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Photo: Howie Stern / Aravaipa Running

Javelina Jundred 100K training plan: 2026 race guide

Fountain Hills, United StatesPrevious edition: 31 October 2026

Start trainingOfficial entry & details

Verified Fountain Hills 100K Trail Ultra 2026: date, location, official course signals, training timeline, tools, and race-week checks.

Updated and verified Oct 18, 2026

The race at a glance

The listed 31 October 2026 edition has passed. The next edition date is not yet verified here; confirm it before booking travel or following a dated training timeline.

Start time
07:00 local time at Four Peaks Staging Area, McDowell Mount…
Cutoff time
29 hours — 2026 published course.

Route and elevation

Published figures (2026 published course): 100 km, with an overall time limit of 29 hours. Use the 100K category: the organizer lists 62 miles, approximately 100 km, and 3,956 ft of climbing. The 30-hour limit and Western States qualifier belong to the 100-mile race.

  • Published distance: 100 km (2026 published course).
  • Follow the organizer’s elevation profile for the represented distance.
  • Course and cutoff figures apply to the 2026 published course; verify final maps and checkpoint rules.

Race guide

Race overview

Javelina Jundred 100K is listed for Fountain Hills, United States. The organizer lists 2026-10-31. Confirm your own distance or division schedule before booking travel.

Official event information was checked on 2026-10-18. Entry status at this check: Waitlist. Availability may change.

Final official-source checklist

Within race week, reopen the official event page and confirm date, venue, start procedure, entry status, course, rules, equipment, cutoffs and emergency guidance. Keep the current athlete guide available offline if the organiser provides one.

Further reading

Training plan and timing

The official date is not confirmed. Choose a plan that fits your current training and available time, then set the race date when the organiser confirms it.

The listed 31 October 2026 edition has passed. Confirm the next edition before starting a dated plan.

  1. StartDate pending
  2. Build26 weeks
  3. Taper3 weeks
  4. Race dayTo be confirmed

26-week plan option

Explore training plans

Need a printable plan? Download the 100K training plan PDF.

Race-day strategy

  • Hold effort steady on rises and let kilometre splits change.
  • Use descents to relax, not to force back every lost second.
Open race calculators and tools
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Ultra cutoff plannerFueling schedule plannerTraining start-date calculator100K training plan PDF

Race-week logistics

Use the current organiser guide for schedules, transport, cutoffs, equipment, and other time-sensitive instructions.

Current details to confirm: expo, bib pickup, transport, equipment rules, entry price.

Registration

Check official registration

Start logistics

Verified

07:00 local time at Four Peaks Staging Area, McDowell Mountain Regional Park (2026-10-31 edition). Recheck the final schedule.

Cutoffs

Verified

29 hours — 2026 published course.

Checkpoint cutoffs are separate; use the organizer’s current table for your edition.

Adaptive AI coach for iPhone

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Your adaptive AI coach builds around this finish line, follows the training you complete, and adjusts upcoming work around recovery, travel, missed sessions, and race week.

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FAQs

When is this race?

The organizer lists 2026-10-31. Confirm your own distance or division schedule before booking travel. Source checked 2026-10-18.

Where is this race?

The official event page lists Javelina Jundred 100K in Fountain Hills, Arizona, United States. Confirm the venue address and access instructions on the current event page.

How long should I train for this race?

Compare the 26 week plans with your current consistency, event-specific demands, recovery and available runway. Do not compress missed weeks if a standard start date has passed.

What should I verify before entering this race?

Check the current date, entry status, eligibility, course or venue layout, equipment, cutoffs, cancellation terms and travel demands on the official organiser page.

Is the course information for this race final?

No. The distance and current high-level course signals come from official organizer material. Use the latest map or GPX, athlete guide, elevation profile, aid plan and cutoff table for final decisions.

Can a calculator predict my race result?

No. Calculators organize assumptions. Weather, terrain, venue flow, transitions, nutrition, health, crowding and late-race fatigue can change the result.

How many weeks until this race?

The listed event starts 2026-10-31. Use the training start-date calculator for the current runway. If racing is already underway, follow your individual start schedule rather than starting a new build.

What are the race route, elevation and cutoff time?

Published figures (2026 published course): 100 km, with an overall time limit of 29 hours. Use the 100K category: the organizer lists 62 miles, approximately 100 km, and 3,956 ft of climbing. The 30-hour limit and Western States qualifier belong to the 100-mile race.

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Sources