Minor league baseball teams were based in Centralia, Washington in four seasons between 1903 and 1912. Centralia teams played as members of the Class D level Southwest Washington League in 1903 and 1904 and the Washington State League in 1911 and 1912, winning the 1911 league championship. Centralia teams hosted home minor league games at Riverside Park.

Centralia is a city in Lewis County, Washington, United States. It is located along Interstate 5 near the midpoint between Seattle and Portland, Oregon. The city had a population of 18,183 at the 2020 census. Centralia is twinned with Chehalis, located to the south near the confluence of the Chehalis and Newaukum rivers.