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Mercer County, NJ

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Mercer County, NJ
  • Location TypeCounty
  • County SeatTrenton, NJ
  • Population366,513
  • Land Area (Square Miles) 224.5600
  • Population Density (Per Square Mile) 1632.2000

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Median Age

% Population African American

% Population Hispanic

% Population White

Population Density
(Persons per Square Mile)

Rural-Urban Continuum

UrbanRural

Suggested Data Series

TitleLatest YearLatest ValueLatest Rank
Decennial Census Population (County)2010366,513181 of 3170
Decennial Census Population Per Square Mile (County)20101,632.2098 of 3170
Percent of African American Population (County)201821.5%470 of 3131
Percent of Hispanic Population (County)201818.1%447 of 3139
Persistent Poverty Counties (County)201300 of 0 - 1
Rural-Urban Continuum for Counties (County)201322 of 1 - 9
Unemployment Rate (County)20193.2%2077 of 3140
Death Rate (Per 100,000) (County)2016788.402633 of 3105
Percent of Adults Physically Inactive (County)201624.3%2231 of 3141
Age-Adjusted Rate of Diabetes per 1,000 Persons (County)20166.602397 of 3141
Medicare Part D Prescription Enrollment Rate (County)201859.3%651 of 3137
Farmers' Markets (County)201614100 of 2249
Percent of Children Without a Market Within One Mile (County)20156.4%2895 of 3004
Percent of School-age Children in Poverty (County)201813.2%2369 of 3140
Total Public School Expenditures (County)2017$1,324,175,000.00116 of 3123
Number of Public Libraries (County)20175409 of 1287
Average Daily Maximum Heat Index (County)201191.172013 of 3103
Percentage of Days with a Good Air Quality Index (County)201977.3%771 of 1006
Greenhouse Gas Direct Emitting Facilities (County)20185282 of 1227
Average Fine Particulate Matter (County)201111.271903 of 3108
FEMA Public Assistance Grant Dollars Obligated for Disasters (County)2016$848,143.82138 of 654
Total Deposits in Banks (County)2016-2017$15,709,792,000.00107 of 3108
Property Taxes as Percent of Income: Five-Year Estimates (County)2006-20106.8%16 of 2773
Attendance to Arts and Culture Events (County)2015682,77152 of 109
Percent of Firms Which are Women Owned (County)201232.0%1405 of 3093
Manufacturing Establishments with 5 to 9 Employees (County)201842239 of 1961
Immigrant Households Entering County According to Tax Returns (County)2017-201829291 of 389
Estimated Veteran Population Under 45 Years Old (County)20103,171356 of 3143
Total Planted Acres (County)20187,648.852627 of 3027
Online, Mail Order, and Television Retail Sales in 2009 Dollars (County)2050$302,000,000.00355 of 2709
Total Retail and Food Service Sales in 2009 Dollars (County)2050$7,651,000,000.00225 of 3108
Earnings in Management of Companies and Enterprises Occupations in 2009 Dollars (County)2050$2,481,000,000.0084 of 2178
Population (County)2050427,000224 of 3076
Per Capita Total Personal Income (County)2050$327,095.0070 of 3112
Total Employees (County)2050401,000160 of 3065
Population 18 to 24 Years Old (County)205040,000222 of 2216
African American Male Population 25 Years Old (County)2050429196 of 2780
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