Passaic is a city in Passaic County, New Jersey, United States. As of the 2010 United States Census, the city had a total population of 69,781, maintaining its status as the 15th largest municipality in New Jersey with an increase of 1,920 residents (2.8%) from the 2000 Census population of 67,861. Located north of Newark on the Passaic River, it was first settled in 1678 by Dutch traders, as Acquackanonk Township. The city and river draw their name from the Lenape word "pahsayek" which has been variously attributed to mean "valley" or "place where the land splits."
Southwest Passaic (known as Passaic Park) is a residential and institutional center of Orthodox Judaism, with 25-30 minyanim on Shabbos, and 1,300 families, as well as being home to numerous yeshivas, schools and other institutions. There are also kosher food and shopping establishments.
Passaic Park takes its name from Third Ward Park. This area is also noted for its large mansions and homes of various architectural styles, especially Victorian and Tudor. Several condominium and cooperative apartment complexes are also located here including: Carlton Tower (the city's tallest structure), The Towers, and Barry Gardens (which are all located within walking distance of each other on a stretch of Passaic Avenue between Aycrigg Avenue and Barry Place).