Arizona Monster 300 champion
Won the 308.6-mile race in 82:49:45 and lowered the course record.
Source-checked athlete record · Updated Oct 12, 2026
Michael McKnight
Arizona Monster 300 course-record holder and 200-mile specialist
Michael McKnight is an American 200-mile specialist, 2023 Cocodona champion, and 2026 Arizona Monster 300 winner and course-record holder.
United StatesSmithfield, UtahM35–39
The record so far
Michael McKnight is an American ultrarunner based in Smithfield, Utah, whose strongest results have come in 200-mile-plus mountain races. His record includes victories at Cocodona, Moab, Bigfoot, and the Arizona Monster 300.
In 2019, McKnight became the first runner to win Tahoe 200, Bigfoot 200, and Moab 240 outright in one season. His combined time of 162:00:51 established a Triple Crown benchmark that stood until Kilian Korth won all three races in 2025 in a combined 156:30:20.
McKnight won the 2023 Cocodona 250 in 69:41:31. In 2026 he added the Arizona Monster 300 title, covering the 308.6-mile route in 82:49:45 to establish a new course record, before completing his fifth consecutive Cocodona later that spring. In September 2026 he finished 17th at the 330-kilometer Tor des Géants in 81:49:12.
Defining performances
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Cocodona 250 champion
Won the point-to-point Arizona race in 69:41:31.
Bigfoot and Moab champion
Returned to win Bigfoot 200 in 57:58:22 and Moab 240 in 55:49:58.
Triple Crown of 200s sweep
Won Tahoe, Bigfoot, and Moab outright in one season, finishing the series in a then-record 162:00:51.
Performance history
| Date | Event | Performance | Result | Source |
|---|---|---|---|---|
| Tor des Géants (TOR330)330 km mountain trail | 81:49:12 | 15th man · 17th overall | View ↗ | |
| Cocodona 250250-mile trail | 70:21:30 | 9th man · 13th overall | View ↗ | |
| Arizona Monster 300308.6-mile trail | 82:49:45 | Winner · Course record | View ↗ | |
| Coldwater Rumble60 km trail | 4:58:59 | 2nd overall | View ↗ | |
| Cocodona 250250-mile trail | 71:56:52 | 8th man · 9th overall | View ↗ | |
| Tahoe 200206-mile trail | 56:01:29 | 2nd overall | View ↗ | |
| Cocodona 250250-mile trail | 69:41:31 | Winner | View ↗ | |
| Cocodona 250250-mile trail | 65:39:16 | 2nd overall | View ↗ | |
| Moab 240238-mile trail | 55:49:58 | Winner | View ↗ | |
| Bigfoot 200206-mile trail | 57:58:22 | Winner | View ↗ |
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