Door County Half Marathon
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Event details
The Door County Half Marathon & Nicolet Bay 5k takes place on May 2, 2026, in Peninsula State Park, Fish Creek, Wisconsin. The half marathon is run on a closed, USATF-certified paved road course that starts and finishes near Nicolet Bay Beach and winds through park roads and wooded areas with lake views and hills. The event is capped at 2,000 participants. The Nicolet Bay 5k uses an out-and-back route along Shore Road to the Eagle Bluff Lighthouse and finishes at the same finish line as the half marathon.
- Half Marathon (21.1 km)
- Nicolet Bay 5k (5 km)
Additional information
Half marathon registration includes a long-sleeve tech race shirt, finisher’s medal, post-run beverage, free shuttles to and from the start/finish area, eight aid stations and full course support, and age-group awards. 5k registration includes a short-sleeve tech shirt, aid station support, awards for overall and masters divisions, age-group medals, and the post-race beverage and music at the finish area.
Packet pickup is available the day before at Baileys Harbor Town Hall and on race day at the race concourse near Nicolet Bay; parking in the park is limited. The event policy states that purchases are final and non-refundable; race-to-race transfers are allowed until April 20, and bib transfers to another person are permitted for a fee. Visit the organization's website for the most recent information.