Marathon races in Iowa, United States — 2026 running calendar

Cedar Rapids Marathon Weekend

Cedar Rapids, Iowa, United States

07 Jun, 2026 (Sun)

$55.00 - $425.00

Running

Marathon Half-Marathon 10K 5K +1

Cornbelt Running Club QCM Fall Marathon/Half Training Program

Davenport, Iowa, United States

07 Jun, 2026 (Sun) – 25 Oct, 2026

$80.00

Running

Marathon

Mighty Mo Run

Sioux City, Iowa, United States

11 Sep, 2026 (Fri) – 13 Sep, 2026

$10.00 - $130.00

Running

5K 10K 1K Half-Marathon +2

Wabash Trace Running Festival

Shenandoah, Iowa, United States

12 Sep, 2026 (Sat)

Free - $80.00

Running

Marathon Half-Marathon 10K 5K +1

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

Des Moines, Iowa, United States

10 Oct, 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

17 Oct, 2026 (Sat)

$30.00 - $95.00

Running

5K 10K Half-Marathon Marathon

IMT Des Moines Marathon - Early Bird

Des Moines, Iowa, United States

18 Oct, 2026 (Sun)

Running

Marathon Half-Marathon 10K 5K +2

IMT Des Moines Marathon

Des Moines, Iowa, United States

18 Oct, 2026 (Sun)

Free - $450.00

Running

Marathon Half-Marathon 5K 1.6K +2

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

Bettendorf, Iowa, United States

31 Oct, 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

14 Nov, 2026 (Sat)

$30.00 - $95.00

Running

5K 10K Half-Marathon Marathon

Kewash Marathon, Half Marathon, 10K & 5K

Washington, Iowa, United States

24 Apr, 2027 (Sat)

$30.00 - $80.00

Running

Marathon Half-Marathon 10K 5K

IronHorse - USATF Certified & Sanctioned

Riceville, Iowa, United States

02 May, 2026 (Sat)

Running

Marathon Half-Marathon 10K 5K