Pulse Endurance Runs

Pulse Endurance Runs

Eagle, IDMarch 15, 2026

48HR24HR12HR6HR
UltraSignupUltraSignup

******The 2024 course will most likely be altered due to construction at Eagle Island to the addition of a campground and another pond. I won't be able to have the actual course out until mid February at the earliest. Stay tuned*** We've included the 6 Hour Relay back to Pulse Endurance Runs for 2025!! You were always looking for a timed race without pavement hurting your feet right? At the Pulse Endurance Runs, you can enjoy nature while running on a beautiful flat dirt trail 2 1/2 mile loop bordering the Boise River and Eagle Island pond. See the website for all course details. This is a great course to get your first ultra, anywhere from a 50K to 100 miles and beyond! The Race The Pulse Endurance Runs are a beautiful and flat fixed-time race held at Eagle Island State Park, 8 miles west of Boise, Idaho. Test yourself against the clock and some of the northwest's top timed event runners at Idaho's premier timed race on a flat, dirt trail. Set a goal and achieve it, running as many miles as you can in 48, 24, 12, or 6 hours. Or, sign up for the 100 mile fixed-distance option! We added the Relay back so bring your friends and run with up to 5 of your friends. Contact the RD if you're signing up for the Relay and have less than 5 runners and I will adjust the price accordingly. This must be done prior to registering. Come for fun, or come for speed....just bring your smiles! No refunds will be provided, including in the event of a cancellation outside of the organizers control. YOU MUST BE REGISTERED BY MARCH 3rd TO BE GUARANTEED FINISHERS SCHWAG

Please visit the official race website to confirm all details.