Crystal Lake State Park is a day-use state park and historic site in Barton, Vermont, United States. It is located at 96 Bellwater Avenue, off Willoughby Lake Road (Vermont Route 16) just east of the village, at the northwestern end of 763acre Crystal Lake. It features a sandy beach with swimming area, and a bathouse built by the Civilian Conservation Corps (CCC). A cottage is available for rental. The park was added to the U.S. National Register of Historic Places on August 30, 2005, for its association with the CCC.FeaturesCrystal Lake State Park is located at the northern end of Crystal Lake, a more than 750acre body of water in southeastern Barton. The park is located just southeast of the village center, and is accessed via Bellwater Avenue off Vermont Route 16. The park has a wider area at its western end, where the entrance gate and parking area are located. Also in this area are a ranger's house and a small waterfront cottage, which is available for rental when the park is open. The parking lot is separated from the beach area to the south by a low stone wall built out of locally quarried granite. This wall gradually tapers off to the east. The eastern section of the park is narrow, with a strip of beach rising to a narrow grassy area. At the back of the grassy area near the parking lot is the bathhouse. The bathhouse has restrooms, changing areas, and a concession stand. Other features are about 40 grills, almost 80 picnic tables, play areas, and boat rentals.Activities include swimming, boating, fishing, wildlife watching and winter sports. There is hiking in nearby Willoughby State Forest. Crystal Lake Cottage accommodates up to 6 people.
