As of fall 2013, Champaign-Urbana has two, maybe more small community libraries. Check them out!
People's Public Library, corner of Anderson and Green Streets, Urbana. Documented in the News Gazette: http://www.news-gazette.com/news/local/2013-07-08/no-library-card-required.html
Robert Drive Little Free Library, on Hessel Blvd just west of Elm, Champaign. Documented in the founders' blog: http://robertdrivelittlefreelibrary.tumblr.com/