Javelina Jundred - 100 Mile - Course Data, Aid Stations and Cutoffs
- McDowell Mountain Regional Park, Arizona, USA
- 161 km
- 1,919 m D+
- 4 aid stations
Course profile
McDowell Mountain Regional Park, Arizona, USA
- Distance
- 161 km
- Elevation
- +1,919 m -1,919 m About 12 m of climb per km
Next edition Sat 31 Oct 2026 · 06:00
- Start
- Winner ~12h12 12h12 after the start
- Mid-pack finish UTMB Index 500 19h59 after the start
- Cutoff 30h after the start
Javelina Jundred - 100 Mile is a 161 km (about 100 miles) ultra-trail with around 1,919 m of elevation gain, starting in McDowell Mountain Regional Park, Arizona, USA. The overall cutoff is 30 hours. That is 12 m of climbing per kilometre.
The biggest climb between checkpoints gains around 430 m from Start - Javelina Jeadquarters (km 0) to Javelina Jeadquarters (end of loop 1) (km 35.9). Crew access is allowed at Javelina Jeadquarters (end of loop 1) (35.9 km), Javelina Jeadquarters (end of loop 2) (67.2 km), Javelina Jeadquarters (end of loop 3) (98.5 km) and Javelina Jeadquarters (start of loop 5) (129.8 km). Drop bags are available at Javelina Jeadquarters (end of loop 1), Javelina Jeadquarters (end of loop 2), Javelina Jeadquarters (end of loop 3) and Javelina Jeadquarters (start of loop 5).
Data is approximate and courses change between editions - always verify against the official race guide.
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Course math
Four numbers worked out from this course's distance, elevation and checkpoints.
TrailMath effort-km
190 effort-km
About 20 h for a mid-pack finisher (index 500). Not a pacing guarantee.
Distance + gain ÷ 100 + loss ÷ 200, beside ITRA's gain-only km-effort. Model TM1.0.
How TrailMath works →UTMB Index category
100M
180 km-effort (distance + gain ÷ 100). Calculated from the course figures, not an official classification.
Estimate your UTMB Index →Biggest climb section
+430 m
Javelina Jeadquarters → Javelina Jeadquarters (end of loop 1) · km 0–35.9
The largest gain between two checkpoints, not one continuous climb.
Biggest descent section
−430 m
Javelina Jeadquarters → Javelina Jeadquarters (end of loop 1) · km 0–35.9
The largest loss between two checkpoints. ITRA's km-effort ignores descent; TrailMath counts it: 190 km-effort.
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~3 weeks · peak ~5 h/week · 5 run + 1 strength days
For a 161 km race, aim for about 12 h/week at peak. Set your availability to 14 h/week in the app for the headroom to build there gradually.
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Aid stations and checkpoints
| Checkpoint | Km | Cumulative gain (m) | Cumulative loss (m) | Cutoff |
|---|---|---|---|---|
| Start - Javelina Jeadquarters Services not published | 0 | 0 | 0 | - |
| Javelina Jeadquarters (end of loop 1) Crew Drop bag | 35.9 | 430 | 430 | - |
| Javelina Jeadquarters (end of loop 2) Crew Drop bag | 67.2 | 800 | 800 | - |
| Javelina Jeadquarters (end of loop 3) Crew Drop bag | 98.5 | 1,170 | 1,170 | - |
| Javelina Jeadquarters (start of loop 5) Crew Drop bag | 129.8 | 1,550 | 1,550 | Sun 06:00 |
| Javelina Jeadquarters (Finish) Crew Drop bag | 161 | 1,919 | 1,919 | Sun 12:00 |
Data is approximate and courses change between editions - always verify against the official race guide. Source: official race guide, verified July 17, 2026 - Official race website
FAQ
How much elevation gain does Javelina Jundred - 100 Mile have?
Javelina Jundred - 100 Mile has around 1,919 m of cumulative elevation gain and 1,919 m of loss over 161 km.
What is the cutoff time for Javelina Jundred - 100 Mile?
The overall Javelina Jundred - 100 Mile cutoff is 30 hours, with intermediate time barriers at major checkpoints. Winning times are typically around 12 hours.
How long is Javelina Jundred - 100 Mile?
Javelina Jundred - 100 Mile covers approximately 161 km (about 100 miles), starting in McDowell Mountain Regional Park, Arizona, USA.
How many aid stations does Javelina Jundred - 100 Mile have and which allow crew?
The checkpoint table lists 4 major aid points between the start and the finish. Crew access is allowed at Javelina Jeadquarters (end of loop 1) (35.9 km), Javelina Jeadquarters (end of loop 2) (67.2 km), Javelina Jeadquarters (end of loop 3) (98.5 km) and Javelina Jeadquarters (start of loop 5) (129.8 km). Drop bags are available at Javelina Jeadquarters (end of loop 1), Javelina Jeadquarters (end of loop 2), Javelina Jeadquarters (end of loop 3) and Javelina Jeadquarters (start of loop 5).
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