Emerson is a borough in Bergen County, New Jersey, United States, a suburb in the New York metropolitan area. As of the 2010 census, the borough population was 7,401.
What is now Emerson was originally formed on April 8, 1903, from portions of Washington Township as the Borough of Etna, the name of a railroad station in the community. The name was changed to Emerson as of March 9, 1909.
Emerson is located at 40°58′31″N 74°01′38″W / 40.975140°N 74.027258°W / 40.975140; -74.027258 (40.975140, -74.027258).