Doyle Memorial State Park, established in 1925, is located on Green Lake in southern North Dakota (McIntosh County).
The park, mainly a day-use facility, sits on 20 acres and has 6 sites with hookups. Other features include showers, playground, boat ramp and picnic area.
The park is named in honor of J.J. Doyle, who gave the state the original acreage. Doyle came to the area in 1884 with his father who homesteaded the area.