Princeton township Flag

Princeton township

County:
Bureau County
County Seat:
No
Area (mi²):
36.545
State:
Illinois

Princeton township is located in Bureau County, Illinois. Princeton township has a 2026 population of 8,872. Princeton township is currently declining at a rate of -0.77% annually and its population has decreased by -3.78% since the most recent census, which recorded a population of 9,221 in 2020.

The median household income in Princeton township is $65,705 with a poverty rate of 11.6%. The median age in Princeton township is 46.3 years: 42.1 years for males, and 50.1 years for females. For every 100 females there are 96.8 males.

8.9K
Total Population
243
Density (mi²)
-69 -0.77%
Growth

Princeton township Population

Princeton township Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
20268,872-69-0.77%
20258,941-69-0.77%
20249,010-69-0.76%
20239,079-21-0.23%
20229,100-25-0.27%
20219,125-96-1.04%
20209,221-13-0.14%
20198,801-77-0.87%
20188,878-47-0.53%
20178,925-62-0.69%
20168,987300.33%
20158,957-92-1.02%
20149,049-65-0.71%
20139,114-62-0.68%
20129,176-70-0.76%
20119,246-85-0.91%
20109,331-1-0.01%

Median Age

Overall: 46.3 years
Female: 50.1 years
Male: 42.1 years

Princeton township Adults

There are 7,396 adults, (2,376 of whom are seniors) in Princeton township.

Sex Ratio

Female: 4,627 (50.8%)
Male: 4,479 (49.2%)

Demographics

The racial composition of Princeton township includes 89.62% White, and smaller percentages for Asian, other race, Black or African American and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White8,16189.62%
Two or more races6497.13%
Asian1151.26%
Other race971.07%
Black or African American840.92%
Race
Population ↓
Percentage (of total)
White2232.45%
Two or more races1641.8%
Other race410.45%
Race
Population ↓
Percentage (of total)
White7,93887.17%
Two or more races4855.33%
Asian1151.26%
Black or African American840.92%
Other race560.61%

Princeton township Marital Status

Economics and Income Statistics

Princeton township 's average per capita income is $44,957. Household income levels show a median of $65,705. The poverty rate stands at 11.6%.

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$105,438-
Families$88,074$104,820
Households$65,705$85,298
Non Families$42,047$58,536

$44,957

Average Income

$65,705

Median Household Income

11.6%

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)