Ryan Field is the name of a stadium in the central United States, located in Evanston, Illinois, a suburb north of Chicago near the campus of Northwestern University. Both the current and former stadiums's primary use is American football, and, aside from a brief construction period in 2024 and 2025, serve as the home field of the Northwestern Wildcat…Ryan Field is the name of a stadium in the central United States, located in Evanston, Illinois, a suburb north of Chicago near the campus of Northwestern University. Both the current and former stadiums's primary use is American football, and, aside from a brief construction period in 2024 and 2025, serve as the home field of the Northwestern Wildcats of the Big Ten Conference.