| 5236 | 08 Aug 26 | Harrisonburg Youth TryAthlon | youth triathlon | Harrisonburg, VA |
| 5237 | 16 May 26 | Harry Williams All Comers Track Meet | track meet | Huntsville, AL |
| 5238 | 16 May 26 | HarryMan Triathlon | Half/Olympic Triathlon | Harriman State Park, NY |
| 5239 | 16 May 26 | HarryMan Triathlon | Triathlon | Stony Point, NY |
| 5240 | 11 Apr 26 | Hartford Track Club Quarter Marathon | 6.6M | West Hartford, CT |
| 5241 | 25 May 26 | Hartland Memorial Day Run | 5K | Hartland, MI |
| 5242 | 11 Jul 26 | Hartness Triathlon | Sprint Aquathon/Sprint Triathlon/Sprint Triathlon Relay | Greenville, SC |
| 5243 | 28 Mar 26 | Hartwell Bunny Hop 5K | 5K | Hartwell, GA |
| 5244 | 02 May 26 | Hartwell Dam Run | 4K | Hartwell, GA |
| 5245 | 01 Mar 26 | Harvard Lions Winter Fest 5K | 5K | Harvard, MA |
| 5246 | 06 Jun 26 | Harvard Milk Days | 5K/10K | Harvard, IL |
| 5247 | 31 May 26 | Harvest Moon Long Course Triathlon | half duathlon/half triathlon | Boulder, CO |
| 5248 | 07 Jun 26 | Harvest Triathlon | Olympic/Sprint Triathlon/Sprint Triathlon Relay | Wareham, MA |
| 5249 | 28 Feb 26 | Hashawha Hills 50K Trail Run | 50K | Westminster, MD |
| 5250 | 21 Mar 26 | HAT Run 50K | 50K | Havre de Grace, MD |