New York State Route 121 (NY 121) is a north–south state highway in the Hudson Valley of New York, United States. It begins in northern Westchester County at an intersection with NY 22 in Bedford and extends for to a junction with U.S. Route 6 and U.S. Route 202 (US 6 and US 202) east of the village of Brewster in Putnam County. As the route heads north, it briefly overlaps with NY 35 and NY 116 in Westchester County and connects to Interstate 84 (I-84) in Putnam County. NY 121 was assigned as part of the 1930 renumbering of state highways in New York. Route description NY 121 begins at a junction with NY 22 (Cantitoe Street) in the hamlet of Bedford Village, just north of the junction with NY 172. The route proceeds northeast out of Bedford Village, crossing through the town of Bedford and over the Stone Hill River. Winding northeast and soon north through the dense woodlands of Bedford, NY 121 reaches a junction with the northern terminus of NY 137 (Stone Hill Road). The route winds north through Bedford as a two-lane road past Pea Pond before reaching the southern end of the Cross River Reservoir. Just after the junction with Upper Hook Road, NY 121 crosses over the southern extremities of the reservoir, crossing into the town of Pound Ridge. Now in Pound Ridge, NY 121 runs along a small branch of the Cross River Reservoir, crossing into the town of Lewisboro and gaining the moniker of Cross River Road. The route soon enters the hamlet of Cross River, where it meets the namesake river, reaching a junction with NY 35. NY 35 and NY 121 become concurrent, crossing northeast through the hamlet before reaching Cross River Plaza, where the routes fork. Leaving Cross River, NY 121 continues north through Lewisboro, returning to the dense woodlands. After passing west of Waccabuc, the route reaches a junction with the terminus of NY 138 just before crossing the town line from Lewisboro into North Salem. NY 121 winds northeast through North Salem, gaining the moniker of Grant Road, soon reaching the hamlet of Grant Corner. Here, the route intersects with June Road (unsigned County Route 310 or CR 310). Beginning a parallel with the Titicus River, NY 121 soon reaches a junction with NY 116, which become concurrent as NY 121 bypasses the hamlet of North