Upcoming Half Marathons in Wisconsin

Endurance Grid lists forty-nine half marathons in Wisconsin, from October 2026 to October 2027 across 26 cities.

49
Races
26
Cities
12
Sports

Running races in Wisconsin

Your next race is out there. Go find it.

All Wisconsin Running Races

Frequently Asked Questions

How many half marathons are in Wisconsin?
Endurance Grid's Race Calendar lists 49 upcoming half marathons in Wisconsin, in 26 cities, from October 2026 to October 2027.
How long is a half marathon?
A half marathon is a running race where athletes run 13.1 miles long (21.1 kilometers) for time.
Which Wisconsin cities host half marathons?
Half marathons in Wisconsin are held in Milwaukee, Oconomowoc, Nashotah, Waukesha, Glendale, Green Bay, Madison, Belgium, Blanchardville, and Cedarburg, plus 16 other cities.
What other race distances are available in Wisconsin?
Beyond half marathon, Wisconsin races cover a wide range of distances. Wisconsin also has 5Ks, 10Ks, and marathons for running races. Additionally, Endurance Grid's Race Calendar also covers other sports, with adventure, aquabike, road cycling, duathlon, mountain bike, obstacle course, rucking, running, swimming, trail running, triathlon, and ultra races of various distances.