Colorado National Monument is open 24 hours a day, seven days a week.
Visitor center: Memorial Day to Labor Day: Operating hours are from 8 a.m. until 6 p.m. The bookstore is operated here by the Colorado National Monument Association.
Labor Day to Memorial Day: Operating Hours are from 9 a.m. until 5 p.m.
The visitor center is closed on December 25.
Campground: Saddlehorn campground is open all year.