Lake Bemidji State Park is a state park of Minnesota, United States, on the north shore of 6,765-acre (27.38 km2) Lake Bemidji. The northern half of the park preserves a spruce-tamarack bog. A district of National Park Service rustic structures built by the Civilian Conservation Corps and National Youth Administration in the 1930s is on the National Register of Historic Places. The park is located 5 miles (8.0 km) north of the city of Bemidji.