Javelina Jundred 100 Mile & 100K
Trail Running covering 31 km to 160.9 km with up to 2,400 m D+ in Fountain Hills (Arizona, United States)
Javelina Jundred 100 Mile & 100K is an endurance sporting event in Fountain Hills, Arizona, US focused on Trail Running. Key features include City Run, Night Run, Mountain, High Altitude.
The race program comprises 3 competitions, including 100 Mile Trail Ultra (160.93 km, +2,400 m D+), 100K Trail Ultra (100 km, +1,500 m D+), and 31K Night Trail Run (31 km, +480 m D+). The exact date for the next edition is currently open and will be announced by the organizer. Official race regulations, course details, and registration information are provided on the organizer's website (aravaiparunning.com).

Event characteristics
Races & distances (3)
| Competition | Discipline | Distance | Elevation gain | Altitude range | Course type | Course & profile |
|---|---|---|---|---|---|---|
| 100 Mile Trail Ultra | Trail Running | 160.93 km | +2,400 m | 1,150 m - 2,158 m | Loop course | Route & profile |
| 100K Trail Ultra | Trail Running | 100 km | +1,500 m | 1,153 m - 1,783 m | Loop course | Route & profile |
| 31K Night Trail Run | Trail Running | 31 km | +480 m | 1,156 m - 1,358 m | Loop course | Route & profile |
Course route & map
Elevation profile & course telemetry
Altitude from 1,150 m to 2,158 m above sea level (+2,400 m D+, -2,400 m D-)
Elevation profile & course telemetry
Altitude from 1,153 m to 1,783 m above sea level (+1,500 m D+, -1,500 m D-)
Elevation profile & course telemetry
Altitude from 1,156 m to 1,358 m above sea level (+480 m D+, -480 m D-)
Frequently asked questions (FAQ)
When and where does Javelina Jundred 100 Mile & 100K take place?
Javelina Jundred 100 Mile & 100K takes place in Fountain Hills, Arizona, US (start area at coordinates 33.6869° N, 111.7145° W). The exact date for the next edition is currently open and will be announced by the organizer.
What races and distances are offered at Javelina Jundred 100 Mile & 100K?
The race program comprises 3 competitions, including 100 Mile Trail Ultra (160.93 km, +2,400 m D+), 100K Trail Ultra (100 km, +1,500 m D+), and 31K Night Trail Run (31 km, +480 m D+). The competitions belong to Trail Running.
What is the course layout and elevation profile for Javelina Jundred 100 Mile & 100K?
The main competition (100 Mile Trail Ultra over 160.93 km) is designed as a loop course featuring +2,400 m of elevation gain and -2,400 m of elevation loss, ranging between 1,150 m and 2,158 m above sea level. An interactive course map with route visualization, elevation profile, and GPX export is available in the course section on this page.
Where can I find registration and official race rules for Javelina Jundred 100 Mile & 100K?
Official race regulations, course details, and registration information are provided on the organizer's website (aravaiparunning.com).