The 4 100K ultramarathons in Wisconsin, with each one's climb, cutoff and date. Every race links to its own page, where you can see how it fits the runner you are now.
| Race | Distance | Where | Date | Climb | Cutoff |
|---|---|---|---|---|---|
| MadCity Ultras | 100 KM | Madison, WI | Apr 10, 2027 | — | 13 h |
| Six Days In the Dome-WI | 100 KM | Milwaukee, WI | Jun 17, 2027 | — | 19 h |
| Badger Trail Races by Ten Junk Miles Racing | 100 KM | Belleville, WI | Jul 31, 2027 | 2,680 ft | 33 h |
| Midwest States 50 | 100 KM | Westboro, WI | Aug 28, 2027 | 4,782 ft | 28 h |