2025 Marathons

Indiana 2025 Marathons

Your complete Indiana 2025 marathon calendar. Find every marathon happening in Indiana in 2025 with comprehensive race details, registration information, and official results, including the Carmel Marathon (Carmel), Back Your Badge Marathon (Plainfield), and Mill Race Marathon (Columbus).

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.

Carmel Marathon

Carmel, Indiana

April 19, 2025

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The Carmel Marathon features a scenic loop course with a mix of flat and gently rolling terrain, starting and finishing near the Palladium, offering runners picturesque views of Hamilton County and the vibrant Arts and Design District. Known for its Boston Marathon qualifying potential, this race provides an ideal blend of challenge and hospitality, complete with strategic aid stations, enthusiastic spectators, and engaging amenities like free parking and a lively beer garden.

Mill Race Marathon

Columbus, Indiana

September 27, 2025

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The Mill Race Marathon in Columbus, Indiana, features a predominantly flat course that winds through scenic People Trails and city parks, making it a prime choice for runners seeking a personal best or a Boston Marathon qualifying time. With its community-centric atmosphere, lively pockets of support, and a variety of race options, it offers a well-organized and memorable experience for both serious competitors and casual participants.

Indianapolis Monumental Marathon

Indianapolis, Indiana

November 8, 2025

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The Indianapolis Monumental Marathon offers a flat and fast course through the heart of the city, making it an excellent choice for runners chasing personal bests and Boston Marathon qualifying times. Held every November, this race not only showcases iconic landmarks like the Indiana State Capitol and Lucas Oil Stadium but also envelops participants in the vibrant community spirit and autumn beauty of Indianapolis.