The Life Time Chicago Spring Half Marathon and 10k take place on May 21, 2023. The half marathon is the first event in the Chicagoland Half Marathon Series (the second half marathon in the series is the Life Time Chicago Half Marathon in the fall). The races welcome spring while taking runners through an intimate and urban course featuring Chicago’s famous landmarks. The races finish at the famous Maggie Daley Park in Downtown Chicago, where participants can celebrate spring rejuvenation with live music and a hot Chicago-style brunch.