Dieterich

County:: Effingham County
County Seat:: No
Area (mi²):: 1.366
State:: Illinois

Dieterich is a village located in Effingham County, Illinois. Dieterich has a 2025 population of 856. Dieterich is currently declining at a rate of -0.81% annually and its population has decreased by -3.93% since the most recent census, which recorded a population of 891 in 2020.

The average household income in Dieterich is $86,318 with a poverty rate of 11.1%. The median age in Dieterich is 30.9 years: 31.2 years for males, and 30.7 years for females.

Demographics

The racial composition of Dieterich includes 96.07% White, and smaller percentages for Asian, Two or more races, other race, Native American, Black or African American, Native Hawaiian or Pacific Islander and multiracial populations.

Population by Race

White

Asian

Two or more races

Other race

Native American

Black or African American

Native Hawaiian or Pacific Islander

Race	Population	Percentage (of total)
White	1,125	96.07%
Asian	21	1.79%
Two or more races	15	1.28%
Other race	9	0.77%
Native American	1	0.09%
Black or African American	0	0%
Native Hawaiian or Pacific Islander	0	0%

Dieterich Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Dieterich's average per capita income is $50,000. Household income levels show a median of $73,750. The poverty rate stands at 11.1%.

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	$109,750	-
Families	$100,000	$107,527
Households	$73,750	$86,318
Non Families	$35,000	$39,821

$50,000

Average Income

$73,750

Median Household Income

11.1%

Poverty Rate