The 2018–19 Chicago State Cougars men's basketball team were led by first-year head coach Lance Irvin. Their home games were held on campus at the Emil and Patricia Jones Convocation Center. The Cougars are members of the Western Athletic Conference. They finished the season 3–29, 0–16 in WAC play to finish in last place. They lost in the quarterfinals of the WAC tournament to New Mexico State.