Middlesex, New Jersey Population 2024

14,431

Middlesex is a city located in Middlesex County New Jersey. Middlesex has a 2024 population of 14,431. Middlesex is currently declining at a rate of -0.28% annually and its population has decreased by -1.11% since the most recent census, which recorded a population of 14,593 in 2020.

The average household income in Middlesex is $125,170 with a poverty rate of 7.14%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Middlesex is 44.7 years, 43 years for males, and 46 years for females.

Middlesex Demographics

According to the most recent ACS, the racial composition of Middlesex was:

  • White: 61.4%
  • Asian: 10.66%
  • Other race: 10.24%
  • Two or more races: 8.54%
  • Black or African American: 6.58%
  • Native American: 2.57%
  • Native Hawaiian or Pacific Islander: 0%
Land Area (mi²)
3.5 sq mi
Density (mi²)
4,137.0/sq mi
Growth Since 2020
-1.11% (-162)
The current population of Middlesex, New Jersey is 14,431 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 14,593.

Middlesex, New Jersey Population 2024

Population by Race

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Race
Population
Percentage (of total)
White8,91961.4%
Asian1,54910.66%
Other race1,48710.24%
Two or more races1,2408.54%
Black or African American9566.58%
Native American3742.57%
Native Hawaiian or Pacific Islander00%

White

Asian

Other race

Two or more races

Black or African American

Native American

Native Hawaiian or Pacific Islander

Middlesex Population by Race

Middlesex Population Pyramid 2024

Middlesex Median Age

44.7

Total

43

Male

46

Female

Middlesex Adults

There are 11,520 adults, (2,550 of whom are seniors) in Middlesex.

Middlesex Age Dependency

61.9

Age Dependency Ratio

28.4

Old Age Dependency Ratio

33.5

Child Dependency Ratio

Middlesex Sex Ratio

Female7,64452.63%
Male6,88147.37%

Middlesex Population by Age

Middlesex Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All5,5802.675.224.8
Married3,3803.1481.818.2
Non Family1,2961.256535
Female8032.5762.437.6
Male1012.1986.113.9

2.96

Average Family Size

2.6

Average Household Size

75.2%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Middlesex Households and Families

Male

Female

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Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Middlesex Educational Attainment by Sex (over 25)

Middlesex Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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The highest rate of high school graduation is among native american people with a rate of 100%.

The highest rate of bachelors degrees is among black people with a rate of 54.62%.

Middlesex Educational Attainment by Race

All

Male

Female

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$60,159

Average Earnings

$75,525

Average Male

$47,732

Average Female

Middlesex Earnings by Educational Attainment

Middlesex Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Middlesex Language

67.14% of Middlesex residents speak only English, while 32.86% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 18.85% of the population.

Middlesex Language

Middlesex Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
Asian1,54937724.34%
Hispanic3,8733428.83%
White8,0072423.02%
Other1,487996.66%
Black956414.29%
Multiple1,240352.82%

7.14%

Overall Poverty Rate

6.37%

Male Poverty Rate

7.85%

Female Poverty Rate

Poverty in Middlesex

The race most likely to be in poverty in Middlesex is Asian, with 24.34% below the poverty level.

The race least likely to be in poverty in Middlesex is Multiple, with 2.82% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.41%. Among those working part-time, it was 9.29%, and for those that did not work, the poverty rate was 16.08%.

Middlesex Poverty

rate

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Rate
Poverty
Less Than 9th Grade13.79%
Some College9.91%
Bachelors or Greater6.57%
High School3.71%

Middlesex Poverty Rate by Education

rate

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Rate
Poverty
Female Unemployed5.54%
Female Employed2.97%
Male Employed2.73%
Male Unemployed0%

Middlesex Poverty Rate by Employment Status and Sex

Middlesex Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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mean

median

Income by Household Type

Middlesex Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

59.3%

Overall Marriage Rate

63.1%

Male Marriage Rate

56.0%

Female Marriage Rate

Middlesex Married by Age and Sex

male

female

Middlesex Marriage

The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 55-64.

Middlesex Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Middlesex Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

464

Number of Veterans

464

Male Veterans

0

Female Veterans

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Middlesex Veterans by War

count

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Middlesex Veterans by Age

count

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Middlesex Veterans by Race

Middlesex Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

4.09%

Veteran Poverty Rate

31.03%

Veteran Disability Rate

Middlesex Veterans by Education

LaborForceParticipation

69.1%

Labor Force Participation

64.8%

Employment Rate

5.6%

Unemployment Rate

Middlesex Employment by Age

LaborForceParticipation

Middlesex Employment by Race

LaborForceParticipation

Middlesex Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

56.52%

Born in Middlesex

77.48%

Native Born

22.52%

Foreign Born

7.32%

Non Citizen

15.2%

Naturalized

Place of Birth

77.48% of Middlesex residents were born in the United States, with 56.52% having been born in New Jersey. 7.32% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Middlesex Place of Birth

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
202914,228-41-0.29%
202814,269-40-0.28%
202714,309-41-0.29%
202614,350-40-0.28%
202514,390-41-0.28%
202414,431-40-0.28%
202314,471-41-0.28%
202214,512-29-0.2%
202114,541-52-0.36%
202014,5939206.73%
201913,673270.2%
201813,646460.34%
201713,600-13-0.1%
201613,613-57-0.42%
201513,670-36-0.26%
201413,706210.15%
201313,685-7-0.05%
201213,692310.23%
201113,661330.24%
201013,62800%
200013,7176625.07%
199013,055-425-3.15%
198013,480-1,558-10.36%
197015,0384,51842.95%
196010,5204,57777.01%
19505,9432,18057.93%
19403,7632597.39%
19303,504-10,724-75.37%
showing: 28 rows

Middlesex Population by Year