Princeton, Illinois Population 2021

8,642
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Princeton is a city located in Bureau County Illinois. Princeton has a 2020 population of 8,642. It is also the county seat of Bureau County. Princeton is currently declining at a rate of -0.92% annually and its population has decreased by -7.38% since the most recent census, which recorded a population of 9,331 in 2010. Princeton reached it's highest population of 9,331 in 2010.

The average household income in Princeton is $72,099 with a poverty rate of 13.20%. The median rental costs in recent years comes to $650 per month, and the median house value is $132,900. The median age in Princeton is 47.9 years, 45.8 years for males, and 49.7 years for females.

Princeton Demographics

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

  • White: 97.66%
  • Other race: 1.13%
  • Asian: 0.53%
  • Two or more races: 0.33%
  • Black or African American: 0.19%
  • Native American: 0.16%
  • Native Hawaiian or Pacific Islander: 0.00%
The current population of Princeton, Illinois is 8,642 based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 8,882.The last official US Census in 2010 recorded the population at 9,331.

Princeton, Illinois Population 2021

Population by Race

Race Population Percentage
White8,69597.66%
Some Other Race1011.13%
Asian470.53%
Two or More Races290.33%
Black or African American170.19%
American Indian and Alaska Native140.16%
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Princeton Population by Race

Princeton Population Pyramid $2021

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Princeton Median Age

47.9


Total

45.8


Male

49.7


Female

Princeton Adults

There are 7,081 adults, (2,430 of whom are seniors) in Princeton.

Princeton Age Dependency

91.4

Age Dependency Ratio

52.2

Old Age Dependency Ratio

39.2

Child Dependency Ratio

Princeton Sex Ratio

Female

4,957

55.68%

Male

3,946

44.32%

Princeton Population by Age

Princeton Renter vs Owner Occupied by Household Type

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Princeton Household Types

Type Owner Renter
Married92.9%7.1%
Male81.4%18.6%
All76.3%23.7%
Non Family60.7%39.3%
Female55.8%44.2%

76.3%

Rate of Home Ownership

Princeton Households and Families

Type Count Average Size Owned
All3,9942.1776.3
Married1,8792.7492.9
Non Family1,4861.1260.7
Female4303.1755.8
Male1992.5281.4

2.74

Average Family Size

2.17

Average Household Size

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Princeton Households by Type

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Education Attained Count Percentage
Less Than 9th Grade520.80%
9th to 12th Grade3515.42%
High School Graduate1,99430.81%
Some College1,39821.60%
Associates Degree83212.86%
Bachelors Degree1,22618.94%
Graduate Degree6199.56%
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Princeton Educational Attainment by Sex (over 25)

Princeton Educational Attainment by Race

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Race Total High School Bachelors
White6,1965,8431,777
Hispanic18713728
Other Race603326
Asian474721
2+ Races292114
Native American1414
Black22

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

The highest rate of bachelors degrees is among 2+ races people with a rate of 48.28%.

Princeton Educational Attainment by Race

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Name Average Male Female
Overall$37,111$53,406$24,312
Less Than 9th Grade$21,367$23,333$
High School Graduate$27,273$48,365$14,750
Some College$36,061$52,162$26,961
Bachelors Degree$47,353$62,966$32,750
Graduate Degree$62,745$91,071$45,603

$37,111

Average Earnings

$53,406

Average Male

$24,312

Average Female

Princeton Earnings by Educational Attainment

Princeton Language by Age

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Princeton Language

96.95% of Princeton residents speak only English, while 3.05% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 1.46% of the population.

Princeton Language

Princeton Poverty by Race

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Name Total In Poverty Poverty Rate
White8,1241,04212.83%
Hispanic44710122.60%

13.20%

Overall Poverty Rate

9.32%

Male Poverty Rate

16.32%

Female Poverty Rate

Poverty in Princeton

The race most likely to be in poverty in Princeton is Hispanic, with 22.60% below the poverty level.

The race least likely to be in poverty in Princeton is White, with 12.83% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 3.43%. Among those working part-time, it was 15.30%, and for those that did not work, the poverty rate was 16.77%.

Princeton Poverty

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Name Poverty
Less Than 9th Grade35.77%
High School16.00%
Some College7.64%
Bachelors or Greater3.34%

Princeton Poverty Rate by Education

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Rate Poverty
Male Unemployed51.14%
Female Unemployed37.50%
Female Employed13.58%
Male Employed1.52%

Princeton Poverty Rate by Employment Status and Sex

Princeton Income by Household Type

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Name Median Mean
Households$56,000$72,099
Families$75,629$88,613
Married Families$87,774-
Non Families$31,460$42,196
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Income by Household Type

Princeton Marital Status

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Marriage Rates

53.0%

Overall Marriage Rate

58.0%

Male Marriage Rate

48.8%

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 Over 65, while the female age group most likely to be married is 35-44.

Princeton Marital Status by Race

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Princeton Marital Status

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693

Number of Veterans

685

Male Veterans

8

Female Veterans

War Veterans
Vietnam288
First Gulf War151
Korea91
Second Gulf War77
World War II37

Princeton Veterans by War

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Age Group Veterans
65 to 74225
75+217
35 to 54167
55 to 6457
18 to 3427

Princeton Veterans by Age

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Name Veterans % of Total
White6729.74%
Native American14100.00%
2+ Races724.14%

Princeton Veterans by Race

Princeton Veterans by Education

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2.25%

Veteran Poverty Rate

28.38%

Veteran Disability Rate

Princeton Veterans by Education

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59.9%

Labor Force Participation

57.7%

Employment Rate

3.6%

Unemployment Rate

Princeton Employment by Age

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Princeton Employment by Race

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Princeton Employment by Education

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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82.92%

Born in Princeton

97.53%

Native Born

2.47%

Foreign Born

1.12%

Non Citizen

1.35%

Naturalized

Place of Birth

97.53% of Princeton residents were born in the United States, with 82.92% having been born in Illinois. 1.12% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.

Princeton Place of Birth

Year Population Growth Annual Growth Rate
20218,642-80-0.92%
20208,722-80-0.91%
20198,802-80-0.90%
20188,882-42-0.47%
20178,924-64-0.71%
20168,988340.38%
20158,954-94-1.04%
20149,048-62-0.68%
20139,110-65-0.71%
20129,175-70-0.76%
20119,245-86-0.92%
20109,3310.00%

Princeton Population by Year