What Are You
Waiting For?
Every finish line starts with a single decision. Claim your spot at Otter Creek Mountain Bike Race & Trail Run, put it on the calendar, and turn “someday” into a start date.
4
Days to train
- Race
- Otter Creek Mountain Bike Race & Trail Run
- Date
- June 12–13, 2026
- Location
- Harmon Lake, Mandan, ND
Coming Up
More Mountain Bike races near Mandan, ND
Trail Kids Mountain Bike Camps
Youth
387 miles away
Trail Kids Mountain Bike Session 2
Youth
387 miles away
MAAH DAAH HEY 100 MTB RACE(S)
126 miles away
JACKPINE SAVAGE MOUNTAIN BIKE RACE brought to you by Spooner Health
434 miles away
From Endurance Grid
About This Sport
Endurance Grid is here to help you understand the sport, decide if it's the right fit, and learn how to prepare. For course distances, logistics, and race-day specifics, always defer to the race organizer's event page.
Mountain biking takes place on singletrack and natural terrain where reading the trail matters as much as fitness — cornering, braking, and instinct on dirt are skills that only come from time in the saddle.
Events range from beginner-friendly cross-country races to technical enduros, and the trail community is one of the most welcoming in endurance sport.
Mountain Bike
XC races, enduros, and fat bike events across U.S. trails. Technical, physical, and completely different from anything on pavement.
Frequently Asked Questions (FAQs)
- What is the Otter Creek Mountain Bike Race & Trail Run?
- Otter Creek Mountain Bike Race & Trail Run is a mountain bike race held in Mandan, North Dakota on June 12, 2026. It is one of the many endurance events listed on Endurance Grid, a multi-sport endurance event calendar covering running races, triathlons, HYROX, and more endurance sports across the United States. Find more mountain bike races near you or explore our sports guides to learn what race day actually feels like.
- When and where is the Otter Creek Mountain Bike Race & Trail Run?
- Friday, June 12, 2026 in Mandan, North Dakota at Harmon Lake, Mandan, ND. Check the event page for exact start times and wave schedules.
- How do I register for the Otter Creek Mountain Bike Race & Trail Run?
- Registration is handled through the event's registration page. Confirm pricing and distances there, and sign up.
Otter Creek Mountain Bike Race & Trail Run
Jun 12, 2026