The DeGray Lake Resort State Park is a state park and recreation area in Bismarck, Arkansas. It is located in the foothills of the Ouachita Mountains and is one of the most popular state parks in Arkansas.

The DeGray Lake Resort State Park features and is named after the 13,800 acre DeGray Lake. As the name suggests, it offers the amenities of a resort establishment but with the additional offers of a standard Arkansas state park. It has opportunities for fishing, hiking, boating, camping, as well as several kinds of water sports but also has an 18-hole golf course, lush lodging options, and dining establishments. There are also sunset cruises and snorkeling trips led and offered by park interpreters, offering a more exciting experience to the public.