The Greater St. Louis Marathon will be held on Saturday, April 11, and will affect traffic and parking for the SLU community. The Laclede Garage and Loyola parking lot will be inaccessible from 7 a.m. to 1 p.m. During this time, the eastbound lane of Laclede Avenue from Compton Avenue to Vandeventer Avenue will also be closed./-img/-newsfeeds/newsfeed-slu.svg04/01/2026St. Louis Marathon