Great Meadows is an unincorporated community and census-designated place located within Independence Township in Warren County, New Jersey, United States, that was created as part of the 2010 United States Census. As of the 2010 Census, the CDP's population was 303.Through the 2000 United States Census, the CDP was combined as part of the Great Meadows-Vienna CDP. Effective with the 2010 Census, the Great Meadows-Vienna CDP was split into its components, Vienna and Great Meadows. As of the 2000 United States Census, the population of the combined Great Meadows-Vienna CDP was 1,264.