North Arlington is a borough in Bergen County, New Jersey, United States. As of the 2010 United States Census, the borough's population was 15,392, reflecting an increase of 211 from the 15,181 counted in the 2000 Census, which had in turn increased by 1,391 from the 13,790 counted in the 1990 Census.As the site of Holy Cross Cemetery, which has interred almost 290,000 individuals since its establishment in 1915, and with another Jewish cemetery including several thousand more burials, North Arlington has more than 20 times as many dead people than living, with more burials than the living population of Newark, the state's largest city. Holy Cross has an average of 2,600 interments each year, of which about 65% are burials, with the remainder split between entombment in mausoleums or crypts and burial of cremated remains.