Eldorado Flag

Eldorado

County:
Saline County
County Seat:
No
Area (mi²):
36.467
State:
Illinois

Eldorado is located in Saline County, Illinois. Eldorado has a 2025 population of 131 . Eldorado is currently declining at a rate of -1.5% annually and its population has decreased by -2.96% since the most recent census, which recorded a population of 135 in 2020.

The average household income in Eldorado is $86,639 with a poverty rate of 9.26%. The median age in Eldorado is 44.8 years: 30.8 years for males, and 61.1 years for females. For every 100 females there are 86.2 males.

131
Total Population
4
Density (mi²)
-2 -1.5%
Growth

Eldorado Population

Eldorado Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Eldorado includes 100% White, and smaller percentages for and multiracial populations.

Population by Race

White (100%)

Race
Population
Percentage (of total)
White54100%

Eldorado Marital Status

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

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Eldorado's average per capita income is $47,500. Household income levels show a median of $92,250. The poverty rate stands at 9.26%.

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
Households$92,250$86,639
Families--
Married Families--
Non Families--

$47,500

Average Income

$92,250

Median Household Income

9.26%

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)