2025 Marathons

Iowa 2025 Marathons

Your complete Iowa 2025 marathon calendar. Find every marathon happening in Iowa in 2025 with comprehensive race details, registration information, and official results, including the Des Moines St. Paddy’s Day Marathon (Des Moines), IronHorse Marathon (Riceville), and Moorehead Park Trail Mazathon (Ida Grove).

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.

Des Moines St. Paddy’s Day Marathon

Des Moines, Iowa

March 15, 2025

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The Des Moines St. Paddy’s Day Marathon takes runners on a festive journey through the city, featuring rolling hills and iconic landmarks like the state capitol and sculpture park, with early spring blooms adding a touch of natural beauty. Celebrating St. Patrick's Day, this event combines a vibrant atmosphere with a charitable cause, offering a memorable experience for both competitive runners and families, complete with themed decorations and unique finisher rewards.

Moorehead Park Trail Mazathon

Ida Grove, Iowa

August 2, 2025

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The Moorehead Park Trail Mazathon in Ida Grove, Iowa, challenges runners with its scenic 26.2-mile course featuring single-track dirt trails and mowed meadow paths, demanding both endurance and agility through a total climb of 3,000 feet. This marathon offers a unique blend of historical intrigue and natural beauty, as participants pass landmarks like old stagecoach trails and a one-room schoolhouse, all while enjoying robust race support and the self-reliance of carrying their own hydration gear.

Wabash Trace Nature Marathon

Shenandoah, Iowa

September 13, 2025

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The Wabash Trace Nature Trail Marathon invites runners on a scenic journey through Iowa's rolling hills and lush landscapes, featuring 63 original railroad bridges offering views of wetlands and limestone outcroppings. As a Boston Qualifier with a small, intimate field, this race combines the challenge of a fast course with the charm of rural Iowa, culminating in a festive finish in Shenandoah with local food, beer, and live music.