Demarest, New Jersey

===2000 census===
As of the [[2000 United States census]]<ref name="GR2" /> there were 4,845 people, 1,601 households, and 1,386 families residing in the borough. The population density was {{convert|2,343.7|PD/sqmi|PD/km2|sp=us|adj=off}}. There were 1,634 housing units at an average density of {{convert|790.4|/sqmi|/km2|sp=us|adj=off}}. The racial makeup of the borough was 77.28% [[White (U.S. Census)|White]], 0.50% [[African American (U.S. Census)|African American]], 0.02% [[Native American (U.S. Census)|Native American]], 20.25% [[Asian (U.S. Census)|Asian]], 0.02% [[Pacific Islander (U.S. Census)|Pacific Islander]], 0.47% from [[Race (United States Census)|other races]], and 1.47% from two or more races. [[Hispanic (U.S. Census)|Hispanic]] or [[Latino (U.S. Census)|Latino]] of any race were 3.45% of the population.<ref name=Census2000>[http://censtats.census.gov/data/NJ/1603417530.pdf Census 2000 Profiles of Demographic / Social / Economic / Housing Characteristics for Demarest borough, New Jersey] {{Webarchive|url=https://web.archive.org/web/20140629215449/http://censtats.census.gov/data/NJ/1603417530.pdf |date=2014-06-29 }}, [[United States Census Bureau]]. Accessed March 5, 2013.</ref><ref name=Census2000SF1>[https://archive.today/20200210215712/http://factfinder.census.gov/bkmk/table/1.0/en/DEC/00_SF1/DP1/0600000US3400317530 DP-1: Profile of General Demographic Characteristics: 2000 - Census 2000 Summary File 1 (SF 1) 100-Percent Data for Demarest borough, Bergen County, New Jersey], [[United States Census Bureau]]. Accessed March 5, 2013.</ref>

As of the 2000 Census, 3.72% of Demarest's residents identified themselves as being of Japanese ancestry, which was the second highest of any municipality in New Jersey—behind [[Fort Lee, New Jersey|Fort Lee]] (6.09%)—for all places with 1,000 or more residents identifying their ancestry.<ref>[http://www.epodunk.com/ancestry/Japanese.html Japanese Communities] {{Webarchive|url=https://web.archive.org/web/20061110232413/http://www.epodunk.com/ancestry/Japanese.html |date=November 10, 2006 }}, [[Epodunk]]. Accessed June 28, 2006.</ref> In this same census, 2.3% of Demarest's residents identified themselves as being of [[Armenian-American]] ancestry. This was the 19th highest percentage of Armenian American people in any place in the United States with 1,000 or more residents identifying their ancestry.<ref>[http://www.epodunk.com/ancestry/Armenian.html Armenian Communities] {{Webarchive|url=https://web.archive.org/web/20120410055250/http://www.epodunk.com/ancestry/Armenian.html |date=April 10, 2012 }}, [[EPodunk]]. Accessed June 28, 2006.</ref>

There were 1,601 households, out of which 45.5% had children under the age of 18 living with them, 76.2% were married couples living together, 8.0% had a female householder with no husband present, and 13.4% were non-families. 11.6% of all households were made up of individuals, and 7.2% had someone living alone who was 65 years of age or older. The average household size was 3.02 and the average family size was 3.27.<ref name=Census2000/><ref name=Census2000SF1/>

In the borough the age distribution of the population shows 28.9% under the age of 18, 4.7% from 18 to 24, 25.1% from 25 to 44, 26.9% from 45 to 64, and 14.4% who were 65 years of age or older. The median age was 41 years. For every 100 females, there were 96.2 males. For every 100 females age 18 and over, there were 90.9 males.<ref name=Census2000/><ref name=Census2000SF1/>

The median income for a household in the borough was $103,286, and the median income for a family was $113,144. Males had a median income of $82,597 versus $43,750 for females. The [[per capita income]] for the borough was $51,939. About 0.9% of families and 1.6% of the population were below the [[poverty line]], including 0.7% of those under age 18 and 1.6% of those age 65 or over.<ref name=Census2000/><ref name=Census2000SF1/>