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The Door County Half Marathon is a scenic, USATF-certified race held annually in Peninsula State Park, Wisconsin. The race is run on an entirely closed-course route with breathtaking views of Lake Michigan. Participants enjoy race perks like a high-quality race shirt, finisher’s medal, post-run celebrations, and free shuttle services. Whether you’re a seasoned runner or a first-timer, this event provides an unforgettable way to experience the natural beauty of Door County.