Pistapaug Mountain, also known as Paug Mountain, est. 700 feet (210 m), is a traprock mountain located 11 miles (18 km) northeast of New Haven, Connecticut. It is part of the narrow, linear Metacomet Ridge that extends from Long Island Sound near New Haven, Connecticut, north through the Connecticut River Valley of Massachusetts to the Vermont border. Pistapaug Mountain is known for its rugged topography and bluff overlooks, unique microclimate ecosystems, and rare plant communities. It rises steeply 300 feet (91 m) above the Pistapaug Pond and the Quinnipiac River valley to the west. The mountain is traversed by the 50-mile (80 km) Mattabesett Trail.