Summer months find Swartswood Lake and Little Swartswood Lake bright with sailboats and fishing boats, while a sheltered cove in Swartswood Lake is filled with swimmers. Swartswood Lake, a glacial lake, provides excellent opportunities for water recreation as a result of an intense lake restoration and watershed management program. There is an abundance of brown trout and walleye, and the lake was recently chosen as one of the state's best trout fisheries. The swimming area at Swartswood boasts safe, clean and clear water as a result of the Watershed Management Program. The program includes a lake aeration system to maintain a high water quality.

• Take a swim in Swartswood Lake.
• Go horseback riding on one of the many trails within the park.