Chicago Half Marathon 2024 May 2024 Registration. Complete both and earn some. Join us in chicago’s historic jackson park this fall as we close down lake shore drive to celebrate the 27th annual life time.

The waitlist is now closed, and final selections have been made. Sign up for the chicago half marathon series (the spring half and the chicago half) and experience the thrill of running in one the world’s most iconic cities, in two different seasons.