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Somerset County, NJ

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Somerset County, NJ
  • Location TypeCounty
  • County SeatSomerville, NJ
  • Population323,444
  • Land Area (Square Miles) 301.8100
  • Population Density (Per Square Mile) 1071.7000

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Median Age

% Population African American

% Population Hispanic

% Population White

Population Density
(Persons per Square Mile)

Rural-Urban Continuum


Suggested Data Series

TitleLatest YearLatest ValueLatest Rank
Decennial Census Population (County)2010323,444197 of 3170
Decennial Census Population Per Square Mile (County)20101,071.70150 of 3170
Percent of African American Population (County)201810.4%804 of 3131
Percent of Hispanic Population (County)201815.0%533 of 3139
Persistent Poverty Counties (County)201300 of 0 - 1
Rural-Urban Continuum for Counties (County)201311 of 1 - 9
Unemployment Rate (County)20193.0%2335 of 3140
Death Rate (Per 100,000) (County)2016696.602822 of 3105
Percent of Adults Physically Inactive (County)201620.1%2831 of 3141
Age-Adjusted Rate of Diabetes per 1,000 Persons (County)20164.602920 of 3141
Medicare Part D Prescription Enrollment Rate (County)201858.4%724 of 3137
Farmers' Markets (County)20166296 of 2249
Percent of Children Without a Market Within One Mile (County)201511.3%2401 of 3004
Percent of School-age Children in Poverty (County)20184.8%3115 of 3140
Total Public School Expenditures (County)2017$1,196,772,000.00129 of 3123
Number of Public Libraries (County)20176312 of 1287
Average Daily Maximum Heat Index (County)201190.832085 of 3103
Percentage of Days with a Good Air Quality Index (County)198374.1%203 of 610
Greenhouse Gas Direct Emitting Facilities (County)201811227 of 1227
Average Fine Particulate Matter (County)201111.251919 of 3108
FEMA Public Assistance Grant Dollars Obligated for Disasters (County)2018$350,032.9389 of 338
Total Deposits in Banks (County)2016-2017$14,226,186,000.00118 of 3108
Property Taxes as Percent of Income: Five-Year Estimates (County)2006-20107.0%13 of 2773
Percent of Firms Which are Women Owned (County)201229.8%1858 of 3093
Manufacturing Establishments with 5 to 9 Employees (County)201848213 of 1961
Immigrant Households Entering County According to Tax Returns (County)2017-201820370 of 389
Estimated Veteran Population Under 45 Years Old (County)20101,716590 of 3143
Total Planted Acres (County)20197,067.282651 of 3034
Online, Mail Order, and Television Retail Sales in 2009 Dollars (County)2050$1,251,000,000.00138 of 2709
Total Retail and Food Service Sales in 2009 Dollars (County)2050$8,894,000,000.00192 of 3108
Earnings in Management of Companies and Enterprises Occupations in 2009 Dollars (County)2050$7,572,000,000.0031 of 2178
Population (County)2050409,000232 of 3076
Per Capita Total Personal Income (County)2050$476,957.0013 of 3112
Total Employees (County)2050376,000173 of 3065
Population 18 to 24 Years Old (County)205028,000301 of 2216
African American Male Population 25 Years Old (County)2050178370 of 2780
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