Below are reputable sources for population, economic and and geographic data for New Jersey. See also our Business Research: Business Statistics guide.
The New Jersey Data Book is a searchable database of statistics on New Jersey’s 565 municipalities, its legislative districts, counties, schools, elections, and people. It is published as a free public service by Rutgers' Center for Government Services.
Available data sets include area/density, population, poverty, crime, employment, housing, fiscal resources, government expenditures, property tax burden, voters & turnout, election results, and school data. Use this to resource to identify trends, share data with residents, or write grant applications.
While no longer published in print, older print editions are available at the State Library.