Princeton, New Jersey Population 2020

32,138
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Princeton is a city located in New Jersey. With a 2020 population of 32,138, it is the 26th largest city in New Jersey and the 1218th largest city in the United States. Princeton is currently growing at a rate of 1.18% annually and its population has increased by 161.14% since the most recent census, which recorded a population of 12,307 in 2010. Spanning over 18 miles, Princeton has a population density of 1,791 people per square mile.

The average household income in Princeton is $229,201 with a poverty rate of 5.78%. The median rental costs in recent years comes to $1,563 per month, and the median house value is $833,000. The median age in Princeton is 34.7 years, 31.3 years for males, and 39.6 years for females. For every 100 females there are 104.1 males.

Princeton Demographics

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

  • White: 73.09%
  • Asian: 16.42%
  • Black or African American: 5.78%
  • Two or more races: 3.15%
  • Other race: 1.44%
  • Native Hawaiian or Pacific Islander: 0.08%
  • Native American: 0.05%
The current population of Princeton, New Jersey is 32,138, based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 31,386.The last official US Census in 2010 recorded the population at 12,307.

Princeton, New Jersey Population 2020

Population by Race

Race Population Percentage
White22,45873.09%
Asian5,04516.42%
Black or African American1,7765.78%
Two or More Races9683.15%
Some Other Race4421.44%
Native Hawaiian and Other Pacific Islander250.08%
American Indian and Alaska Native140.05%
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Princeton Population Pyramid 2020

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Princeton Median Age

34.7


Total

31.3


Male

39.6


Female

Princeton Adults

There are 25,078 adults, (5,006 of whom are seniors) in Princeton.

Princeton Age Dependency

53.1

Age Dependency Ratio

24.9

Old Age Dependency Ratio

28.1

Child Dependency Ratio

Princeton Sex Ratio

Female

15,055

48.99%

Male

15,673

51.01%

Princeton Households and Families

Princeton Renter vs Owner Occupied by Household Type

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Princeton Household Types

Type Owner Renter
Married75.6%24.4%
All59.3%40.7%
Female50.1%49.9%
Non Family33.7%66.3%
Male30.2%69.8%

59.3%

Rate of Home Ownership

Type Count Average Size Owned
All9,9792.5459.3
Married5,8643.0875.6
Non Family3,2971.3933.7
Female6033.2950.1
Male2153.1830.2

3.05

Average Family Size

2.54

Average Household Size

3.3%

Unmarried (Opposite Sex)

0%

Unmarried (Same Sex)

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Princeton Education

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Education Attained Count Percentage
Less Than 9th Grade2131.16%
9th to 12th Grade4782.60%
High School Graduate1,3367.27%
Some College1,2086.57%
Associates Degree3341.82%
Bachelors Degree4,44224.16%
Graduate Degree10,37856.44%
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Princeton Educational Attainment by Race

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Name Total High School Bachelors
White13,33313,06411,549
Asian2,6642,6182,412
Hispanic1,3401,138438
Black896722325
Other Race381252137
Multiple Races19819863
Native American97

The highest rate of high school graduation is among multiple races people with a rate of 100.00%.

The highest rate of bachelors degrees is among asian people with a rate of 90.54%.

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Name Average Male Female
Overall$74,796$101,750$55,536
Less Than High School$25,278$20,438$26,806
High School Grad$15,650$17,625$15,550
Some College$40,912$42,857$34,583
Bachelors Degree$61,032$81,212$48,287
Graduate Degree$106,015$143,512$75,612

$74,796

Average Earnings

$101,750

Average Male

$55,536

Average Female

Princeton Language

Princeton Language by Age

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Princeton Language

66.82% of Princeton residents speak only English, while 33.18% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 13.45% of the population.

Princeton Poverty

Princeton Poverty by Race

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Name Total In Poverty Poverty Rate
White17,6716543.70%
Asian3,91843511.10%
Hispanic2,00624112.01%
Black1,2341078.67%
Other4147919.08%
Multiple767334.30%
Native14964.29%

5.78%

Overall Poverty Rate

3.47%

Male Poverty Rate

8.21%

Female Poverty Rate

Poverty in Princeton

The race most likely to be in poverty in Princeton is Native, with 64.29% below the poverty level.

The race least likely to be in poverty in Princeton is White, with 3.70% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.72%. Among those working part-time, it was 9.09%, and for those that did not work, the poverty rate was 14.52%.

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Name Poverty
Less Than High School18.20%
High School16.67%
Some College6.96%
Bachelors or Greater2.95%
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Name Poverty
Female Unemployed33.33%
Male Unemployed8.67%
Female Employed4.23%
Male Employed1.84%

Princeton Income

Princeton Income by Household Type

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Name Median Mean
Households$138,194$229,201
Families$203,810$289,532
Married Families$214,167-
Non Families$58,776$86,449
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Princeton Marital Status

Princeton Marital Status

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Marriage Rates

48.3%

Overall Marriage Rate

48.5%

Male Marriage Rate

48.1%

Female Marriage Rate

Princeton Married by Age and Sex

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Princeton Marriage

The age group where males are most likely to be married is 35-44, while the female age group most likely to be married is 45-54.

Princeton Marital Status by Race

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Princeton Veterans

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642

Number of Veterans

622

Male Veterans

20

Female Veterans

War Veterans
Korea129
Vietnam124
World War II86
First Gulf War18
Second Gulf War12
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Age Group Veterans
75+361
65 to 74112
35 to 5485
55 to 6472
18 to 3412
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Name Veterans % of Total
White5733.10%
Black694.63%
Hispanic150.77%

Princeton Veterans by Education

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0.99%

Veteran Poverty Rate

29.37%

Veteran Disability Rate

Princeton Employment Status

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61.8%

Labor Force Participation

59.8%

Employment Rate

3.2%

Unemployment Rate

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Origin of Non-Citizens

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

Origin of Naturalized Citizens

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27.55%

Born in New Jersey

72.98%

Native Born

27.02%

Foreign Born

14.68%

Non Citizen

12.34%

Naturalized

Place of Birth

72.98% of Princeton residents were born in the United States, with 27.55% having been born in New Jersey. 14.68% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Year Population Growth Annual Growth Rate
202032,1383761.18%
201931,7623761.20%
201831,386-21-0.07%
201731,4073761.21%
201631,0318902.95%
201530,1414651.57%
201429,676-52-0.17%
201329,7283261.11%
201229,4021,3064.65%
201128,096-506-1.77%
201028,60214,3997.25%
200014,2032,1871.69%
199012,016-19-0.02%
198012,035-276-0.23%
197012,3114210.35%
196011,890-340-0.28%
195012,2304,5114.71%
19407,7197270.99%
19306,9921,0751.68%
19205,9177811.43%
19105,1361,2372.79%
19003,8994771.31%
18903,4222130.64%
18803,2094111.38%
18702,7980.00%