Share of the population by age and sex, five-year groups

Population of New Jersey, 2010–2025 · click to pick a year
Estimates up to 2019 are built on the 2010 Census, those from 2020 on the 2020 Census. A line that steps up or down between 2019 and 2020 reflects this re-basing, not a sudden change in population.

Year

-5 -1   2015  +1 +5

8,870,312 people lived in New Jersey on July 1, 2015: the 11th-largest population among the 50 states and the District of Columbia. The median age was 39.8 years (United States: 37.8); children under 15 (18.4%) clearly outnumber residents 65 and older (15.2%): a relatively young population. There were 95.3 men for every 100 women. Since 2010 the population has grown by 0.8%. Source: U.S. Census Bureau, Population Estimates Program, Vintage 2020 estimates (resident population on July 1; public domain). Median age, shares, dependency ratios and rankings are calculated by PopulationPyramid.net from these estimates; the Census Bureau does not endorse this site.

Key indicators, 2015
Population
8,870,312
Rank by population
11th of 51
Median age
39.8
Men per 100 women
95.3
Under 15
18.4%
15–64
66.4%
65 and over
15.2%
Child dependency
27.7
Old-age dependency
22.9
Change since 2010
+0.8%
Dependency ratios count children under 15 or adults 65 and over per 100 residents aged 15 to 64.
Show the population by age group, 2015
AgeMenWomenTotalShare
0-4267,957256,653524,6105.9%
5-9277,127266,575543,7026.1%
10-14288,185276,716564,9016.4%
15-19291,554276,521568,0756.4%
20-24291,025277,349568,3746.4%
25-29286,433272,550558,9836.3%
30-34283,402283,499566,9016.4%
35-39279,639285,373565,0126.4%
40-44286,774295,131581,9056.6%
45-49308,493324,066632,5597.1%
50-54329,973347,113677,0867.6%
55-59310,564330,982641,5467.2%
60-64252,268276,941529,2096.0%
65-69203,081234,182437,2634.9%
70-74141,455173,869315,3243.6%
75-7996,695129,069225,7642.5%
80-8467,421102,360169,7811.9%
85+65,833133,484199,3172.2%
How New Jersey compares with similar-sized states, 2015
RankStateResidentsRelative
8 Georgia 10,183,353
9 North Carolina 10,037,218
10 Michigan 9,934,483
11 New Jersey 8,870,312
12 Virginia 8,367,303
13 Washington 7,167,287
14 Arizona 6,832,810
Frequently asked questions about New Jersey's population
What is the population of New Jersey?
New Jersey had an estimated 8,870,312 residents on July 1, 2015, according to the U.S. Census Bureau, Population Estimates Program. That ranks 11th among the 51 states and the District of Columbia.
What is the median age in New Jersey?
The median age in New Jersey was 39.8 years in 2015, the 10th oldest of the 51 states and DC. That is 2.0 years older than the national median of 37.8.
How many people in New Jersey are 65 or older?
About 1,347,449 residents of New Jersey (15.2%) were 65 or older in 2015, against 18.4% under 15 and 66.4% aged 15 to 64.
What does the population pyramid of New Jersey show?
In 2015, New Jersey: children under 15 (18.4%) clearly outnumber residents 65 and older (15.2%): a relatively young population. There were 95.3 men for every 100 women.
How fast is the population of New Jersey changing?
The population of New Jersey grew by 0.8% between 2010 and 2015, and by 0.0% in the last year.
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