Route 66 UltraRun

Course

Point-to-point along the longest unbroken stretch of Historic Route 66: the 140-mile runs Seligman to Topock66, the 100-mile starts at Peach Springs. All paved highway, descending from 5,258 ft at the start to 477 ft at the Colorado River, over Sitgreaves Pass at mile 111. Time stations at Peach Springs, Kingman and Oatman.

Key dates

• ✓
  Registration
  Closed
• ✓
  Entries closed
  Thu 1 Oct 2026
• ★
  Race day
  Sat 14 Nov 2026

About

A 140-mile ultramarathon (with a new 100-mile CenturyRun option in 2026) following the longest remaining unbroken stretch of Historic Route 66 from Seligman to Topock66, Arizona. The race celebrates the history of Route 66 and includes solo, relay team, and journey runner divisions with a 60-hour cutoff for the 140-mile race.

• 

  Pass Mountain Trail Runs

  Sat 14 Nov · Mesa, AZ · 50 Mile · 50K · 25K · 10K · 5K

  Second stop on the premier desert trail series in Arizona

  Save
• 

  Punisher Night Trail

  Sat 14 Nov · Mesa, AZ · 30K · 20K · 10K · 5K

  Desert night trail race at Usery Mountain Park

  Save
• 

  Fat Ox Endurance Runs

  Fri 20 Nov · Goodyear, AZ · 100 Mile · 100K · 50K

  Loops the Sonoran Desert at Estrella Mountain Park

  Save
• 

  Gilbert Half Marathon

  Sat 21 Nov · Gilbert, AZ · Half Marathon · 10K · 5K
  Save

A confirmed date shows its day; a provisional one shows only its month, because we won't claim a day we don't have. This page is rebuilt every night from the RunCalendar catalogue.