[4] After some years of independent operation, ACC joined the Colorado Community College System, comprising 13 institutions.

In January 2017, the college announced plans to construct a $40 million campus in the Meadows community of Castle Rock, Colorado.

The campus was planned to be a collaborative project between ACC, Colorado State University, and Douglas County School District.

[6] ACC enrolls over 21,000 credit and non-credit students yearly across its three campuses in the southern portion of the Greater Denver Metropolitan area.

[7] ACC is one of six community colleges with a Great Books Program[8] approved by the National Endowment for the Humanities and the Fund for the Improvement of Postsecondary Education.