The 2017–18 Oregon State Beavers women's basketball team represents Oregon State University during the 2017–18 NCAA Division I women's basketball season. The Beavers, led by eighth year head coach Scott Rueck, play their games at the Gill Coliseum and were members of the Pac-12 Conference. They finished the season 26–8, 14–4 in Pac-12 play to finish in a tie for third place. They lost in the quarterfinals of the Pac-12 women's tournament to Arizona State. They received an at-large bid of the NCAA women's tournament where they defeated Western Kentucky and upset Tennessee in the first and second rounds, Baylor in the sweet sixteen before getting blown out by Louisville in the elite eight.