New Jersey Demographics
Population trends, housing costs, income, commuting, and health, all on one page.
New Jersey Population Density Map and Area Scores
State Score
Health, income and education, each graded from F to A+. Explore interactive maps for deeper analysis.
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B
Health Around averageHealthier than 82% of states in the US
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B
Income Around averageWealthier than 88% of states in the US
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B
Education Around averageBetter educated than 88% of states in the US
Source: Map AI Methodology
Population
| Metric | New Jersey | U.S. Average |
|---|---|---|
| Population | 9,334,304 | 337,468,954 |
| Population density (per sq mi) | 1071.4 | 86.4 |
| Population growth (%/yr) | 0.59% | 0.59% |
| Median age | 40.2 | 37.3 |
| Households | 3,503,323 | 130,235,071 |
Population in New Jersey grew by 7.6% from 2009 to 2024, reaching 9,334,304 in 2024.
Population Growth 2009–2024
Race & Ethnicity
Age & Sex
The largest generation in New Jersey is Millennials, aged 29–44, at 21.8% of residents. That is 0.4 points below the US as a whole.
- Gen Z 13–28 1,879,484 20.1% -1.3 pts
- Millennials 29–44 2,032,822 21.8% -0.4 pts
- Gen X 45–60 1,999,630 21.4% +1.6 pts
- Boomers 61–79 1,570,972 16.8% on par
Residents by birth cohort, from the 2025 age distribution. The right-hand figure is how far each cohort's share sits above or below the US, in percentage points. Children younger than Gen Z and the generations before the Boomers are counted in the population but not shown here, so these shares do not add up to 100%.
Male and female share
Women are 50.9% of the people living in New Jersey and men 49.1%.
- Women 50.9% the US 50.5%
- Men 49.1% the US 49.5%
How many residents match a customer profile?
Residents matching this profile
100% of everyone living in New Jersey
Pick an age range and a women/men split and the figure above answers with how many residents that profile reaches.
Economy
New Jersey has a the economy index of B, which means it is quite prosperous.
| Metric | New Jersey | U.S. Average |
|---|---|---|
| Median household income | $103,817 | $80,455 |
| Income growth (%/yr) | 4.37% | 4.80% |
| Unemployment rate | 6.3% | 5.2% |
The median household income in New Jersey is about 29% higher than in US.
Housing
| Metric | New Jersey | U.S. Average |
|---|---|---|
| Median home price | $352,792 | $248,835 |
| Median rent | $1,719 | $1,407 |
| Homeownership rate | 63.8% | 65.2% |
The median home price in New Jersey is about 17.1 years' worth of rent — buying at the median price costs roughly as much as paying the median rent of $1,719 per month for that long.
Commute Time & Mobility
Commuters in New Jersey spend about 52 minutes on the road round trip each working day. Over a typical 250-day work year, that adds up to roughly 218 hours, about 9.1 full days, spent commuting.
| Metric | New Jersey | U.S. Average |
|---|---|---|
| One-way commute (min) | 26.2 | 22.4 |
| Round-trip commute (min) | 52.4 | 44.8 |
| Yearly time spent (hours) | 218 | 187 |
| Estimated yearly cost | $6,764 | $5,790 |
| Work from home | 16.8% | 15.0% |
| Highway traffic (vehicles/day) | 14,317 | 8,813 |
| Local road traffic (vehicles/day) | 2,109 | 1,355 |
Fastest commutes among counties in
New Jersey:
Cape May County (18.1 min), Cumberland County (21.2 min), Atlantic County (21.6 min).
Slowest:
Hudson County (32.7 min), Sussex County (32.6 min), Hunterdon County (31.0 min).
The average commute time in New Jersey is 26 minutes, longer than the 22 minutes in US.
Estimated yearly cost applies a single national wage rule of thumb (U.S. Bureau of Labor Statistics average hourly earnings), not a measurement of wages in this area. Traffic volume figures come from proprietary Ticon and TrafficZoom data.
Education & Households
New Jersey has a education index of B, which means it is quite educated.
| Metric | New Jersey | U.S. Average |
|---|---|---|
| Bachelor's degree or higher | 39.6% | 31.6% |
| Average household size | 2.61 | 2.53 |
Highest education index among counties in
New Jersey:
Somerset County (0.4), Morris County (0.4), Hunterdon County (0.4).
Lowest:
Cumberland County (0.2), Salem County (0.2), Passaic County (0.3).
Health
New Jersey has a health index of B, which means it is quite healthy.
| Metric | New Jersey | U.S. Average |
|---|---|---|
| Life expectancy (years) | 79.4 | 78.3 |
| Self-rated poor health | 12.9% | 16.3% |
| Smokers | 14.2% | 19.0% |
Highest health index among counties in
New Jersey:
Morris County (0.8), Hunterdon County (0.8), Somerset County (0.8).
Lowest:
Cumberland County (0.8), Salem County (0.8), Passaic County (0.8).
New Jersey Compared With Nearby States
New Jersey is the 2nd largest of the 6 states compared here, 9,334,304 residents against a local median of 3,347,044. Where New Jersey breaks from the states next to it is median home price, sitting 25% above the local median of $281,244 at $352,792.
The states themselves spread $354,199 on median home price, so New Jersey sits at one end of an already wide local range rather than apart from it. New Jersey has the 3rd highest median home price of the 6 areas compared here.
| Area | Population | Median household income | Median home price | Commute |
|---|---|---|---|---|
| New Jersey | 9,334,304 | $103,817 #3/6 | $352,792 #3/6 | 26.2 min #3/6 |
| Delaware | 1,017,061 | $85,760 | $243,076 | 22.1 min |
| Maryland | 6,204,886 | $103,916 | $267,101 | 28.3 min |
| Connecticut | 3,347,044 | $97,098 | $281,244 | 22.1 min |
| District of Columbia | 678,314 | $110,571 | $597,276 | 30.3 min |
| New York | 19,748,855 | $86,556 | $471,885 | 28.7 min |
Frequently Asked Questions
Common questions about New Jersey.
What is the population of New Jersey?
About 9,334,304 people live in New Jersey, in 3,503,323 households of 2.6 people on average. The median age is 40.2, so residents are older than the U.S. median of 37.3 by about 3 years.
How densely populated is New Jersey?
Averaged over its land area, New Jersey has 1,071 people per square mile, a density typical of urban and suburban areas. That is about 12 times the U.S. average of 86.
How affordable is housing in New Jersey?
The median home costs 3.4 times the median household income ($352,792 against $103,817), compared with 3.1 times nationally. A ratio of about 3 is traditionally considered affordable. Median rent of $1,719 a month takes about 20% of the median household's income, below the 30% level at which HUD considers renters cost-burdened.
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