Home › Venues › Decatur Civic Center Decatur Civic Center Tickets Buy tickets for concerts at Decatur Civic Center in Decatur, IL. No Upcoming Events No upcoming events scheduled at Decatur Civic Center. Please contact us with any corrections. Hotels & Lodging Near Decatur Civic Center About the Venue Decatur Civic Center At-a-Glance Capacity 28,000Address1 Gary K Anderson PlazaDecatur, IL 62523United States Map & Directions Website www.decaturciviccenter.net/Advertisement