100 kmTrail🇺🇸 Fountain Hills, United States

Javelina Jundred 100K

Saturday, 31 October 2026In 20 days · Start 07:00

Three laps of the Pemberton-trail washing-machine loops in the Arizona desert, run alongside the 100-miler on Halloween weekend.

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Facts checked 10 Oct 2026 against aravaiparunning.com.

Elevation gain

1,205 m

Mountain · ↓ 1,205 m

Highest point

758 m

above sea level

Temp at start

14°C

Peaks around 25°C

Entry fee

≈ $375

Open entry

Finishers

—

typical year

Course

Multiple laps

29h cut-off

Getting thereFly into PHX (Phoenix), about 40 km from the start

Course map

A detailed route is not available for this race yet. The marker shows the race location.

Elevation profile

Mountain: about 1,205 m of climbing and 1,205 m of descent. A detailed profile isn’t available for this race yet.

Race-day weather

At start

14°C

Peak during race

25°C

Humidity

30%

Chance of rain

Wind

9 km/h

Race day in past years

Historical averages for 31 October ±3 days, 2016–2025, from 07:00 for 5 hours (70 days sampled). Source: Open-Meteo / ERA5.

Course records

Men: 7:15:53 · Rajpaul Pannu (2023)
Women: 8:13:07 · Anna Louden (2023)

As of the 2025 season.

What time could you run here?Adjust your goal time for this course’s hills and typical race-day weather.Race time calculator →

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<a href="https://irun42.com/race/javelina-100k" title="Javelina Jundred 100K on iRun42"><img src="https://irun42.com/badge/javelina-100k.svg" width="300" height="120" alt="Javelina Jundred 100K: course, elevation and race-day weather on iRun42" /></a>