Iroquois Flag

Iroquois

County:
Iroquois County
County Seat:
No
Area (mi²):
36.278
State:
Illinois

Iroquois is located in Iroquois County, Illinois. Iroquois has a 2025 population of 522. Iroquois is currently declining at a rate of -1.32% annually and its population has decreased by -5.78% since the most recent census, which recorded a population of 554 in 2020.

The average household income in Iroquois is $66,447 with a poverty rate of 23.55%.The median age in Iroquois is 54.8 years: 54.9 years for males, and 54.8 years for females.

522
Total Population
14
Density (mi²)
-7 -1.32%
Growth

Iroquois Population

Iroquois Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Iroquois includes 99.38% White, and smaller percentages for Native American and multiracial populations.

Population by Race

White (99.4%)

Native American (0.6%)

Race
Population
Percentage (of total)
White48199.38%
Native American30.62%

Iroquois Marital Status

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

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Iroquois' average per capita income is $27,188. Household income levels show a median of $35,227. The poverty rate stands at 23.55%.

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$82,321-
Households$35,227$66,447
Non Families$26,667$70,208
Families-$60,370

$27,188

Average Income

$35,227

Median Household Income

23.55%

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)