Lake St. Catherine State Park is a 117-acre (0.5 km2) state park located in Poultney, Vermont on the southern end of Lake Saint Catherine.
Activities include camping, swimming, boating, fishing, hiking, picnicking, wildlife watching and winter sports.
Facilities include 50 tent/RV sites and 11 lean-to sites, a snack bar and boat rentals. Park rangers offers interpretive programs including night hikes, nature crafts, campfire programs, amphibian explorations, and nature games.
The park is administered by the Vermont Department of Forests, Parks, and Recreation as part of the Vermont state park system.