Miwok 100K

Join us for the Miwok 100K, one of the most beautiful and iconic trail ultramarathons in the world. Taking place on May 4, 2024, in Stinson Beach, CA, this race offers a challenging yet runnable course with breathtaking views of San Francisco, the Golden Gate Bridge, Mount Tamalpais, and more.

With a total elevation gain of 11,800 feet, the course features single-track trails, dirt roads, and a mile of paved road. Whether you're a seasoned ultrarunner or looking for a rewarding challenge, the Miwok 100K is perfect for you.

Our race is known for its excellent course marking and top-notch volunteers. We also provide professional medical support at all aid stations. As a participant, you'll receive a custom Miwok 100K finisher's medal and a sustainable stainless steel water bottle.

In addition to the individual 100K race, we offer three other options for participation. You can choose to join the Miwok 100K and receive an 18-week training plan from coach and Co-Race Director Magda Boulet. Alternatively, you can opt for the 18-week training plan only, which can be used for any race or personal fitness goals. Lastly, we have the Miwok 100K Relay, where teams of four can tackle the course together.

Please ensure you sign up for the correct event and reserve your spot early as the race fills up quickly. If the race is full, you will be placed on a waitlist, and your card will not be charged until you are offered a spot. Registered runners who drop prior to February 1 will receive a 40% refund.

Don't miss out on this incredible ultramarathon experience. Register now for the Miwok 100K and challenge yourself in the stunning landscapes of Stinson Beach.