Greenwich is an unincorporated community and census-designated place (CDP)State of New Jersey Census Designated Places - BVP20 - Data as of January 1, 2020, United States Census Bureau. Accessed December 1, 2022. located within Greenwich Township in Warren County, in the U.S. state of New Jersey,Locality Search, State of New Jersey. Accessed April 18, 2015. that was defined as part of the 2010 United States census.GCT-PH1 - Population, Housing Units, Area, and Density: 2010 - County -- County Subdivision and Place from the 2010 Census Summary File 1 for Warren County, New Jersey , United States Census Bureau. Accessed June 4, 2013.2006-2010 American Community Survey Geography for New Jersey, United States Census Bureau. Accessed June 4, 2013.New Jersey: 2010 - Population and Housing Unit Counts - 2010 Census of Population and Housing (CPH-2-32), United States Census Bureau, p. III-5, August 2012. Accessed June 4, 2013. "Warren County—Name Changes: Beattystown CDP name corrected from Beatyestown; New CDPs: Allamuchy (formed from part of deleted Allamuchy-Panther Valley CDP), Anderson, Asbury, Blairstown, Brainards, Bridgeville, Broadway, Brookfield, Buttzville, Columbia, Delaware, Delaware Park, Finesville, Great Meadows (formed from part of deleted Great Meadows-Vienna CDP and additional area), Greenwich, Hainesburg, Harmony, Hope, Hutchinson, Johnsonburg, Lopatcong Overlook, Marksboro, Mountain Lake, Mount Hermon, New Village, Panther Valley (formed from part of deleted Allamuchy-Panther Valley CDP), Port Colden, Port Murray, Silver Lake, Stewartsville, Upper Pohatcong, Upper Stewartsville, and Vienna (formed from part of deleted Great Meadows-Vienna and additional area)" As of the 2010 Census, the CDP's population was 2,755.
Geography According to the United States Census Bureau, the CDP had a total area of 0.907 square miles (2.349 km2), all of which was land.
Demographics
Greenwich first appeared as a census designated place in the 2010 U.S. census.
2020 census +Greenwich CDP, Warren County, New Jersey – Racial and ethnic compositionRace / Ethnicity (NH = Non-Hispanic)Pop 2010Pop 2020% 2010% 2020White alone (NH)1,8651,45467.70%56.84%Black or African American alone (NH)28635210.38%13.76%Native American or Alaska Native alone (NH)410.15%0.04%Asian alone (NH)29631810.74%12.43%Native Hawaiian or Pacific Islander alone (NH)100.04%0.00%Other race alone (NH)1170.04%0.66%Mixed race or Multiracial (NH)551102.00%4.30%Hispanic or Latino (any race)2473068.97%11.96%Total2,7552,558 100.00%100.00%
2010 census The 2010 United States census counted 2,755 people, 805 households, and 722 families in the CDP. The population density was . There were 818 housing units at an average density of . The racial makeup was 73.58% (2,027) White, 10.60% (292) Black or African American, 0.15% (4) Native American, 11.07% (305) Asian, 0.07% (2) Pacific Islander, 1.67% (46) from other races, and 2.87% (79) from two or more races. Hispanic or Latino of any race were 8.97% (247) of the population.DP-1 - Profile of General Population and Housing Characteristics: 2010 Demographic Profile Data for Greenwich CDP, New Jersey , United States Census Bureau. Accessed June 3, 2013.
Of the 805 households, 63.2% had children under the age of 18; 80.0% were married couples living together; 7.3% had a female householder with no husband present and 10.3% were non-families. Of all households, 7.8% were made up of individuals and 2.9% had someone living alone who was 65 years of age or older. The average household size was 3.42 and the average family size was 3.62.
38.3% of the population were under the age of 18, 4.1% from 18 to 24, 28.2% from 25 to 44, 25.3% from 45 to 64, and 4.1% who were 65 years of age or older. The median age was 35.8 years. For every 100 females, the population had 92.5 males. For every 100 females ages 18 and older there were 88.0 males.
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