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Gillette Castle State Park: dogs on trails

East Haddam, Connecticut

Connecticut allows leashed pets in most state parks and forests, but not in buildings, swimming areas or state park campgrounds. At Gillette Castle: picnic areas and trails, yes, on a leash; not in the castle buildings, on the decks or at the river campsite.

Source: CT DEEP, Gillette Castle State Park. Checked October 27, 2026.

Beaches and walks