Browns Mills is an unincorporated community and census-designated place located in Pemberton Township, in Burlington County, in the U.S. state of New Jersey. As of the 2020 United States census the CDP's population was 10,734, a decrease of 489 from the 11,223 counted at the 2010 United States census, which in turn reflected a decrease of 34 from the 2000 census. Browns Mills is known as the home of Deborah Heart and Lung Center.