 After CR 579 splits by heading to the northwest, CR 513 continues northeast back into a mix of farms and woods with a few areas of homes, forming the border between Union Township to the west and Franklin Township to the east.The road passes over Norfolk Southern's Lehigh Line before coming to an intersection with CR 617.Following this intersection, CR 513 enters more developed areas, passing between the Hunterdon Developmental Center to the west and businesses to the east.