The 2017–18 DePaul Blue Demons men's basketball team represented DePaul University during the 2017–18 NCAA Division I men's basketball season. They were led by third-year (sixth overall with DePaul) head coach Dave Leitao and played their home games at the new Wintrust Arena in Chicago, Illinois as members of the Big East Conference. They finished the season 11–20, 4–14 in Big East play to finish in a tie for ninth place. They lost in the first round of the Big East tournament to Marquette.