Coldwater Rumble
Goodyear, United States • 17 Jan 2026
Event overview
The Coldwater Rumble takes place on January 17, 2026 in Goodyear, Arizona. The event is organized by Aravaipa Running and is part of the Desert Runner Trail Series. Distances offered include:
- 100 Miler
- 100K
- 60K
- 40K
- 10 Miler
- 5 Miler
Registration closes on Mon, Jan 12.
Course and logistics
The race uses trails around the foothills of the Sierra Estrella mountain range and is based at the Estrella Mountain Competitive Track in Estrella Mountain Regional Park. Average weather for Goodyear at this time of year has highs in the mid 60s F and lows in the low 40s F. The event is cupless; reusable UltrAspire cups will be available at registration and on race day, or participants may bring their own. All finishers receive a finisher award, and finishers earn points in the Desert Runner Trail Series. The 100 mile distance awards buckles to finishers. The organizer lists volunteer roles and notes volunteer perks such as Aravaipa merchandise, race goods, and race credits. Visit the organization's website for the most recent information.