Race Calendar in Iowa, United States

Adel Sweet Corn Festival 5K Run/Walk

Adel, Iowa, United States

08 Aug, 2026 (Sat)

$37.00

Running

5K

Twin Lakes Triathlon

Manson, Iowa, United States

08 Aug, 2026 (Sat)

$20.00 - $90.00

Triathlon, Swimming

25.4K 13K Ultra

Ossian Fest 5K

Ossian, Iowa, United States

08 Aug, 2026 (Sat)

Free - $25.00

Running

5K 250 Foot Tot Trot (Ages 5 and Under) 250 Yard Kids Dash (Ages 6-12)

Atkins Watermelon Days 5k Walk/Run or 1-Mile Fun Run 2026

Atkins, Iowa, United States

08 Aug, 2026 (Sat)

$30.00

Running

5K 1.6K

YMCA of Washington County Triathlon

Washington, Iowa, United States

08 Aug, 2026 (Sat)

Wildcat XC 5K Fun Run

Janesville, Iowa, United States

08 Aug, 2026 (Sat)

$15.00 - $30.00

Running

5K 1.6K

Storm the Lake Sprint Triathlon - Duathlon - Open Water Swim

Storm Lake, Iowa, United States

15 Aug, 2026 (Sat)

RipRoar Youth Triathlon | Johnston, IA

Johnston, Iowa, United States

15 Aug, 2026 (Sat)

Ninja 5K, 10K, & 13.1M at Bettendorf, IA (33)

Bettendorf, Iowa, United States

15 Aug, 2026 (Sat)

$30.00 - $65.00

Running

5K 10K Half-Marathon

Rsm Color Run

Remsen, Iowa, United States

15 Aug, 2026 (Sat)

$25.00

Running

RSM Color Run

Timber Tri

Corning, Iowa, United States

22 Aug, 2026 (Sat)

$35.00

Running

5K

Percival Stampede 0.5K

Percival, Iowa, United States

22 Aug, 2026 (Sat)

$15.00

Running

0.5K