The 2017–18 Oregon State Beavers women's basketball team represented Oregon State University during the 2017–18 NCAA Division I women's basketball season.

The Beavers, led by eighth-year head coach Scott Rueck, played their games at the Gill Coliseum and were members of the Pac-12 Conference.

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.

They advanced to the championship game Pac-12 women's tournament where they lost to Stanford.

They received an at-large bid of the NCAA women's tournament where they defeated Long Beach State and Creighton in the first and second rounds before losing to Florida State in the Sweet Sixteen.