Spring Valley, incorporated on July 9, 1902, is a village in the towns of Ramapo and Clarkstown in Rockland County, New York, United States. It is located north of Nanuet, east of Airmont and Monsey, south of Hillcrest, and west of West Nyack. The population was 31,347 at the 2010 census.
Spring Valley spans the border of two towns, occupying an eastern portion of the town of Ramapo and a small western portion of the town of Clarkstown. The village is next to the New York State Thruway (Interstate 87) and is served by a New Jersey Transit train station at the terminus of the Pascack Valley Line.
Spring Valley is considered to be one of the more urban communities in Rockland County.
It is home to Rockland Community College – Spring Valley Extension.