Results/Photos

Date: Sept. 27, 2026 Participant: Holden Allison #41347 Race: 2026 Boulderthon 5K Distance: 3.1 miles

Steady Progress Fuels Another Personal Best Holden Allison, 12, of Boulder, clocked 27:44 in the 2026 Boulderthon 5K, continuing a clear trend of improvement at this event down from 33:10 in 2024 and 28:10 in 2025. His pace picked up through the middle of the race before settling in for the final mile, a pattern that reflects strong overall execution. Splits show an opening mile of 9:21, a sharp drop to 7:49 for mile two his fastest mile of the day and a final mile of 9:17 to the finish. That middle-mile surge stands out as the highlight of his race. Finishing on the Pearl Street Mall in downtown Boulder, sitting over 5,000 feet in elevation, Holden can take pride in another year of measurable gains at this event.