The road intersects with County Route 101 and then turns to the north. It also intersects with Route 9G before it turns to the east into a rural area. In this area, Route 308 carries about 6,400 vehicles each day. There are many small lakes around the road as it intersects with County Route 52 and turns to the northeast. NY 308 then travels west of Sepasco Lake before turning east again. It ends at NY 199 in the town of Milan.