Searched 18 events from May 13, 2017 to May 10, 2025
| Name | Gender | From | Finish Count |
|---|---|---|---|
| Michael Shoolbraid | Male | Philadelphia, PA | 1 |
| Jordan Shrack | Female | Lawrence, KS | 1 |
| Bryan Shuman | Male | Laramie, WY | 2 |
| Jared Sickmann | Male | Fort Collins, CO | 1 |
| Krista Sidwell | Female | Fort Collins, CO | 1 |
| Stacey Siegel | Female | Fort Collins, CO | 2 |
| Regan Sikes | Female | Colorado Springs, CO | 1 |
| Benjamin Silberman | Male | Salt Lake City, UT | 1 |
| Matt Simmons | Male | Tucson, AZ | 1 |
| Amanda Simpson | Female | Golden, CO | 2 |
| Grace Sims | Female | Lakewood, CO | 1 |
| Greg Sims | Male | Windsor, CO | 1 |
| Cody Sinclair | Male | Sheridan, WY | 1 |
| Lisa Sinclair | Female | Fort Collins, CO | 1 |
| Jeremy Singer | Male | Denver, CO | 2 |
| Jaspreet Singh | Male | Usaf Academy, CO | 1 |
| Rachael Sisneros | Female | Laramie, WY | 1 |
| Paul Sizemore | Male | Fort Collins, CO | 1 |
| Gabe Slack | Male | Fort Collins, CO | 1 |
| Meghan Slattery | Female | Denver, CO | 1 |
| Steve Slauson | Male | Fort Collins, CO | 2 |
| Scott Slusher | Male | Fort Collins, CO | 3 |
| Kevin Small | Male | Bellvue, CO | 1 |
| Molly Small | Female | Denver, CO | 1 |
| Benjamin Smart | Male | Iowa City, IA | 1 |
| Karen Smidt | Female | Brighton, CO | 1 |
| Aaron Smith | Male | Longmont, CO | 2 |
| Alan Smith | Male | Estes Park, CO | 3 |
| Greg Smith | Male | Fort Collins, CO | 3 |
| James Smith | Male | Superior, CO | 1 |
| Kevin Smith | Male | Lafayette, CO | 2 |
| Mark Smith | Male | Fort Collins, CO | 1 |
| Randal Smith | Male | Laporte, CO | 2 |
| Ryan Smith | Male | Boulder, CO | 2 |
| Shannon Smith | Female | Fort Collins, CO | 1 |
| Matthew Solley | Male | Fort Collins, CO | 1 |
| Carl Solomon | Male | Boulder, CO | 5 |
| Blair Sonnen | Male | Park City, UT | 1 |
| Lynaia South | Female | Steamboat Springs, CO | 1 |
| Justin Spaeth | Male | Windsor, CO | 2 |
| Catharine Speights | Female | Ft. Collins, CO | 3 |
| Brenden Spetzler | Male | Broomfield, CO | 1 |
| Meghan Spieker | Female | Severance, CO | 5 |
| Anna Spiers | Female | Boulder, CO | 1 |
| Matt Spinner | Male | Fort Collins, CO | 1 |
| Sandra Spraker | Female | Wellington, CO | 1 |
| Chad Spring | Male | Littleton, CO | 1 |
| Kody Springsteen | Male | Fort Collins, CO | 1 |
| Nicole Stafford | Female | Fort Collins, CO | 1 |
| Nathaniel Stahlecker | Male | Denver, CO | 1 |