The state park's 285 acres (115 ha) offer trail hiking, fishing, swimming and picnicking.

[3] The park bears the name of Colonel Clarence S. Wadsworth (1871–1941), an academic, linguist, conservationist, and member of the New York National Guard.

Wadsworth developed the property that the park occupies in the early years of the 20th century as part of his Long Hill estate.

The larger of the two, Wadsworth Big Falls, drops the 52-foot breadth of the Coginchaug River some 30 feet (9.1 m) over a shelf of Hampden basalt.

[10] In addition to scenery and heavily forest lands, the park features stream fishing, and trails for hiking and mountain biking.