The Rio Araçaúba is a water body in the state of São Paulo, Brazil, located near the city of Araçatuba. It is part of the larger Rio Tietê river system. A notable paddling route is an approximately 25.8-mile out-and-back trail that follows the river near Araçatuba. This route is generally considered challenging for paddlers. The trail is accessible year-round. The river's character is defined by its connection to the Tietê, a major river in São Paulo, which influences its flow and surroundings. The area provides a setting for extended day trips on the water, with the described route offering a substantial distance for experienced paddlers seeking a full-day excursion.