Runners Pack Chicago's Lakefront for Sold-Out Life Time Chicago Spring Half Marathon & 5K

New youth initiative powered by the Life Time Foundation brings Chicago students to the finish line—reinforcing Life Time's commitment to healthy communities CHICAGO, May 19, 2026 /PRNewswire/ -- Chicago's lakefront was transformed into a celebration of movement, community and spring this weekend as 9,500 runners from 47 states and 35 countries took part in the sold-out Life Time Chicago Spring Half Marathon & 5K, one of the city's signature spring running events. Now in its 17th year, the race—owned and produced by Life Time—brought together participants ages 2 to 79 across multiple distances, including the half marathon, 5K and youth events, all set against sweeping views of Lake Michigan and the Chicago skyline.