Iowa Half Marathons

Iowa Half Marathons by City • By Date

Each half marathon that takes place in Iowa is listed below, and when you click the link you’ll find info for each race — what the course is like and a map of the route, the elevation change, whether it’s fast and flat or hilly and challenging, how to sign up, and more.

You’ll also find contact info if you’re having problems with your registration or need to contact the race directors.

2021 calendar of Iowa half marathons

Cedar Falls

Sturgis Falls Half Marathon

Cedar Rapids

New Bo Run Half Marathon & 10K

Run Crandic Marathon, Half Marathon, 5K & 10K

Clear Lake

Seawall to Seawall Run Half Marathon & 5K

Council Bluffs

Council Bluffs Half Marathon, 5K Run/Walk & Fun Run

The Gambler Half Marathon & 5K


12:1 Run Half Marathon, 10K & 5K

Des Moines

Dam to Dam Half Marathon & 5K

Des Moines Marathon, Half Marathon, 5K & Relay

Drake Relays On-the-Roads Half Marathon


Triple D Winter Race Marathon, Half Marathon & Ultramarathon


O’Round the Loch Run Half Marathon


Restoration Run Half Marathon, 10K & 5K


Grinnell Games Half Marathon & 5K


Marathon to Marathon Races (Marathon, Half Marathon & Relay)


Marion Arts Festival Half Marathon & 5K

Mason City

On the Road for Education Marathon, Half Marathon, 10K & 5K


University of Okoboji Marathon, Half Marathon, Triathlon & 10K

Sioux City

Siouxland Lewis & Clark Marathon, Half Marathon & Relay

Storm Lake

Jump Right In & Run Half Marathon, Relay & 5K


Park to Park Half Marathon & 5K


Best Dam Run Half Marathon & 5K Run/Walk