Lake Dardanelle State Park is located on two sites, one in Russellville, Arkansas and one in Dardanelle, Arkansas, on the 34,300-acre Lake Dardanelle.
The Russellville Area site features a visitor center with aquariums, natural and cultural history displays, classrooms and a gift shop. There is a barrier-free fishing pier and a fishing tournament weigh-in pavilion that is used for the many fishing tournaments held at the park. There are 74 campsites and an outdoor amphitheater. The Dardanelle Area site features 18 camp sites.
Both sites include picnic facilities, boat ramps, pavilions, playgrounds and dump stations.
The park's staff offer many interpretive programs, including guided hikes, nature talks, kayaking, lake tours and demonstrations, evening slide shows and movies.