Quinnipiac River
General data
- Name: Quinnipiac River
- Water system: New Haven Harbor
- Water type: River
- Progression: New Haven Harbor -> Long Island Sound -> Atlantic Ocean -> Planet Earth
- Climates: Temperate
- Continents: North America
- Countries: United States of America
The Quinnipiac River is a 45.5-mile (73.2 km) long river in the New England region of the United States, located entirely in the state of Connecticut.
The river rises in West Central Connecticut from Dead Wood Swamp near the city of New Britain. It flows roughly southward to Plainville, Southington, and Cheshire, west of the city of Meriden, through Wallingford and Yalesville, North Haven, and flows into New Haven Harbor, an inlet of Long Island Sound, east of downtown New Haven.