calendar_today 20 Nov, 2026 – 22 Nov, 2026
directions_run Running
language Official Website
sell $115.00 – $305.00
We are excited to announce that the 2026 Fat Ox Endurance Runs will play host to the USATF 24-Hour Championship on November 21, 2026! 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).
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 .
Nov 20, 2026
Distance — 12 Hours
Type — Running
08:00
$155.00
Nov 20, 2026
Distance — 24 Hours
Type — Running
08:00
$225.00
Nov 20, 2026
Distance — 48 Hours
Type — Running
08:00
$305.00
Nov 20, 2026
Distance — 6 Hours
Type — Running
08:00
$115.00
Nov 20, 2026
Distance — 160.9K
Type — Running
09:00
$245.00
Nov 21, 2026
Distance — 24 Hours
Type — Running
08:00
$225.00
Nov 21, 2026
Distance — 100K
Type — Running
08:30
$175.00
Nov 21, 2026
Distance — 50K
Type — Running
09:30
$130.00
These values represent the 3-year monthly averages for November in Buckeye.
Learn more about the host city, Buckeye.
Buckeye is a city west of Phoenix.
Read more launchTours and activities near Buckeye, powered by Viator.
Watch highlights and course previews from previous years.
All-time top performances and historical records for Fat Ox.
| Place | Name | Year | Time | |
|---|---|---|---|---|
| 🥇 | Hayden Burdge | '25 | 18:24:15 | |
| 🥈 | Shad Mika | '23 | 18:25:03 | |
| 🥉 | Felix Predescu | '24 | 22:36:33 | |
| 4 | Andrew Miklich | '23 | 22:48:03 | |
| 5 | Sung Ho Choi | '23 | 22:48:03 | |
| 6 | Robert Mello | '22 | 23:11:23 | |
| 7 | Tyler Nash | '22 | 23:11:30 | |
| 8 | Zeke Zatyko | '23 | 23:17:19 | |
| 9 | Andrew Varadin | '24 | 23:43:05 | |
| 10 | Manuel Romero | '25 | 24:06:12 |
Read what other athletes have to say about their experience at the Fat Ox.
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