Interpretation of Demographics Data
Demographic Data Report for New Jersey by County
Population: Age under 18
All Races (includes Hispanic), Both Sexes
2019-2023 American Community Survey 5-Year Data
Sorted by Value
United States
- 2023 Rural-Urban Continuum Codes Φ : N/A
- Value (Percent) : The value is 22.2 percent.
- People (Age Under 18) : The number of people (age under 18) is 73,645,238.
- Rank within US : N/A
New Jersey
- 2023 Rural-Urban Continuum Codes Φ : N/A
- Value (Percent) : The value is 21.9 percent.
- People (Age Under 18) : The number of people (age under 18) is 2,031,322.
- Rank within US : This state is ranked 28 of 52
Ocean County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 24.9 percent.
- People (Age Under 18) : The number of people (age under 18) is 160,999.
- Rank within US : This county is ranked 492 of 3143
Cumberland County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 24.4 percent.
- People (Age Under 18) : The number of people (age under 18) is 37,263.
- Rank within US : This county is ranked 594 of 3143
Essex County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 23.7 percent.
- People (Age Under 18) : The number of people (age under 18) is 202,319.
- Rank within US : This county is ranked 823 of 3143
Passaic County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 23.7 percent.
- People (Age Under 18) : The number of people (age under 18) is 122,854.
- Rank within US : This county is ranked 823 of 3143
Union County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 23.5 percent.
- People (Age Under 18) : The number of people (age under 18) is 134,776.
- Rank within US : This county is ranked 900 of 3143
Camden County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 22.8 percent.
- People (Age Under 18) : The number of people (age under 18) is 119,506.
- Rank within US : This county is ranked 1209 of 3143
Mercer County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 21.9 percent.
- People (Age Under 18) : The number of people (age under 18) is 84,044.
- Rank within US : This county is ranked 1606 of 3143
Salem County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 21.9 percent.
- People (Age Under 18) : The number of people (age under 18) is 14,221.
- Rank within US : This county is ranked 1606 of 3143
Middlesex County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 21.6 percent.
- People (Age Under 18) : The number of people (age under 18) is 186,485.
- Rank within US : This county is ranked 1725 of 3143
Gloucester County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 21.4 percent.
- People (Age Under 18) : The number of people (age under 18) is 65,177.
- Rank within US : This county is ranked 1821 of 3143
Somerset County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 21.4 percent.
- People (Age Under 18) : The number of people (age under 18) is 74,097.
- Rank within US : This county is ranked 1821 of 3143
Atlantic County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 21.0 percent.
- People (Age Under 18) : The number of people (age under 18) is 57,615.
- Rank within US : This county is ranked 1977 of 3143
Bergen County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 21.0 percent.
- People (Age Under 18) : The number of people (age under 18) is 200,829.
- Rank within US : This county is ranked 1977 of 3143
Monmouth County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 21.0 percent.
- People (Age Under 18) : The number of people (age under 18) is 135,467.
- Rank within US : This county is ranked 1977 of 3143
Morris County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 20.8 percent.
- People (Age Under 18) : The number of people (age under 18) is 106,161.
- Rank within US : This county is ranked 2044 of 3143
Burlington County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 20.7 percent.
- People (Age Under 18) : The number of people (age under 18) is 96,046.
- Rank within US : This county is ranked 2085 of 3143
Hudson County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 20.0 percent.
- People (Age Under 18) : The number of people (age under 18) is 142,298.
- Rank within US : This county is ranked 2300 of 3143
Sussex County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 19.6 percent.
- People (Age Under 18) : The number of people (age under 18) is 28,394.
- Rank within US : This county is ranked 2404 of 3143
Warren County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 19.4 percent.
- People (Age Under 18) : The number of people (age under 18) is 21,404.
- Rank within US : This county is ranked 2470 of 3143
Hunterdon County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 19.2 percent.
- People (Age Under 18) : The number of people (age under 18) is 24,848.
- Rank within US : This county is ranked 2514 of 3143
Cape May County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 17.3 percent.
- People (Age Under 18) : The number of people (age under 18) is 16,519.
- Rank within US : This county is ranked 2869 of 3143
Notes:
Created by statecancerprofiles.cancer.gov on 07/16/2025 10:43 pm.
Φ Rural-Urban Continuum Codes provided by the USDA.
Source: Demographic data provided by the Census Bureau and the American Community Survey.
For more information about Population: Age under 18, see the dictionary.
Data for United States does not include Puerto Rico.