Fourth of July Trailhead (0 miles, 10,121 ft): 5:55 am
South Arapaho Peak (4 miles, 13,397 ft): 8:25-8:35 am (10 min break)
North Arapaho Peak (4.7 miles, 13,502 ft): 9:12-9:35 am (23 min break)
Fourth of July Trailhead (9.5 miles, 10,121 ft): 12:15 pm
Boulder (9.5 miles, 5,318 ft): 1:15 pm
Total car-to-car (includes ~30 min summit breaks): 6 hours 20 minutes