Highland Park's
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Highland Park is a borough in Middlesex County, in the central region of the U.S. state of New Jersey, in the New York City metropolitan area. The borough is located on the northern banks of the Raritan River, in the Raritan Valley region. As of the 2020 United States census, the borough's population was 15,072, an increase of 1,090 (+7.8%) from the 2010 census count of 13,982, which in turn had reflected a decline of 17 (−0.1%) from the 13,999 counted at the 2000 census.