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Mercer County, NJ&

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-0.04% decline
Median Age
Median Household Income
-3.39% decline
Poverty Rate
Number of Employees
-0.07% decline
Median Property Value
4.26% growth

About the photo: State Capitol Rotunda, Trenton, NJ


The economy of Mercer County, NJ employs 180,186 people. The economy of Mercer County, NJ is specialized in Management of Companies & Enterprises; Public Admin.; and Finance & Insurance, which employ respectively 1.72; 1.63; and 1.51 times more people than what would be expected in a location of this size. The largest industries in Mercer County, NJ are Educational Services (24,066), Healthcare & Social Assistance (20,430), and Retail trade (20,198), and the highest paying industries are Finance & Insurance ($81,608), Utilities ($74,005), and Professional, Scientific, Tech Services ($71,960).

Median household income in Mercer County, NJ is $72,417. Males in Mercer County, NJ have an average income that is 1.4 times higher than the average income of females, which is $58,643. The income inequality of Mercer County, NJ (measured using the Gini index) is 0.499 which is higher than the national average.


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Health & Safety

Insurance and Medicare coverage combined with state and county level health and safety statistics for Mercer County, NJ. In Mercer County, NJ the age groups most likely to have health care coverage are 6-17 and 6-17, men and women, respectively. The location has a 1 to 104 primary care clinician to patient ratio and a Medicare reimbursement average per patient per year of $10,366. Essex County, NJ has the highest prevalence of homicides of any county in New Jersey.


Clinician to Patient Ratios

Showing data across all counties in New Jersey.

Insurance Coverage by Age and Gender

Medicare Enrollment and Reimbursements by Location

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Mercer County, NJ is home to a population of 371,398 people, from which 88.4% are citizens. The ethnic composition of the population of Mercer County, NJ is composed of 189,237 White residents (51%), 73,724 Black residents (19.9%), 62,973 Hispanic residents (17%), 40,657 Asian residents (10.9%), and 4,126 Two+ residents (1.11%). The most common foreign languages in Mercer County, NJ are Spanish (47,915 speakers), Chinese (8,664 speakers), and Other Asian (5,154 speakers), but compared to other places, Mercer County, NJ has a relative high number of Gujarati (2,653 speakers), Polish (3,510 speakers), and Hindi (3,855 speakers).


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In 2015 universities in Mercer County, NJ awarded 10,645 degrees. The student population of Mercer County, NJ is skewed towards females, with 4,862 male students and 5,783 female students. Most students in Mercer County, NJ are White (6,036 and 56.7%), followed by Black or African American (1,044 and 9.8%), Unknown (998 and 9.4%), and Hispanic or Latino (915 and 8.6%). The largest universities in Mercer County, NJ by number of graduates are Thomas Edison State College (3,324 and 31.2%), Princeton University (2,167 and 20.4%), and The College of New Jersey (2,139 and 20.1%). The most popular majors in Mercer County, NJ are Humanistic Studies (534 and 5.02%), Registered Nursing (506 and 4.75%), and General Business Administration & Management (495 and 4.65%). The median tuition costs in Mercer County, NJ are $43,450 for private four year colleges, and $10,879 and $21,810 respectively, for public four year colleges for in-state students and out-of-state students.



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Housing & Living

The median property value in Mercer County, NJ is $283,600, which is 1.46 times larger than the national average of $194,500. Between 2014 and 2015 the median property value increased from $272,000 to $283,600, a 4.26% increase. The homeownership rate of Mercer County, NJ is 62.9%, which is lower than the national average of 63%. People in Mercer County, NJ have an average commute time of 26.5 minutes, and they commute by Drove Alone. Car ownership in Mercer County, NJ is approximately the same as the national average, with an average of 2 cars per household.


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