Manson American Legion, also known as Wilkinson-Beeman American Legion Post 108, is a veterans' service organization located in Manson, Washington. It operates as part of The American Legion, a nationwide organization established in 1919 to support military veterans, their families, and local communities. The post provides a place for eligible veterans to maintain connections, participate in community activities, and continue serving beyond their military careers.

Its activities include assisting veterans and their families, supporting local schools, organizing patriotic events, and contributing to community welfare projects. The post also participates in food assistance initiatives, maintains American Legion Park, supports local celebrations, and promotes remembrance of military service. Guided by the American Legion's core pillars of veterans' affairs and rehabilitation, national security, Americanism, and children and youth, Post 108 works to strengthen the Manson and greater Chelan Valley communities.