2018 Participants
| 6 Hour |
|---|
| Count | Name | Race | Gender | Age | State |
|---|
| 1 | Anthony Schwindt | 6 | M | 16 | IA |
| 2 | David Graham | 6 | M | 36 | IA |
| 3 | Debi Bull | 6 | F | 60 | IA |
| 4 | Laurel Zepp | 6 | F | 50 | IA |
| 5 | Lori McQuiston | 6 | F | 55 | IA |
| 6 | Saxon Hale | 6 | M | 18 | IA |
| 7 | Tony Morrison | 6 | M | 48 | IA |
| 8 | Verna Troutman | 6 | F | 75 | MO |
| 12 Hour |
|---|
| Count | Name | Race | Gender | Age | State |
|---|
| 1 | Annika Wulf | 12 | F | 46 | IA |
| 2 | Burch LaPrade | 12 | M | 47 | IA |
| 3 | Cesar Gradilla | 12 | M | 41 | IA |
| 4 | Chris Fitzgerald | 12 | M | 34 | IA |
| 5 | Dan Mattingly | 12 | M | 52 | IA |
| 6 | Dick Hogan | 12 | M | 72 | IA |
| 7 | Frank Bartocci | 12 | M | 71 | MN |
| 8 | Jim Bys | 12 | M | 62 | IA |
| 9 | Josh Jones | 12 | M | 42 | IA |
| 10 | Ron Watson | 12 | M | 51 | IA |
| 11 | Scott Little | 12 | M | 36 | IA |
| 12 | William Mcalpine | 12 | M | 44 | IA |
| 24 Hour |
|---|
| Count | Name | Race | Gender | Age | State |
|---|
| 1 | Angie Thomas | 24 | F | 45 | SD |
| 2 | Brad Dains | 24 | M | 38 | IA |
| 3 | Henry Rueden | 24 | M | 68 | WI |
| 4 | Jason Wulf | 24 | M | 46 | IA |
| 5 | Joshua Jorgensen | 24 | M | 39 | IA |
| 6 | Laura Bellman | 24 | F | 59 | MO |
| 7 | Matthew Marckmann | 24 | M | 45 | IA |
| 8 | Steve Felton | 24 | M | 60 | MN |
