EMC DAM to DSM

MAY
30
2026
A half marathon from the Saylorville Dam area into downtown Des Moines, held annually since 1980 with over 135,000 finishers. The event includes an in-person half marathon for ages 11 and up and a virtual half marathon option, finishing near Cowles Commons.
Sat 30 May 2026
Half Marathon

Always double-check with the organizer's website! This page may contain affiliate links.

EMC DAM to DSM : Polk City to Downtown Des Moines

EMC DAM to DSM is a half marathon event that traces a course from the Saylorville Dam area into downtown Des Moines. The event has been held since 1980 and, according to the event information, more than 135,000 runners have completed the course since its inception.

Runners start at the Saylorville Dam area near 8250 Horseshoe Road in Polk City, IA. After crossing the dam, athletes continue south through fields and rural areas of Polk County, traverse I-35 at the Morningstar bridge, pass through Northside neighborhoods, and run along the Des Moines River at Birdland Park. The course enters downtown Des Moines, crosses the Des Moines River and passes the World Food Prize Building before finishing near Cowles Commons across from the Des Moines Civic Center. The event page notes a post-race gathering at Cowles Commons.

The race offers an in-person half marathon event that is open to ages 11 and older, and a Virtual DAM Half Marathon option. Entry fees listed on the event page show a base price of $90 with a scheduled price increase after March 1, 2026; a City of Des Moines trail use fee of $1.00 is also listed. Visit the organization's website for the most recent information.

Half Marathon
Half Marathon
Virtual Dam Half Marathon