San Borja is a town in the Beni Department in northern Bolivia.San Borja is the seat of the San Borja Municipality, the second municipal section of the José Ballivián Province. The town is located at an elevation of 197 m on the left bank of Río Maniqui, a tributary of Río Rapulo which flows into Río Mamoré.
By road, San Borja is situated 230 km west of the department's capital, Trinidad. San Borja is connected towards the southwest with Yucumo situated on the road and a bus route La Paz - Yolosa/Coroico - Caranavi - Rurrenabaque. Yucumo is halfway between Caranavi and Rurrenabaque.