The 2020–21 Texas State Bobcats men's basketball team represented Texas State University in the 2020–21 NCAA Division I men's basketball season. The Bobcats, led by first-year interim head coach Terrence Johnson, played their home games at Strahan Arena in San Marcos, Texas as members of the Sun Belt Conference. With the creation of divisions to cut down on travel due to the COVID-19 pandemic, they played in the West Division.