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Your complete Denmark 2025 marathon calendar. Find every marathon happening in Denmark in 2025 with comprehensive race details, registration information, and official results, including the Copenhagen Marathon (Copenhagen), Aabenraa Mountain Marathon (Aabenraa), and H.C. Andersen Marathon (Odense).
Each marathon listing includes a 2025 marathon guide including dates, locations, course details, weather conditions, and relevant links for registration and more information. We maintain the most current results database, publishing official results on race day, plus complete 2024 results for year-to-year comparison.
Copenhagen, Denmark
May 11, 2025
The Copenhagen Marathon takes runners on a flat, fast course through the heart of Denmark's capital, showcasing iconic neighborhoods and landmarks such as the Little Mermaid and Tivoli Gardens. With enthusiastic crowds, live entertainment, and flawless organization, this eco-friendly race offers a vibrant and inclusive atmosphere that makes it a memorable experience for runners of all levels.
Aabenraa, Denmark
June 21, 2025
The Aabenraa Mountain Marathon challenges runners with its star-shaped course, weaving through the scenic landscapes of South Denmark and featuring steep hills that defy the country's typically flat terrain. This sought-after event offers a vibrant atmosphere, with a variety of race distances and a supportive community, making it a memorable experience for both seasoned athletes and casual runners.
Odense, Denmark
September 28, 2025
The H.C. Andersen Marathon in Odense, Denmark, features a fast, flat course with a unique four-leaf clover layout that loops through the city center, offering runners a chance to pass iconic landmarks and feel the vibrant energy of cheering spectators. Known for its exceptional organization and the clean, crisp air of Odense, this marathon provides a captivating experience, culminating with a distinctive fairy tale medal that celebrates the city's literary heritage.