WHERE GRAVEL REACHES ITS ULTIMATE EXPRESSION!

Core4 has established itself as one of the most prominent events in the United States, achieving high standards of participation and organization. Located in the stunning surroundings of Iowa City, this event captures the essence of the region with a truly unique gravel experience.

From the very start, you’ll dive into the finest gravel and the iconic B-roads of the Midwest, traversing some of Iowa’s most emblematic areas. Every section is designed for you to enjoy to the fullest while sharing the paths with fellow gravel enthusiasts like yourself. Here, the community is the true core of Core4.