Tijuana River
General data
- Name: Tijuana River
- Water system: Pacific Ocean
- Water type: River
- Progression: Pacific Ocean -> Planet Earth
- Climates: Subtropical
- Continents: North America
- Countries: United States of America, Mexico
The Tijuana River (Spanish: Río Tijuana) is an intermittent river, 120 mi (195 km) long, near the Pacific coast of northern Baja California state in northwestern Mexico and Southern California in the western United States.
The lower reaches of the river are heavily polluted with raw sewage from the city of Tijuana, Mexico.