| 91 | 20 Dec 25 | 2025 Atlanta Christmas 5K | 5K | Atlanta, GA |
| 92 | 11 Oct 25 | 2025 Atomic Sprint / Olympic Triathlons & Duathlon and Atomic Man Triathlon | triathlon | Lenoir, TN |
| 93 | 18 Oct 25 | 2025 Auggie's 5K Run & Walk | 5K | Wheeling, WV |
| 94 | 18 Oct 25 | 2025 Autumn Adventure 5k/10k | 10K/5K | Upper Marlboro, MD |
| 95 | 21 Sep 25 | 2025 Autumn Georgetown 5k/Half | 13.1/5K | Washington, DC |
| 96 | 16 Nov 25 | 2025 Autumn River Views 5k & 10k | 10K/5K | Potomac, MD |
| 97 | 07 Sep 25 | 2025 Back Bay Triathlon | triathlon | Snow Hill, MD |
| 98 | 24 Aug 25 | 2025 Back Mountain Triathlon | triathlon | Harveys Lake, PA |
| 99 | 14 Sep 25 | 2025 Ballwin Kids Triathlon . . | triathlon | Ballwin, MO |
| 100 | 04 Oct 25 | 2025 Baltimore Triathlon - Saturday Women & Youth | triathlon | Chase, MD |
| 101 | 06 Sep 25 | 2025 Barber Beast on the Bay | 10 Mile | Erie, PA |
| 102 | 15 Nov 25 | 2025 Barrel Oak Turkey Trot 3k/6k | 3k/6k | Delaplane, VA |
| 103 | 23 Aug 25 | 2025 Barron Lake Triathlon | triathlon | Niles, MI |
| 104 | 27 Sep 25 | 2025 Battle at Buckhorn Sprint Triathlon | triathlon | Sims, NC |
| 105 | 08 Nov 25 | 2025 Bayshore Fall Classic Olympic Triathlon | triathlon | Long Beach, CA |