| 4816 | 31 May 26 | The 2026 Women's Whisper Pool Tri | triathlon | East Meadow, NY |
| 4817 | 31 May 26 | 2026 Silver Serpent Multisport Festival - Sunday Events | triathlon | Silver Lake, NY |
| 4818 | 31 May 26 | 2026 TriRidgefield Triathlon & Duathlon | triathlon | Ridgefield, CT |
| 4819 | 31 May 26 | east bay running festival 2026 | 5K/10K | EAST PROIVIDENCE, RI |
| 4820 | 31 May 26 | 2026 Capitol City Chase 5k/10k/Half | 10K/13.1/5K | Washington, DC |
| 4821 | 31 May 26 | Hometown Half Marathon | 1M/5K/10K/13.1M | Fayetteville, AR |
| 4822 | 31 May 26 | Great White Chase Half Marathon | 5K/10K/13.1M | Long Beach, CA |
| 4823 | 31 May 26 | Lighthouse 5K | 5K | Santa Margarita, CA |
| 4824 | 31 May 26 | Spartan Trail - Monterey | 10K/13.1M/26.2M | Salinas, CA |
| 4825 | 31 May 26 | Harvest Moon Long Course Triathlon | half duathlon/half triathlon | Boulder, CO |
| 4826 | 31 May 26 | Run the Vineyards - Jonathan Edwards 5K | 5K | North Stonington, CT |
| 4827 | 31 May 26 | TriRidgefield | Sprint Duathlon/Sprint Triathlon | Ridgefield, CT |
| 4828 | 31 May 26 | Capitol City Chase 5K, 10K, & Half | 5K/10K/13.1M | Washington, DC |
| 4829 | 31 May 26 | Fort De Soto Triathlon & Duathlon Series | Olympic/Sprint Duathlon/Sprint Triathlon | Saint Petersburg, FL |
| 4830 | 31 May 26 | Rabun Half Marathon | 13.1M | Sky Valley, GA |