Marathon races in Iowa, United States — 2026 running calendar

Mighty Mo Run

Sioux City, Iowa, United States

Sep 11, 2026 (Fri) – Sep 13, 2026

$10.00 - $140.00

Running

5K 10K 1K Half-Marathon +2

Wabash Trace Running Festival

Shenandoah, Iowa, United States

Sep 12, 2026 (Sat)

Free - $95.00

Running

Marathon Half-Marathon 10K 5K +1

Haunted 5K, 10K, 13.1M & 26.2M at Des Moines, IA (41)

Des Moines, Iowa, United States

Oct 10, 2026 (Sat)

$30.00 - $95.00

Running

5K 10K Half-Marathon Marathon

Haunted 5K, 10K, 13.1M & 26.2M at Bettendorf, IA (42)

Bettendorf, Iowa, United States

Oct 17, 2026 (Sat)

$30.00 - $95.00

Running

5K 10K Half-Marathon Marathon

IMT Des Moines Marathon

Des Moines, Iowa, United States

Oct 18, 2026 (Sun)

Free - $450.00

Running

Marathon Half-Marathon 5K 1.6K +2

IMT Des Moines Marathon - Early Bird

Des Moines, Iowa, United States

Oct 18, 2026 (Sun)

Running

Marathon Half-Marathon 10K 5K +2

Medal Madness 5K, 10K, 13.1M & 26.2M at Bettendorf, IA (44)

Bettendorf, Iowa, United States

Oct 31, 2026 (Sat)

$30.00 - $95.00

Running

5K 10K Half-Marathon Marathon

Gobbler 5K, 10K, 13.1M & 26.2M at Des Moines, IA (46)

Des Moines, Iowa, United States

Nov 14, 2026 (Sat)

$30.00 - $95.00

Running

5K 10K Half-Marathon Marathon

Lewis & Clark Marathon, 1/2 Marathon, 5k and 1-Mile Fun Run

Council Bluffs, Iowa, United States

Apr 24, 2027 (Sat)

$29.00 - $99.00

Running

Marathon Half-Marathon 5K 1.6K

Kewash Marathon, Half Marathon, 10K & 5K

Washington, Iowa, United States

Apr 24, 2027 (Sat)

$30.00 - $80.00

Running

Marathon Half-Marathon 10K 5K

Cedar Rapids Marathon Weekend - Early Bird

Cedar Rapids, Iowa, United States

Apr 25, 2027 (Sun)

Free - $300.00

Running

Marathon Half-Marathon 10K 5K +2

Cedar Rapids Marathon Weekend

Cedar Rapids, Iowa, United States

Jun 7, 2026 (Sun)

Running

Marathon Half-Marathon 10K 5K +1