Registration opens for the 2027 Door County Half Marathon and 5K
Yahoo Sports • 1 min read • Latest: Sep 2, 2026, 10:07 AM
Last updated Sep 2, 2026

Registration opened September 1 for the 19th annual Door County Half Marathon and Nicolet Bay 5K. The race is scheduled for May 1, 2027, at Peninsula State Park. Organizers are capping participation at 2,000 runners for the half marathon and 800 for the 5K, anticipating the event will reach capacity for the first time in several years. Participants can secure early-bird discounts on entry fees through September 7 for the half marathon. The course runs along the Niagara Escarpment and through the park's natural landscapes. Following a post-COVID decline in participation, organizers report that entry numbers have increased by approximately 20% since 2022.
- •The 2027 race is scheduled for May 1 at Peninsula State Park.
- •Registration is capped at 2,000 runners for the half marathon and 800 for the 5K.
- •Early-bird registration for the half marathon is available through September 7.
- •The course features an entirely closed road route along the Niagara Escarpment.
- 10:07 AMYahoo Sports — Registration open with early rates for 2027 Door County Half Marathon
"Organizers expect the 2027 Door County Half Marathon and Nicolet Bay 5K to reach capacity. Registration opened Sept. 1 with early-bird discounts.
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