Results/Photos

Date: Sept. 27, 2026 Participant: Nathanial Calvin #24399 Race: 2026 Boulderthon Half Marathon Distance: 13.1 miles

Strong Closing Miles Power a Steady Half Marathon Finish Nathanial Calvin covered the half marathon in 1:43:10, holding a tight band of 7:447:57 miles through the first six before easing to 8:21 pace across miles seven and eight. He rallied over the closing miles, running 11 through 13 in 7:31 average pace, his fastest stretch of the day, to close out the race. Racing at over 5,000 feet in Boulder, Calvin passed through the lululemon Power-Up Zone near mile 9.5 before finishing on the Pearl Street Mall in downtown Boulder.