Run Types

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Popular Distances

5k Runs
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Cycling
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Related sports

Aquabike
Duathlon
Triathlon

Related Sports

Triathlon
Duathlon
Swimrun
Aquabike

Swim types

Swimming
Paddle sports

Related sports

Aquabike
Swimrun

Winter sports

Nordic ice skating
Skiing

Other sports

Adventure race
Obstacle Race
Walking
Wheelchair

Race Discovery › Running › Marathon › United States › Iowa

Marathon races in Iowa, United States — 2026 running calendar

16 events found

Marathon Running United States Iowa

Sport

All running

Running Trail running

All cycling

Cycling Gravel biking Mountain biking

Multisports

Triathlon Duathlon Swimrun Aquabike

Water sports

Swimming Paddle sports

Winter sports

Nordic ice skating Skiing

Other sports

Walking Adventure race Obstacle race Wheelchair

Distance

5K 10K Half-Marathon Marathon Ultra

Race size

Finishers at the most recent edition with results.

Under 100 100 – 500 500 – 1,000 1,000 – 2,500 2,500 – 5,000 5,000 – 10,000 10,000 – 25,000 25,000+

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Race Discovery — The Ultimate Global Race Finder & Results Tracker

Sports

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Cycling
Triathlon
Swimming

Distances

5K
10K
Half-Marathon
Marathon
Ultra

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Marathon races in Iowa, United States — 2026 running calendar

IronHorse - Usatf Certified & Sanctioned

Cornbelt Running Club QCM Fall Marathon/Half Training Program

Cedar Rapids Marathon Weekend

Race Through Iowa 1M, 5K, 10K, 13.1, 26.2 – Now Only $20!

IronHorse - Usatf Certified & Sanctioned

Cornbelt Running Club QCM Fall Marathon/Half Training Program

Cedar Rapids Marathon Weekend

Race Through Iowa 1M, 5K, 10K, 13.1, 26.2 – Now Only $20!