Canoe-Picnic Point State Park is a 70-acre (0.28 km2) state park located on Grindstone Island in the St. Lawrence River. The park is within the bounds of the Town of Clayton in Jefferson County, New York. The park is 1 of 80 New York State Parks that are in the path of totality for the 2024 solar eclipse, with the park experiencing 3 minutes and 20 seconds of totality.