Beaver Island State Park is a state recreational area and golf course located at the southern tip of Grande Island in the state of New York.

Located at the banks of the upper Niagara River, the park consists of 950 acres of recreational opportunities and amenities for park visitors. The park is well equipped for water activities as it features a half mile of sandy beach for swimming, an 80 slip marina, boat slips, boat launches, and canoe/kayak launches. Land based activities in the park include use of the playgrounds and picnic areas, athletic fields, and horse shoe pits.

Among the most popular amenities in the Beaver Island State Park are its golf courses. The park features an 18-hole disc golf course and an 18-hole championship golf course.