Fountain Hills, AZ
A fast and friendly 100-miler through the Sonoran Desert on looped trails around McDowell Mountain. Perfect for first-time 100-miler runners. Known for a festive atmosphere and fast times.
| Name | Mile | Elevation | Crew Access | Drop Bag | Cutoff |
|---|---|---|---|---|---|
| Jackass Junction (loop start) | 0 | 1,800 ft | Yes | Yes | — |
| Rattlesnake | 6 | 2,200 ft | No | No | — |
| Coyote Camp | 13.5 | 2,600 ft | No | No | — |
| Jackass Junction (lap 1) | 20 | 1,800 ft | Yes | Yes | — |
| Segment | Miles | Terrain | Difficulty | Notes |
|---|---|---|---|---|
| Each 20-mile loop | 0–20 | rolling | moderate | 5 loops. Desert terrain, warm temps. Night loops are magical. |
View the full interactive elevation profile, 3D course flyover, and race strategy tools on HARDN.