Cosumnes River College is a two-year community college located at the southern edge of Sacramento in Sacramento County, California.

The college is part of the Los Rios Community College District and was opened in 1970. Current enrollment is 13,500 students at its main campus. Folsom Lake College, a former satellite campus, attained independence in 2004.

Cosumnes River College is also home to The Connection, an award winning biweekly newspaper. An opinion zine, The Voice, is also published on campus.

The college is a namesake of the Cosumnes River which flows just a few miles to the south. The college offers learning alternatives to the traditional classroom, including online and interactive televised classes.