Mount Riga State Park is a 276 acres park within the town of Salisbury, Connecticut. The State Park includes several peaks including: Mount Riga, Bald Peak, Gridley Mountain, Round Mountain, Bear Mountain, and more. The Undermountain Trail connects to the northernmost section of the Appalachian Trail in Connecticut from the trail head at Mount Riga State Park's parking lot on CT-41.

The AllTrails website has a map and description of several hikes at Mount Riga State Park.