Core4 is Iowa City’s premier cycling experience: a celebration of community, opportunity, recreation, and engagement. The courses route through champagne gravel, the best b roads, amazing urban experiences, and super fast single track.

• 100 mile solo or team
• 60 mile solo or team
• 40 mile solo or team.

New routes. New experience. New deadlines. You can have it all. All the surfaces. All of core4.