Buckhorn Island State Park is a state natural preserve and recreation area in the Grand Island, New York.

As a premiere natural preservation and park, the Buckhorn Island State Park features a diverse collection of habitats, animal species, and native vegetation that is representative of the common flora and fauna of the state. The park covers of 895 acres of state land that contain varying terrain types and ecologies like marshes, meadows, woodlands.

Popular activities in the park include biking, hiking, and cross-country skiing during the winter months. Visitors may also kayak, canoe, and fish as it is featured as another way to explore the park. The park facilities are currently under a restoration program that will increase publicly accessible areas and introduce new activities to the park.