Embark on a road trip between Carbondale, Illinois, and Longmont, Colorado, and explore the top five destinations, including Mount Rushmore and Yellowstone National Park. See our picks here!

Planning a trip from Carbondale, Illinois, to Longmont, Colorado? Learn the cost and distance of each possible car route before hitting the road.

Learn about the different routes for your road trip from Carbondale, Illinois to Longmont, Colorado, including distance and travel time. Get recommendations for places to stop along the way.