Atlantic Highlands is a borough in Monmouth County, New Jersey, in the Bayshore Region. As of the 2010 United States Census, the borough's population was 4,385, reflecting a decline of 320 (-6.8%) from the 4,705 counted in the 2000 Census, which had in turn increased by 76 (+1.6%) from the 4,629 counted in the 1990 Census.
Atlantic Highlands contains Mount Mitchill, the highest point on the eastern seaboard south of Maine, rising above sea level.
Atlantic Highlands was incorporated as a borough by an Act of the New Jersey Legislature on February 28, 1887, from portions of Middletown Township, based on the results of a referendum held that day. The borough was reincorporated on September 1, 1891.
Atlantic Highlands is part of the Bayshore Regional Strategic Plan, an effort by nine municipalities in northern Monmouth County to reinvigorate the area's economy by emphasizing the traditional downtowns, dense residential neighborhoods, maritime history, and the natural beauty of the Raritan Bayshore coastline.