Half Marathons in Iowa 2026 | Upcoming Races & Dates

There are 4 half marathons in Iowa scheduled for 2026. The next is the EMC DAM to DSM in Polk City on May 30. Iowa half marathons run primarily May through September.

EMC DAM to DSM

Sat, May 30 · Polk City, IA Polk City

Half MarathonVirtual DAM Half Marathon

From $70 Open Closing Soon

TRI Clear Lake 2026

Sat, Aug 29 · Clear Lake, IA Clear Lake

TRI Clear Lake Sprint Relay TeamTRI Clear Lake Triathlon SprintTRI Clear Lake Olympic Relay Team +2

From $50 Open

Black Hawk YMCA Triathlon

Sun, Sep 13 · Waterloo, IA Waterloo

Black Hawk YMCA TriathlonBlack Hawk YMCA Triathlon RelayBlack Hawk YMCA 500m Open Water Swim

From $20 Open

River’s Edge Trail Half Marathon

Sat, Sep 26 · Eldora, IA Eldora

Half Marathon-RunHalf Marathon-Walk

From $60 Open

Half Marathons in Iowa — 2026

EMC DAM to DSM

TRI Clear Lake 2026

Black Hawk YMCA Triathlon

River’s Edge Trail Half Marathon

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