Harriman is a village in Orange County, New York, United States. It is in the southeastern section of the town of Monroe, with a small portion in the town of Woodbury. The population was 2,424 at the 2010 census. It is part of the Poughkeepsie–Newburgh–Middletown, NY Metropolitan Statistical Area as well as the larger New York–Newark–Bridgeport, NY-NJ-CT-PA Combined Statistical Area.