| 811 | 11 Apr 26 | 33 Ultra | 1M/3.3M/10K/13.1M/26.2M/33M | Odell, NE |
| 812 | 23 Aug 26 | 370 Lakeside Triathlon 2026 | triathlon | Saint Peters, MO |
| 813 | 08 Aug 26 | 3H Trail Half Marathon & DHRT 50K | 13.1M/50K | King George, VA |
| 814 | 08 Aug 26 | 3H Trail Half Marathon + DHRT 50K | ['Half Marathon'/ '50K'/ 'Ultra'] | King George, VA |
| 815 | 08 Aug 26 | 3H Trail Half Marathon + DHRT 50K | ['Half Marathon'/ '50K'/ 'Ultra'] | King George, VA |
| 816 | 08 Aug 26 | 3H Trail Half Marathon + DHRT 50K | ['Half Marathon'/ '50K'/ 'Ultra'] | King George, VA |
| 817 | 08 Aug 26 | 3H Trail Half Marathon + DHRT 50K | ['Half Marathon'/ '50K'/ 'Ultra'] | King George, VA |
| 818 | 08 Aug 26 | 3H Trail Half Marathon + DHRT 50K | ['Half Marathon'/ '50K'/ 'Ultra'] | King George, VA |
| 819 | 08 Aug 26 | 3H Trail Half Marathon + DHRT 50K | ['Half Marathon'/ '50K'/ 'Ultra'] | King George, VA |
| 820 | 21 Mar 26 | 3rd Annual Gopher Tortoise Gallop 5K | 5K | West Palm Beach, FL |
| 821 | 11 Apr 26 | 3rd Annual Heels 4 Wheels 5K - 1M | 5K | Queen Creek, AZ |
| 822 | 16 May 26 | 3ROC's Pay-What-You-Want Adventure Race | 12H/6H adventure race | Pittsburgh, PA |
| 823 | 21 Mar 26 | 4 Leaf Clover 5K | 5K | East Moriches, NY |
| 824 | 01 Mar 26 | 4 Leaf Rover 4-Mile Run | 4M | Lawrence, MA |
| 825 | 21 Feb 26 | 4 Mile Hill Challenge | 2K/4M | Los Angeles, CA |