Chauncey Peak, 688 feet (210 m), is a traprock mountain located 2 miles (3 km) northeast of the center of Meriden, 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. Chauncey Peak is known for its scenic vistas, vertical cliff faces overlooking Crescent Lake, unique microclimate ecosystems, and rare plant communities. It rises steeply 400 feet (120 m) above the city of Meriden to the south with west-facing cliffs that plunge into Crescent Lake 300 feet (91 m) below.