From here, NY 415 meanders its way northward along the base of the valley, crossing the B&H main line, I-390, and the river to reach the small hamlet of Wallace, centered around NY 415's junctions with CR 105 (Henderson Street) and CR 9 (Twelve Mile Creek Road). Another rural stretch brings NY 415 into the town of Cohocton, where the route closely follows the eastern edge of the valley to serve the village of Cohocton.
NY 415's path is characterized by its northward journey along the valley's base, crossing key infrastructure like the B&H main line, I-390, and the river. It reaches Wallace, a small hamlet situated near junctions with CR 105 (Henderson Street) and CR 9 (Twelve Mile Creek Road).  The route then enters Cohocton, where it follows the eastern edge of the valley to serve the village.