Most densely populated
New Jersey is the most densely populated state in the country.

New Jersey is the eleventh-most populous state and the most densely populated in the country. Wedged between the New York City and Philadelphia metro areas, it combines the largest East Coast container port, one of the world's densest pharmaceutical and life-sciences clusters, and a highly educated, diverse and suburban population.
The state’s essential figures from the latest official data
Official information organized by subject
How many people live here, how it's changing and who they are.
Home prices, rents, supply and how affordable it is to live here.
GDP, income, output and the industries that drive the economy.
What it really costs to live here: housing, food, utilities and more.
Employment, unemployment, salaries and the labor force.
Crime rates, violent and property crime, and public safety.
Schools, universities, attainment and graduation rates.
Life expectancy, healthcare access, hospitals and insurance.
Income, property and sales taxes, plus overall tax burden.
Foreign-born population, origins and migration flows.
Electricity prices, production, renewables and consumption.
Air quality, wildfires, drought, water and emissions.
Vehicles, public transit, airports, traffic and commuting.
Election results, representatives and voting trends.
Poverty, food assistance, Medicaid and social safety net programs.
Older population, Social Security, retirees and senior living.
Farms, farmland, crop and livestock output and agricultural exports.
Visitors, tourism spending, national and state parks.
Patents, R&D spending, venture capital and tech employment.
Film, TV, music, theaters, museums and the video game industry.
Pet ownership, shelters, adoptions and veterinary services.
Explore New Jersey
Select a county to compare population, income, housing and territory using official U.S. Census Bureau data.
New Jersey, United States
County seat: Hackensack
ACS 2023 5-year estimates · Census Gazetteer 2023. Unemployment is calculated from the ACS civilian labor force.
21 counties · choose how to order them
Curious facts about New Jersey
New Jersey is the most densely populated state in the country.
Thomas Edison developed the phonograph and a practical incandescent light bulb at his Menlo Park laboratory in New Jersey.
All 21 New Jersey counties are part of a metropolitan statistical area.
More than 200 battles and skirmishes of the American Revolution were fought in New Jersey, including Trenton and Princeton.