November 17 - 19, 2023

Fat Ox

14805 W. Vineyard Avenue

Buckeye, AZ 100 Mile, 100K, 50 Miler, 50K, 48hrs, 24hrs, 12hrs, 6hrs, USATF 24HR

This Event Took Place Sun. Nov 19, 2023

USATF 24-Hour Championship

We are excited to announce that the 2024 Fat Ox Endurance Runs will play host to the USATF 24-Hour Championship on November 23, 2024!

In order to be eligible for results in the USATF National Championship, awards & prize money you must be a current USATF member and a United States Citizen.

Prize money will be given out to the top 3 Men and Women athletes equally as follows:
1st - $1,200
2nd - $500
3rd - $300


The coolest of the fixed time series, the Fat Ox returns with a new venue at Estrella Mountain Regional Park for a 48-hour run fest! Participants choose between the 48, 24, 12, or 6 Hour, 100 miler, 100K, 50 miler, or 50K all on a 0.988178 mile certified loop! Run all day and night on this sidewalk path that winds around the turf area of Estrella Mountain Regional Park with the Estrella foothills as a backdrop.


The start / finish line will be located near Ramadas 8 & 9 on the East side of the Turf area at the Estrella Mountain Regional Park. The Aid Station tent will be easily accessible right on the course. The timing tent will be just North of the Aid Station with timing mats that you must cross each loop. You can setup your own pop-up tents, tables, chairs and aid right along the loop.

Camping will be an additional fee (details coming).

Course Video

Race Information

Anything else you may need to know is located on the Fat Ox website! Information on the website includes: course information, race day schedule, crew information, race perks, and more.

Race entries are non-refundable and non-transferable. For other options, please check out our Race Withdrawal Policy.

Event's current local time: 1:44 AM MT


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