The Washington State Cougars baseball team is the varsity intercollegiate baseball team of Washington State University, located in Pullman, Washington. The Cougars' home venue is Bailey–Brayton Field, first opened 44 years ago for the 1980 season and located on the university's campus.

Pullman is the most populous city in Whitman County, located in southeastern Washington within the Palouse region of the Pacific Northwest. The population was 32,901 at the 2020 census, and estimated to be 32,508 in 2022. Originally founded as Three Forks, the city was renamed after industrialist George Pullman in 1884.