Browse all Indiana Half Marathons in 2025 by month and by city below. For each race, you’ll find the history of the half marathon and the course, the most recent year’s course maps, elevation profiles, runner reviews, pricing, and how to sign up.
We dedicate hours every month searching for races to include in the Indiana Half Marathons calendar. If you happen to see any half marathon not included, contact us at [email protected] to submit your race.
The OneAmerica Indy Mini Marathon is the most popular half marathon in Indiana with over 14,000 finishers for the mini marathon. The second most popular half marathon is the Indianapolis Monumental Half Marathon with 5,929 finishers in 2023.
The half marathons we recommend as the best Indiana half marathons for beginners are the:
Indianapolis Monumental Half Marathon: For its crowds, production quality, and easy course.
OneAmerica 500 Festival Mini-Marathon: Because of it’s iconic course at the Indianapolis Motor Speedway.
Carmel Half Marathon: Because it’s one of the flattest midwestern half marathon in one of the best small town suburbs in the United States.
September is the most popular month to run an Indiana half marathon.
Half Marathon Guide is the largest calendar and educational resource in the world for half marathon runners and enthusiasts with over 10,000,000 annual visitors.
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