Anacostia River
General data
- Name: Anacostia River
- Water system: Potomac River
- Water type: River
- Progression: Potomac River -> Chesapeake Bay -> Atlantic Ocean -> Planet Earth
- Climates: Temperate
- Continents: North America
- Countries: United States of America
The Anacostia River is a river in the Mid-Atlantic region of the United States. It flows from Prince George's County in Maryland into Washington, D.C., where it joins with the Washington Channel and ultimately empties into the Potomac River at Buzzard Point.
It is about 8.7 miles (14 km) long.