Princeton Flag

Princeton

County:
Bureau County
County Seat:
Yes
Area (mi²):
36.545
State:
Illinois

Princeton is located in Bureau County, Illinois. Princeton has a 2025 population of 8,941 . It is also the county seat of Bureau County . Princeton is currently declining at a rate of -0.77% annually and its population has decreased by -3.04% since the most recent census, which recorded a population of 9,221 in 2020.

The average household income in Princeton is $85,155 with a poverty rate of 14.11%. The median age in Princeton is 45.7 years: 41.1 years for males, and 49.6 years for females. For every 100 females there are 84.4 males.

8.9K
Total Population
245
Density (mi²)
-69 -0.77%
Growth

Princeton Population

Princeton Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Princeton includes 90.39% White, and smaller percentages for Asian, Black or African American, other race and multiracial populations.

Population by Race

White (90.39%)

Two or more races (6.16%)

Asian (1.83%)

Black or African American (0.81%)

Other race (0.81%)

Race
Population
Percentage (of total)
White8,24590.39%
Two or more races5626.16%
Asian1671.83%
Black or African American740.81%
Other race740.81%

Princeton Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Princeton's average per capita income is $41,189. Household income levels show a median of $59,531. The poverty rate stands at 14.11%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median
Mean
Married Families$106,835-
Families$83,333$106,055
Households$59,531$85,155
Non Families$39,606$55,220

$41,189

Average Income

$59,531

Median Household Income

14.11%

Poverty Rate

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)