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Fat Ox

Name: Fat Ox
Start: 2025-11-21
End: 2025-11-23
Location: Buckeye

Buckeye, United States • 21-23 Nov 2025

The Fat Ox Endurance Runs, taking place from November 21-23, 2025, at Estrella Mountain Regional Park in Goodyear, AZ, offers a variety of ultra-distance events including 48-hour, 24-hour, 12-hour, 6-hour, 100-mile, 100K, 50-mile, and 50K races. Participants will run on a certified 0.988-mile loop, providing a unique opportunity to challenge personal limits in a supportive environment. The event also hosts the USATF 24-Hour Championship, featuring a prize purse for top finishers. With well-stocked aid stations and a festive atmosphere, Fat Ox is designed for both seasoned ultra-runners and newcomers alike. Visit the organization's website for the most recent information.

United States Arizona Buckeye

Race information

Website Registration

48 hr

48hrs

24 hr

24hrs

100 mi

100 Mile

12 hr

12hrs

100 km

100k

50 mi

50 Miler

6 hr

6hrs

50 km

50k

Visit the organization's website for the most recent information.

Trail runs nearby

Saturday Mar 8

Mesquite Canyon

Waddell - 16 mi from Buckeye

...

The Mesquite Canyon Trail Runs, scheduled for March 8, 2025, at White Tank Mountain Regional Park in Waddell, AZ, offers a variety of challenging distances including a 50 Mile, 50K, 30K, Half Marathon, 8K, and a Kid's Fun Run. Participants will navigate rugged trails featuring steep climbs, thrillin..

Saturday May 31

Hotfoot Hamster

Backyard Ultra

The Hotfoot Hamster is an endurance running event taking place at the historic Nardini Manor in Buckeye, Arizona. Participants can challenge themselves in 6-hour, 12-hour, or 24-hour races on a USATF certified 500-meter gravel track. This unique course, designed specifically for ultra runners, offer..

Saturday Jun 14

Hypnosis Night Runs

Goodyear - 13 mi from Buckeye

...

The Hypnosis Night Runs is an exciting trail running event taking place at Estrella Mountain Regional Park in Goodyear, AZ, as part of the Insomniac Night Trail Run Series. Participants can choose from various distances, including 6K, 15K, 22K, 36K, and 52K, allowing runners of all levels to join in..

Saturday Aug 9

Aravaipa Running - Vertigo Night Runs

Waddell - 16 mi from Buckeye

...

The Vertigo Night Runs, hosted by Aravaipa Running, take place at White Tank Mountain Regional Park in Waddell, AZ. This event features a variety of distances including 6K, 10K, 20K, 31K, and 52K, catering to both novice and experienced trail runners. As part of the Insomniac Night Trail Run Series,..

Saturday Aug 23

Jackrabbit Jubilee

Buckeye

Backyard Ultra

6 hr

12 hr

The Jackrabbit Jubilee is a unique running event taking place at Nardini Manor in Buckeye, Arizona. This fixed-time night race offers participants the choice of competing in either a 12-hour or 6-hour format on a USATF certified 500-meter loop course. The flat, crushed gravel path is designed for a..

Sunday Jan 4

Xterra White Tanks Trail Run

Waddell - 16 mi from Buckeye

5 km

8 km

20 km

The XTERRA White Tanks Trail Run is an exciting off-road running event scheduled for January 4, 2026, at White Tank Regional Park in Arizona. This event is part of the XTERRA Arizona Trail Run Series and features multiple race distances, including a 20K, 8K, and 5K trail run, catering to various ski..