Thompson's Lake State Park, nestled in the mountains just four miles from the Helderberg Escarpment, is a popular camping ground and recreation area. Conveniently located near John Boyd Thacher State Park, this park offers 140 wooded campsites, the park comprises a sandy beach, mixed hardwood and conifer forests, limestone outcroppings and open fields. Recreational opportunities include a volleyball court, horseshoe pits, a playing field, swingsets, carry-in boat access, rental row boats, fishing areas, and nature trails. Interpretive and recreational programs are offered for campers throughout the summer. During the winter, visitors can cross-country ski and ice fish.
The Emma Treadwell Thacher Center is located on Thompson's Lake next to the campground and is accessible to campers. The center opened in July 2001 and offers exhibits, interactive displays, trails for hiking and skiing, and educational programs. Boat Launch Site - Carry in Only
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Household pets only; caged or on a leash not more than 6 feet, rabies vaccination and proof of same required. Not permitted in buildings or bathing areas. For campers, if your site allows pets, there is a two-pet maximum.