Online Atlas of Illinois for K-12 Classrooms
The Illinois Geographic Alliance, LLC (IGA) and Illinois State University recently created a free online atlas tailored for AP Human Geography classrooms. This interactive mapping catalog will actively engage students in a modernized way.
Explore the maps
Illinois Bicentennial Maps
Click on the links below to explore topical maps about 200 years of Illinois history.
Historical Boundaries of Illinois Counties
Illinois Population in the 1800s
Illinois Population in the 1900s
Illinois Population Change from 2000 to 2010
Comparison of 1800s Illinois Landcover to Today