Diamondback 8 hour ultra
| Rank | Year | Name | Category | Result |
|---|---|---|---|---|
| 1 | 2025 | Brady McDonald | M 40-49 | 43.52 |
| 2 | 2025 | Mark Frehe | M 40-49 | 38.08 |
| 3 | 2025 | Sergej Bushko | M 40-49 | 38.08 |
| 4 | 2025 | Russell Herman | M 60-69 | 38.08 |
| 5 | 2025 | Kelly Duffy | F 40-49 | 38.08 |
| 6 | 2025 | Allyson Anderson | F 20-29 | 38.08 |
| 7 | 2025 | Janine Vance | F 30-39 | 38.08 |
| 8 | 2025 | Kristin Jeannin | F 40-49 | 38.08 |
| 9 | 2025 | Vee Martinez | F 30-39 | 32.64 |
| 10 | 2025 | Maria Andrews | F 60-69 | 32.64 |
| 11 | 2025 | Jason Wagnon | M 50-59 | 32.64 |
| 12 | 2025 | Jaimes Vaneziale | M 20-29 | 32.64 |
| 13 | 2025 | Michael Muller | M 20-29 | 32.64 |
| 14 | 2025 | Erica Sziagyi | F 60-69 | 32.64 |
| 15 | 2025 | Jerry Lepinske | M 50-59 | 27.2 |
| 16 | 2025 | Paul Tison | M 40-49 | 27.2 |
| 17 | 2025 | Jami Maxwell | F 50-59 | 27.2 |
| 18 | 2025 | Kathleen Lawrence | F 40-49 | 27.2 |
| 19 | 2025 | Julie Jacobs | F 40-49 | 27.2 |
| 20 | 2025 | Tara Tidwell | F 40-49 | 27.2 |
| 21 | 2025 | Tammy Swift | F 50-59 | 27.2 |
| 22 | 2025 | Tatjana Stojkovic | F 30-39 | 27.2 |
| 23 | 2025 | Robert Tischer | M 40-49 | 27.2 |
| 24 | 2025 | Monica Genovese | F 50-59 | 27.2 |