Eldorado

County:: Saline County
County Seat:: No
Area (mi²):: 2.503
State:: Illinois

Eldorado is a city located in Saline County, Illinois. Eldorado has a 2025 population of 3,521. Eldorado is currently declining at a rate of -1.21% annually and its population has decreased by -5.73% since the most recent census, which recorded a population of 3,735 in 2020.

The average household income in Eldorado is $78,528 with a poverty rate of 20.94%.The median age in Eldorado is 45.8 years: 42.1 years for males, and 53.2 years for females.

Demographics

The racial composition of Eldorado includes 93.54% White, and smaller percentages for Asian, other race, Black or African American, Native American and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	3,519	93.54%
Two or more races	116	3.08%
Asian	70	1.86%
Other race	41	1.09%
Black or African American	10	0.27%
Native American	6	0.16%

Eldorado Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Eldorado's average per capita income is $35,203. Household income levels show a median of $39,766. The poverty rate stands at 20.94%.

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	$59,667	-
Families	$54,451	$110,140
Households	$39,766	$78,528
Non Families	$19,101	$36,552

$35,203

Average Income

$39,766

Median Household Income

20.94%

Poverty Rate