Results/Photos

Date: Sept. 27, 2026 Participant: Zachary Roberts #22636 Race: 2026 Boulderthon Half Marathon Distance: 13.1 miles

Steady Miles Add Up to a Strong Half Finish Zachary Roberts completed the 2026 Boulderthon Half Marathon in 2:04:17, an average pace of 9:29 per mile. Racing at Boulder's altitude of over 5,000 feet, he covered the field of 7,223 with disciplined pacing throughout, never straying far from his overall average across the 13.1 miles. His fastest full mile came at mile 5, clocked in 9:04, part of a strong middle stretch from miles 3 through 5 where he dipped under 9:30 each time. Pace eased slightly near mile 9, at approximately mile 9.5 where the lululemon Power-Up Zone sits along the half course, before he rallied with a 9:15 split in mile 11. He closed with consistency, finishing the final miles within seconds of his overall pace and capping the race on the Pearl Street Mall.