The Oyster Festival is a nonprofit event dedicated to raising funds for the charitable organizations that serve the community. For many charities, the money raised during the Oyster Festival is their largest single source of annual revenue.

Among the organizations that benefit financially from the operations of the Oyster Festival are:

Oyster Bay Rotary Club

Oyster Bay High School Interact Club (Junior Rotary)

Oyster Bay Cooperative Preschool

Friends of Locomotive 35

Oyster Bay Lions Club

Oyster Bay Chamber of Commerce

Doubleday-Babcock Senior Center

Mill River Rod and Gun Club

North Oyster Bay Baymen’s Association

Hispanic Cultural Center of Oyster Bay

Italian-American Citizens Club

OB-EN Soccer Club

VFW Post 8033

Italian-American Ladies Auxiliary

St. Dominic HS Parents Club

Boy Scout Troop 253

Oyster Bay Fire Co. #1

American Legion Quentin Roosevelt Post No. 4

HPS Network

Girl Scout Troop 203

Boys and Girls Club Parent Group

Raynham Hall Museum

Youth & Family Counseling Agency