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Iowa Half Marathon Calendar

Browse all Iowa Half Marathons in 2025 and 2026 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 Iowa Half Marathons calendar. If you happen to see any half marathon not included, contact us at [email protected] to submit your race.

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July 16, 2025
1-100 runners
Clinton, Iowa
July 19, 2025
1-100 runners
Okoboji, Iowa
August 2, 2025
100-500 runners
Riceville, Iowa
August 9, 2025
100-500 runners
Dubuque, Iowa
Alzheimer's 5K & Half Marathon Logo
August 16, 2025
100-500 runners
Dubuque, Iowa
August 30, 2025
1-100 runners
Storm Lake, Iowa
August 31, 2025
100-500 runners
Cedar Rapids, Iowa
September 7, 2025
1-100 runners
Clinton, Iowa
September 13, 2025
1-100 runners
Dubuque, Iowa
September 13, 2025
1-100 runners
Shenandoah, Iowa
September 14, 2025
500-1000 runners
Sioux, Iowa
September 21, 2025
500-1000 runners
Harpers Ferry, Iowa
September 21, 2025
500-1000 runners
Des Moines, Iowa
September 21, 2025
1-100 runners
Des Moines, Iowa
September 27, 2025
1-100 runners
Waverly, Iowa
September 27, 2025
1-100 runners
Eldora, Iowa
October 4, 2025
1-100 runners
Sioux Center, Iowa
Spooky Sprint 1 Mile 5K 10K 1/2 Marathon Kids Dash
October 4, 2025
1-100 runners
Des Moines, Iowa
October 5, 2025
100-500 runners
Solon, Iowa
October 11, 2025
1-100 runners
Cedar Rapids, Iowa

Running in Iowa

FAQ

What are the most popular Iowa half marathons?

The IMT Des Moines Half Marathon is the most popular half marathon in Iowa with 2,547 finishers in 2023.

What are the best Iowa half marathons for beginners in 2025?

The races we recommend as the best Iowa half marathons for beginners are:
The IMT Des Moines Half Marathon: For it’s mass amount of runners, with exceptional race quality, and a pretty course. The IMT Des Moines Half Marathon also offers the I-35 Challenge – the opportunity to complete the Garmin Kansas City Half Marathon and IMT Des Moines Half Marathon in the same weekend.
Drake Road Races: For it’s fast course finishing on the iconic Blue Oval, the track at Drake University campus.
DAM to DSM: As it’s been described as a “13 Mile Long Party” with an easy, beautiful course.

Which months can I run a half marathon in Iowa?

You can run a half marathon in Iowa in April, May, June, July, August, September, October, November, and December.

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