Autumn Run Half Marathon, 10K, 5K, & Run Share facebook twitter Thu 1/1 Event Dates Sat 9/16 Sun 9/17 Mon 9/18 Tue 9/19 Wed 9/20 Thu 9/21 Fri 9/22 Sat 9/23 Event name Buena Vista, Colorado. in Buena Vista https://findarace.com/us/events/autumn-run-half-ma #5k, & run #run half marathon #buena vista #half marathon #book #fun #kids #race #races more info @ findarace.com