New York State Route 357, a 14.02-mile-long state highway in New York, has three intersections located in Otsego and Delaware.
Otsego NY 7 Western terminus Delaware Town of Sidney I-88  Albany, Binghamton Exit 11 (I-88); diamond interchange Town of Franklin NY 28 Eastern terminus; roundabout New York State Route 357 (NY 357) is a 14.02-mile-long (22.56 km) state highway in New York, running from NY 7 in the Otsego County village of Unadilla to NY 28 in the Delaware County town of Franklin. NY 357 is only briefly in Otsego County, crossing the Susquehanna River as it enters Delaware County for its duration. After passing through the village of Franklin, it ends at NY 28 south of Oneonta. Now in the town of Sidney, NY 357 intersects Interstate 88 (I-88) at exit 11 as it parallels Ouleout Creek eastward through the town. In Franklin, the route intersects with County Route 21 (CR 21), a connector leading south to Walton, as it turns north to serve the village of Franklin. From here, NY 357 progresses northeastward along the Ouleout Creek and intersects CR 14 in the hamlet of Leonta before reaching its eastern terminus at a roundabout intersection with NY 28 in an area known as North Franklin. Village of Unadilla 
