Marathons in Iowa, United States
12 upcoming races are listed in Iowa, including 5 marathons, 10 half marathons and 3 ultras. The next is Gobbler 5K, 10K, 13.1M & 26.2M at Des Moines, IA on November 14, 2026.
May has the most races. Race pages link the official source where we have one. Confirm dates and prices with the organizer before you register.
12
Races listed
5
Marathons
May
Busiest month
25 May
Last updated
Around Iowa
This is the most detailed level of the directory. Widen the search to the surrounding region.
Common questions
When is the next race in Iowa?
Gobbler 5K, 10K, 13.1M & 26.2M at Des Moines, IA on November 14, 2026. The table above lists every upcoming race in date order.
Which months are busiest in Iowa?
May (5), November (3), April (2), counting every upcoming race listed in Iowa.
Which distances can I run in Iowa?
The listed races include 5 marathons, 10 half marathons, 3 ultras, 9 10Ks and 9 5Ks. Many events offer more than one distance on the same day.
How do I confirm a race’s details?
Open the race page and check its provenance ledger, which shows where each fact came from. Then confirm the date, price and entry rules with the organizer before you register or book travel.
Spotted something wrong on this page?
Dates and prices move · tell us and we check the organizer’s source