Results/Photos

Date: Sept. 27, 2026 Participant: Jiyoung Im #24102 Race: 2026 Boulderthon Half Marathon Distance: 13.1 miles

Fast Start Gives Way to a Patient Back Half Jiyoung Im finished the half marathon in 3:11:24, an average pace of 14:36 per mile. She opened with her quickest mile of the race, an 11:48 first mile, then eased through the middle miles as the pace lengthened, bottoming out at 16:34 for mile eight. From there she held a steadier rhythm through the closing miles, working back down to a 15:40 final mile. Her ninth and tenth miles carried her through the lululemon Power-Up Zone near mile 9.5, part of a half marathon course that runs out past Boulder Reservoir before finishing on the historic Pearl Street Mall in downtown Boulder a finish line sitting above 5,000 feet of elevation.