Prairie Du Long Flag

Prairie Du Long

County Seat:
No
Area (mi²):
35.456
State:
Illinois

Prairie Du Long is located in St. Clair County, Illinois. Prairie Du Long has a 2025 population of 2,515. Prairie Du Long is currently declining at a rate of -1.06% annually and its population has decreased by -4.95% since the most recent census, which recorded a population of 2,646 in 2020.

The average household income in Prairie Du Long is $149,568 with a poverty rate of 3.68%.The median age in Prairie Du Long is 42.3 years: 42 years for males, and 42.7 years for females.

2.5K
Total Population
71
Density (mi²)
-27 -1.06%
Growth

Prairie Du Long Population

Prairie Du Long Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Prairie Du Long includes 95.17% White, and smaller percentages for Black or African American, Two or more races, other race and multiracial populations.

Population by Race

White (95.2%)

Black or African American (2.4%)

Two or more races (2.1%)

Other race (0.3%)

Race
Population
Percentage (of total)
White2,48495.17%
Black or African American622.38%
Two or more races562.15%
Other race80.31%

Prairie Du Long Marital Status

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

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Prairie Du Long's average per capita income is $73,182. Household income levels show a median of $155,197. The poverty rate stands at 3.68%.

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$176,280-
Families$166,250$165,299
Households$155,197$149,568
Non Families$36,957$33,268

$73,182

Average Income

$155,197

Median Household Income

3.68%

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)