| 1846 | 19 Apr 26 | Spring Celebration 5k, 10k, 15k, Half Marathon | 5K/10K/15K | Long Beach, CA |
| 1847 | 09 May 26 | Spring Burke Lake 5K, 10K, & Half | 5K/10K/13.1M | Fairfax Station, VA |
| 1848 | 21 Mar 26 | Spring Break Run | 5K/10K | Springfield, IL |
| 1849 | 25 Apr 26 | Spring Bloom Adventure Race | 15H/4H adventure race | Fredericksburg, VA |
| 1850 | 01 Mar 26 | Spring Backyard Burn Trail Running Series - Wakefield Park | 5.5M/9.9M | Annandale, VA |
| 1851 | 12 Apr 26 | Spring Backyard Burn Trail Running Series - Pohick Bay | 5M | Lorton, VA |
| 1852 | 15 Mar 26 | Spring Backyard Burn Trail Running Series - Laurel Hill | 5M | Lorton, VA |
| 1853 | 19 Apr 26 | Spring Backyard Burn Trail Running Series - Lake Fairfax | 5M | Reston, VA |
| 1854 | 14 Jun 26 | Spreckles Lake 5K/SF Lightning Mile | 5K | San Francisco, CA |
| 1855 | 14 Jun 26 | Spreckles Lake 5K and Lightning Mile | 1M/5K | San Francisco, CA |
| 1856 | 23 May 26 | Spread Your Wings Adventure Race | 12H/3.5H adventure race/6H | Rocksprings, TX |
| 1857 | 19 Apr 26 | Spokane River Run | 5K/10K/25K/50K | Spokane, WA |
| 1858 | 30 May 26 | Splish Splash 5K Dash | 1K/5K | Eastland, TX |
| 1859 | 17 Jan 26 | Splashway Waterpark and Campground Resolution Run | 5K | Sheridan, TX |
| 1860 | 13 Jun 26 | Splash of Color 5K | 5K | Evansville, IN |