Trenton, New Jersey Population 2023

90,048

Trenton is a city located in Mercer County New Jersey. It is also the county seat of Mercer County. With a 2023 population of 90,048, it is the 5th largest city in New Jersey and the 379th largest city in the United States.Trenton is currently declining at a rate of -0.23% annually and its population has decreased by -0.68% since the most recent census, which recorded a population of 90,662 in 2020. Spanning over 8 miles, Trenton has a population density of 11,882 people per square mile.

The average household income in Trenton is $53,307 with a poverty rate of 34.02%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Trenton is 35 years, 34.8 years for males, and 35.2 years for females.

Trenton is a city located in the state of New Jersey. It is located in Mercer County, where it is also the county seat. Trenton is also the capital of New Jersey, and for a short period was the capital of the United States.

However, recent estimates show that this number has declined slightly, dropping the population to 84,056. It is the 10th most populous city in New Jersey. Trenton has a total area of over 8 square miles, and it has a population density of 11,101.9 people per square mile.

Trenton Population Growth

In its earliest years, Trenton saw its population grow at a steady rate. However, during the 20th century, this population began to slow. The population peaked at 128,009 at the time of the 1950 census. However, after this, the population has only continued to drop at each 10-year census. Recent estimates show that the population had dropped 1% since the last census in 2010. High crime rates are a contributing factor to the loss in population, although the numbers have gotten better in more recent years. Perhaps with continuous efforts to revitalize the city and bring crime down further, Trenton’s population will once again rise.

Trenton Demographics

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

  • Black or African American: 48.67%
  • White: 35.27%
  • Other race: 10.18%
  • Two or more races: 4.03%
  • Asian: 1.04%
  • Native American: 0.63%
  • Native Hawaiian or Pacific Islander: 0.18%
The current population of Trenton, New Jersey is 90,048 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 90,662.

Trenton, New Jersey Population 2023

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Trenton Metro Area Population by Year

Population by Race

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Black or African American

White

Other race

Two or more races

Asian

Native American

Native Hawaiian or Pacific Islander

Trenton Population by Race

Trenton Population Pyramid 2023

Trenton Median Age

35

Total

34.8

Male

35.2

Female

Trenton Adults

There are 61,345 adults, (9,386 of whom are seniors) in Trenton.

Trenton Age Dependency

60.5

Age Dependency Ratio

18.1

Old Age Dependency Ratio

42.4

Child Dependency Ratio

Trenton Sex Ratio

Female42,77851.3%
Male40,60948.7%

Trenton Population by Age

Trenton Renter vs Owner Occupied by Household Type

3.76

Average Family Size

2.79

Average Household Size

38.4%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Trenton 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

Trenton Educational Attainment by Sex (over 25)

Trenton Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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The highest rate of high school graduation is among white people with a rate of 84.66%.

The highest rate of bachelors degrees is among asian people with a rate of 39.49%.

Trenton Educational Attainment by Race

All

Male

Female

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$30,152

Average Earnings

$31,691

Average Male

$28,616

Average Female

Trenton Earnings by Educational Attainment

Trenton Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Trenton Language

61.63% of Trenton residents speak only English, while 38.37% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 33.71% of the population.

Trenton Language

Trenton Poverty by Race

rate

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34.02%

Overall Poverty Rate

24.06%

Male Poverty Rate

30.06%

Female Poverty Rate

Poverty in Trenton

The race most likely to be in poverty in Trenton is Multiple, with 43.37% below the poverty level.

The race least likely to be in poverty in Trenton is Asian, with 25.07% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 4.86%. Among those working part-time, it was 25.64%, and for those that did not work, the poverty rate was 39.46%.

Trenton Poverty

rate

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Trenton Poverty Rate by Education

rate

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Trenton Poverty Rate by Employment Status and Sex

Trenton Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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mean

median

Income by Household Type

Trenton Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

29.9%

Overall Marriage Rate

32.6%

Male Marriage Rate

27.4%

Female Marriage Rate

Trenton Married by Age and Sex

male

female

Trenton Marriage

The age group where males are most likely to be married is 45-54, while the female age group most likely to be married is 55-64.

Trenton Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Trenton Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

2,782

Number of Veterans

2,586

Male Veterans

196

Female Veterans

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Trenton Veterans by War

count

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Trenton Veterans by Age

count

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Trenton Veterans by Race

Trenton Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

13.51%

Veteran Poverty Rate

30.64%

Veteran Disability Rate

Trenton Veterans by Education

LaborForceParticipation

57.1%

Labor Force Participation

51.2%

Employment Rate

10.3%

Unemployment Rate

Trenton Employment by Age

LaborForceParticipation

Trenton Employment by Race

LaborForceParticipation

Trenton 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

49.76%

Born in Trenton

71.17%

Native Born

20.8%

Foreign Born

13.78%

Non Citizen

7.03%

Naturalized

Place of Birth

71.17% of Trenton residents were born in the United States, with 49.76% having been born in New Jersey. 13.78% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Trenton Place of Birth

Note: data after 2021 is projected based on recent change
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Trenton Population by Year