Middlesex County, NJ

County

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2024 Population

871,290

US Senator

Cory Booker

Democratic Party

US Senator

Andy Kim

Democratic Party

2024 Median Age

39.5

0.254% 1-year increase

2024 Poverty Rate

8.59%

1.1% 1-year increase

2024 Median Household Income

$111,549

2.31% 1-year growth

2024 Median Property Value

$462,900

5.37% 1-year growth

2024 Employed Population

443,187

1.58% 1-year growth

About

None of the households in Middlesex County, NJ reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.

84.8% of the residents in Middlesex County, NJ are U.S. citizens.

The largest universities in Middlesex County, NJ are Rutgers University-New Brunswick (13,594 degrees awarded in 2023), Middlesex College (1,510 degrees), and American Institute of Medical Sciences & Education (300 degrees).

In 2024, the median property value in Middlesex County, NJ was $462,900, and the homeownership rate was 63.6%.

Most people in Middlesex County, NJ drove alone to work, and the average commute time was 31.2 minutes. The average car ownership in Middlesex County, NJ was 2 cars per household.

Middlesex County, NJ borders Mercer County, NJ, Monmouth County, NJ, Somerset County, NJ, Union County, NJ, and Richmond County, NY.

About the photo: New Brunswick, NJ

Photo by Adam Moss

United States New Jersey New York-Newark-Jersey City, NY-NJ-PA

Population & Diversity

Middlesex County, NJ is home to a population of 871k people, from which 84.8% are citizens. As of 2024, 35.2% of Middlesex County, NJ residents were born outside of the country (306k people).

In 2024, there were 1.48 times more White (Non-Hispanic) residents (327k people) in Middlesex County, NJ than any other race or ethnicity. There were 221k Asian (Non-Hispanic) and 96.4k Other (Hispanic) residents, the second and third most common ethnic groups.

Population & Diversity

Citizenship

84.8%

2024 Citizenship

85.4%

2023 Citizenship

As of 2024, 84.8% of Middlesex County, NJ residents were US citizens, which is lower than the national average of 93.2%. In 2023, the percentage of US citizens in Middlesex County, NJ was 85.4%, meaning that the rate of citizenship has been decreasing.

The following chart shows US citizenship percentages in Middlesex County, NJ compared to that of it's neighboring and parent geographies.

Diversity

Race and Ethnicity

The 3 largest ethnic groups in Middlesex County, NJ

White (Non-Hispanic)
327k ± 1.33k
Asian (Non-Hispanic)
221k ± 1.43k
Other (Hispanic)
96.4k ± 3.99k

23.6%

Hispanic Population

206k people

23.6% of the people in Middlesex County, NJ are hispanic (206k people).

The following chart shows the 8 races represented in Middlesex County, NJ as a share of the total population.

Global Diversity

The PUMS dataset is not available at the County level, so we are showing data for New Jersey.

Most Common Origin

India
273,706 ± 12,653 people
Dominican Republic
205,965 ± 11,018 people
Mexico
107,667 ± 8,009 people

In 2023, the most common birthplace for the foreign-born residents of New Jersey was India, the natal country of 273,706 New Jersey residents, followed by Dominican Republic with 205,965 and Mexico with 107,667.

Foreign-Born Population

35.2%

2024 Foreign-Born Population

306k people

34.5%

2023 Foreign-Born Population

297k people

As of 2024, 35.2% of Middlesex County, NJ residents (306k people) were born outside of the United States, which is approximately the same as the national average of 14%. In 2023, the percentage of foreign-born citizens in Middlesex County, NJ was 34.5%, meaning that the rate has been increasing.

The following chart shows the percentage of foreign-born residents in Middlesex County, NJ compared to that of it's neighboring and parent geographies.

Military

Veterans

Most Common Service Period

Vietnam
7,387 ± 589
Gulf War (2001-)
4,843 ± 634
Gulf War (1990s)
1,777 ± 374

Middlesex County, NJ has a large population of military personnel who served in Vietnam, 1.53 times greater than any other conflict.

The chart shows the distribution of veterans by conflict in Middlesex County, NJ.

Economy

The economy of Middlesex County, NJ employs 443k people. In 2024, the largest industries in Middlesex County, NJ were Health Care & Social Assistance (55,089 people), Professional, Scientific, & Technical Services (53,430 people), and Educational Services (47,424 people), and the highest paying industries were Finance & Insurance ($123,968), Management of Companies & Enterprises ($112,865), and Finance & Insurance, & Real Estate & Rental & Leasing ($111,528).

Employment

Occupations

443k

2024 Value

± 5,813

1.58%

1 Year growth

± 1.81%

From 2023 to 2024, employment in Middlesex County, NJ grew at a rate of 1.58%, from 436k employees to 443k employees.

The most common job groups, by number of people living in Middlesex County, NJ, are Management Occupations (54,820 people), Office & Administrative Support Occupations (50,085 people), and Computer & Mathematical Occupations (38,660 people). This chart illustrates the share breakdown of the primary jobs held by residents of Middlesex County, NJ.

Unemployment Insurance Claims

Data is only available at the state level. Showing data for New Jersey.

This chart shows weekly unemployment insurance claims in New Jersey (not-seasonally adjusted) compared with the four states with the most similar impact.

The most recent data point uses Advance State Claims data, which can be revised in subsequent weeks.

Industries

Employment by Industries

443k

2024 Value

± 5,813

1.58%

1 Year growth

± 1.81%

From 2023 to 2024, employment in Middlesex County, NJ grew at a rate of 1.58%, from 436k employees to 443k employees.

The most common employment sectors for those who live in Middlesex County, NJ, are Health Care & Social Assistance (55,089 people), Professional, Scientific, & Technical Services (53,430 people), and Educational Services (47,424 people). This chart shows the share breakdown of the primary industries for residents of Middlesex County, NJ, though some of these residents may live in Middlesex County, NJ and work somewhere else. Census data is tagged to a residential address, not a work address.

Median Earnings by Industry

$73,081

Median earning men ± $1,334

$50,061

Median earning women ± $1,053

The industries with the best median earnings for men in 2024 are Finance & Insurance, & Real Estate & Rental & Leasing ($130,779), Information ($114,705), and Professional, Scientific, & Management, & Administrative & Waste Management Services ($102,013).

The industries with the best median earnings for women in 2024 are Information ($90,359), Finance & Insurance, & Real Estate & Rental & Leasing ($86,601), and Public Administration ($72,669).

Employment by Industry Sector

Data is only available at the state level. Showing data for New Jersey.

Y-Axis

2.27%

Year-over-year growth

Employment change between February 2022 and February 2023

As of February 2023, there are 4.24M people employed in New Jersey. This represents a 2.27% increase in employment when compared to February 2022.

Right after the beginning of the COVID-19 pandemic, during April 2020, a general dip can be seen across industry sectors, resulting in an overall decline in employment by 16.5%.

The following chart shows monthly employment numbers for each industry sector in New Jersey.

Establishments by Size

The industries with the most establishments

2,751
Professional, Scientific, and Technical Services
1,229
Other Services (except Public Administration)
1,227
Retail Trade

The visualization shows the distribution of establishments by industry and by size according to the number of employees.

The visualization shows the number of establishments and its share across establishment sizes.

Payroll by Industry Sector

The industries with the highest total annual payroll

$7.54M
Professional, Scientific, and Technical Services
$4.35M
Wholesale Trade
$3.21M
Health Care and Social Assistance

The chart shows the total annual payroll and the average annual payroll by industry.

Education

In 2023, universities in Middlesex County, NJ awarded 16,827 degrees. The student population of Middlesex County, NJ in 2023 is skewed towards women, with 29,574 male students and 36,608 female students.

Most students graduating from Universities in Middlesex County, NJ are White (5,839 and 38.4%), Asian (3,866 and 25.4%), Hispanic or Latino (2,776 and 18.2%), and Black or African American (1,671 and 11%).

The largest universities in Middlesex County, NJ by number of degrees awarded are Rutgers University-New Brunswick (13,594 and 80.8%), Middlesex College (1,510 and 8.97%), and American Institute of Medical Sciences & Education (300 and 1.78%).

The most popular majors in Middlesex County, NJ are General Computer & Information Sciences (917 and 5.45%), Social Work (719 and 4.27%), and Registered Nursing (678 and 4.03%).

The median tuition costs are $12,450 for private four year colleges, and $13,674 and $32,436 respectively, for public four year colleges for in-state students and out-of-state students.

Admissions & Enrollments

Applicants, Admissions & Enrolled

University

Measure

In 2023 in Middlesex County, NJ, the percentage of applicants admitted was 65.4%, while the percentage of admitted who enrolled was 27.2%. The number of students enrolled in 2023 was 66,182 (44.7% men and 55.3% women).

The line chart shows the evolution of the percentage of applicants admitted, admitted who enrolled or the number of students enrolled according to the option selected in the upper button.

Enrollments by Gender and Races

Universities

In 2023 there were 66,182 students enrolled in Middlesex County, NJ, 44.7% men and 55.3% women.

By race, the largest number of students enrolled was concentrated in White with 20,066 records, of which 54.3% were women and 45.7% men.

Completions

Concentrations

Most Common

General Computer & Information Sciences
684 degrees awarded
Registered Nursing
632 degrees awarded
General Psychology
585 degrees awarded

In 2023, the most common concentation for Bachelors Degree recipients in Middlesex County, NJ was General Computer & Information Sciences with 684 degrees awarded.

This visualization illustrates the percentage of students graduating with a Bachelors Degree from schools in Middlesex County, NJ according to their major.

Universities

Gender

Race

Largest Universities by degrees awarded

Rutgers University-New Brunswick
13,594 degrees awarded
Middlesex College
1,510 degrees awarded
American Institute of Medical Sciences & Education
300 degrees awarded

In 2023, the institution with the largest number of graduating students was Rutgers University-New Brunswick with 13,594 degrees awarded.

Student Diversity

University

In 2023, 7,115 men were awarded degrees from institutions in Middlesex County, NJ, which is 0.733 times less than the 9,712 female students who received degrees in the same year.

In 2023, the most common race/ethnicity group awarded degrees at institutions was White students. These 5,839 degrees mean that there were 1.51 times more degrees awarded to White students then the next closest race/ethnicity group, Asian, with 3,866 degrees awarded.

Awarded Degrees over Time

The graph shows the evolution of awarded degrees by degrees. Under the paragraphs, the average number of awarded degrees by university in each degree is shown.

Tuition

Average Net Price by Sector

Universities

Private for-profit, 4-year or above ($14,392) is the sector with the highest median state tuition in 2023.

Public, 4-year or above ($3,565) is the sector with the highest median state fee in 2023.

Public, 2-year ($1,460) is the sector with the highest average net price of books and supplies.

The graph shows the average net price by sector and year.

Housing & Living

The median property value in Middlesex County, NJ was $462,900 in 2024, which is 1.39 times larger than the national average of $332,700. Between 2023 and 2024 the median property value increased from $439,300 to $462,900, a 5.37% increase. The homeownership rate in Middlesex County, NJ is 63.6%, which is lower than the national average of 65.2%.

People in Middlesex County, NJ have an average commute time of 31.2 minutes, and they drove alone to work. Car ownership in Middlesex County, NJ is approximately the same as the national average, with an average of 2 cars per household.

In 2025, 19.3% of the population was living with severe housing problems in Middlesex County, NJ. From 2014 to 2025, the indicator declined 0.205%.

Housing

Property

$462,900

Median Property Value 2024

±$2,710

$195,888

Median Property Taxes

±$2,714

The following chart display owner-occupied housing units distributed between a series of property tax buckets compared to the national averages for each bucket. In Middlesex County, NJ the largest share of households pay taxes in the $3k+ range.

The chart underneath the paragraph shows the property taxes in Middlesex County, NJ compared to it's parent and neighbor geographies.

Rent vs Own

63.6%

Homeownership

2024

61.9%

Homeowners with Mortgage

2024

In 2024, 63.6% of the housing units in Middlesex County, NJ were occupied by their owner. This percentage grew from the previous year's rate of 63.5%.

This chart shows the percentage of owner in Middlesex County, NJ compared it's parent and neighboring geographies.

Equity

Household Income

Please note that the buckets used in this visualization were not evenly distributed by ACS when publishing the data.

$111,549

Median Household Income

± $1,881

308k

Number of Households

± 4,452

In 2024, the median household income of the 308k households in Middlesex County, NJ grew to $111,549 from the previous year's value of $109,028.

The following chart displays the households in Middlesex County, NJ distributed between a series of income buckets compared to the national averages for each bucket. The largest share of households have an income in the $200k+ range.

Wage Distribution

The closest comparable wage GINI for Middlesex County, NJ is from New Jersey.

0.486

2023 Wage GINI in New Jersey

0.489

2022 Wage GINI in New Jersey

In 2023, the income inequality in New Jersey was 0.486 according to the GINI calculation of the wage distribution. Income inequality had a 0.709% decline from 2022 to 2023, which means that wage distribution grew somewhat more even. The GINI for New Jersey was higher than than the national average of 0.476. In other words, wages are distributed less evenly in New Jersey in comparison to the national average.

This chart shows the number of workers in New Jersey across various wage buckets compared to the national average.

Transportation

Commuter Transportation

Most Common Commute in 2024

Drove Alone (61.3%)
Worked At Home (18.1%)
Carpooled (8.08%)

In 2024, 61.3% of workers in Middlesex County, NJ drove alone to work, followed by those who worked at home (18.1%) and those who carpooled to work (8.08%).

The following chart shows the number of households using each mode of transportation over time, using a logarithmic scale on the y-axis to help better show variations in the smaller means of commuting.

Commute Time

31.2 minutes

Average Travel Time

Using averages, employees in Middlesex County, NJ have a longer commute time (31.2 minutes) than the normal US worker (26.4 minutes). Additionally, 5.49% of the workforce in Middlesex County, NJ have "super commutes" in excess of 90 minutes.

The chart below shows how the median household income in Middlesex County, NJ compares to that of it's neighboring and parent geographies.

Car Ownership

2 cars

Average Number

The following chart displays the households in Middlesex County, NJ distributed between a series of car ownership buckets compared to the national averages for each bucket. The largest share of households in Middlesex County, NJ have 2 cars.

Poverty

Severe Housing Problems

In 2025, 19.3% of the population was living with severe housing problems in Middlesex County, NJ. From 2014 to 2025, the indicator declined 0.205%.

The graph shows the trend of the percentage of the population living with severe housing problems.

Poverty & Diversity

8.59% of the population for whom poverty status is determined in Middlesex County, NJ (72.7k out of 846k people) live below the poverty line, a number that is lower than the national average of 12.5%. The largest demographic living in poverty are Males 18 - 24, followed by Females 25 - 34 and then Females 35 - 44.

The most common racial or ethnic group living below the poverty line in Middlesex County, NJ is Hispanic, followed by White and Other.

The Census Bureau uses a set of money income thresholds that vary by family size and composition to determine who classifies as impoverished. If a family's total income is less than the family's threshold than that family and every individual in it is considered to be living in poverty.

Children in Poverty

In 2025, 10.1% of the children was living in poverty in Middlesex County, NJ. From 2014 to 2025, the indicator declined 2.9%.

The graph shows the trend of the percentage of the children living in poverty.

Social Needs

Data only available at the state level.

Most prevalent states

California
35,798 individuals
New York
5,087 individuals
Florida
4,915 individuals

In 2017, California had the highest estimated number of chronically homeless individuals in the nation, at 35,798. New York has the second highest (5,087), followed by Florida (4,915).

The following map shows the estimated number of chronically homeless individuals by state over multiple years.

Security

Crimes & Accidents

Indicator

In 2022, the number of reported violent crimes offenses per 100,000 population was 149 in Middlesex County, NJ. From 2014 to 2022, the indicator declined 37.1 per 100,000 population.

The graph shows the trend in the number of reported violent crimes offenses per 100,000 population.

Health

92.8% of the population of Middlesex County, NJ has health coverage, with 56.7% on employee plans, 13.4% on Medicaid, 12.1% on Medicare, 10.3% on non-group plans, and 0.31% on military or VA plans.

Primary care physicians in Middlesex County, NJ see 1,106 patients per year on average, which represents a 0% change from the previous year (1,106 patients). Compare this to dentists who see 1123 patients per year, and mental health providers who see 427 patients per year.

By gender, of the total number of insured persons, 49.5% were men and 50.5% were women.

Coverage

Patient to Clinician Ratios

1,106 to 1

Patient to Primary Care Physician Ratio in Middlesex County, NJ

Primary care physicians in Middlesex County, NJ see an average of 1,106 patients per year. This represents a 0% change from the previous year (1,106 patients).

The following chart shows how the number of patients seen by primary care physicians has been changing over time in Middlesex County, NJ in comparison to its neighboring geographies.

Health Care Diversity

In 2024, insured persons according to age ranges were distributed in 23.1% under 18 years, 20.9% between 18 and 34 years, 40% between 35 and 64 years, and 16% over 64 years.

By gender, of the total number of insured persons, 49.5% were men and 50.5% were women.

The following chart shows the number of people with health coverage by gender.

Uninsured People

7.23%

Uninsured

56.7%

Employer Coverage

13.4%

Medicaid

12.1%

Medicare

10.3%

Non-Group

0.31%

Military or VA

Between 2023 and 2024, the percent of uninsured citizens in Middlesex County, NJ grew by 1.53% from 7.12% to 7.23%.

The following chart shows how the percent of uninsured individuals in Middlesex County, NJ changed over time compared with the percent of individuals enrolled in various types of health insurance.

Health Indicators

Health Outcomes

Indicator

In 2025, the number of deaths among residents under age 18 per 100,000 population was 26 in Middlesex County, NJ.

The graphic shows the trend of the indicator in Middlesex County, NJ.

Health Behaviors

Indicator

In 2025, the percentage of the adult population (age 18 and older) that reports a body mass index (BMI) greater than or equal to 30 kg/m2 (age-adjusted) was 26.9% in Middlesex County, NJ.

The graphic shows the trend of the indicator in Middlesex County, NJ.