| 13291 | 28 Jun 26 | 2026 Stissing Triathlon | triathlon | Pine Plains, NY |
| 13292 | 16 May 26 | 2026 Stillwater Run and Ride | triathlon | Columbus, MT |
| 13293 | 28 Mar 26 | 2026 Steamboat Challenge! | 5K/10K | Buffalo Gap, TX |
| 13294 | 24 May 26 | 2026 Stars and Stripes 5k/10k | 10K/5K | Henrico, VA |
| 13295 | 07 Jun 26 | 2026 Starlight Run | 5K | Portland, OR |
| 13296 | 02 Aug 26 | 2026 Stagecoach Gravel Triathlon | triathlon | Oak Creek, CO |
| 13297 | 14 Mar 26 | 2026 St. Patty's Leprechaun 5k/10k/1M | 10K/1M/5K | Fredericksburg, VA |
| 13298 | 08 Mar 26 | 2026 St. Patrick’s Day Sprint Triathlon | triathlon | Keller, TX |
| 13299 | 17 Mar 26 | 2026 St. Patrick's Port City 5k/10k | 10K/5K | Alexandria, VA |
| 13300 | 15 Mar 26 | 2026 St. Patrick's 5k/Half/Full | 13.1/26.2/5K | Washington, DC |
| 13301 | 21 Mar 26 | 2026 St. Pat's Boardwalk 10 Miler & 5K | triathlon | Atlantic, NJ |
| 13302 | 28 Jun 26 | 2026 St. Louis Triathlon | triathlon | St. Louis, MO |
| 13303 | 11 Apr 26 | 2026 St. George Triathlon | triathlon | St George, UT |
| 13304 | 07 Mar 26 | 2026 Sprint to Spring 5k | 5K | Purcellville, VA |
| 13305 | 25 Apr 26 | 2026 Spring Third Winchester Battlefield 5k/10k/Half | 10K/13.1/5K | Winchester, VA |