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Last Herron Standing- Backyard Ultra logo

Last Herron Standing- Backyard Ultra

Sat, Aug 1, 2026, 7:00 AM MDT

Location
Kalispell, MT
2310 Foys Lake Rd, Kalispell, MT 59901, 59901
Type
TRAIL
Official registration

Sign up and verify details on the organizer’s official page.

At a glance

Double-check key details

A true test of endurance, this backyard ultra challenges solo runners and teams to complete a 4.167-mile loop every hour until only one remains.

  • Fun
  • Competitive
  • Quirky

Great for: casual, fun-first runners, runners who like a competitive edge

The Last Herron Standing- Backyard Ultra in Kalispell, MT, offers a unique endurance challenge. Solo runners tackle a 4.167-mile loop every hour until only one remains. Teams can also participate in a relay format, with options for competitive groups aiming for the fastest finish or "Fun Run" teams enjoying the experience together. This trail event is designed for those seeking a distinctive test of stamina and strategy.

What to expect

  • Experience a unique "last-person-standing" format.
  • Run a 4.167-mile trail loop each hour.
  • Participate solo or as part of a team relay.

Standout details

  • Backyard Ultra format
  • Last-person-standing challenge
  • Hourly 4.167-mile loop
  • Team relay options

Auto-drafted from the public listing — confirm details on the official event page before signing up.

Distances & registration

3 options

Registration for all distances is through the official signup link above.

  • 3K

    Sat, Aug 1, 7:00 AM MDT · From $11.60

    Opens Dec 19, 2025, 10:25 PM MST · Closes Aug 1, 2026, 6:00 AM MDT

  • 100 Miles

    Sat, Aug 1, 7:00 AM MDT · From $54.00

    Opens Dec 19, 2025, 10:25 PM MST · Closes Apr 25, 2026, 7:59 AM MDT

  • Last Herron Standing- Backyard ultra- Solo

    Sat, Aug 1, 7:00 AM MDT · From $107.00

    Opens Dec 19, 2025, 10:07 PM MST · Closes Apr 25, 2026, 7:59 PM MDT

Vibe Check

Push Potential

Distance only — terrain and weather data unavailable.

The course

  • Timed race
From the organizer

Solo : Last-person-standing endurance race 4.167-mile loop every hour until one runner remains$100 early / $125 late registration Team Relay : 2–4 people per team   or Teams may register as non-competitive and include any number of participants. These are considered “Fun Run” teams. Same rules; 24-hour max; fastest team wins if multiple finish$50 per person / $70 late registration

The race loop reveal is on the way

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