Effingham County Flag

Effingham County

State:
Illinois
County Seat:
Effingham

Effingham County's estimated 2025 population is 34,393 with a growth rate of 0.09% in the past year according to the most recent United States census data. Effingham County is the 41st largest county in Illinois. The 2010 population was 34,222 and has seen a growth of 0.5% since that time.

34,393
Total Population
72
Population Density (mi²)
41
Population Rank (State)
31 0.09%
Annual Population Growth

Effingham County Population

Effingham County Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Effingham County includes 95.92% White, and smaller percentages for Two or more races, other race, Asian, Black or African American, Native American and multiracial populations.

Population by Race

Race
Population
Percentage (of total)
White33,09795.92%
Two or more races6261.81%
Other race2900.84%
Asian2590.75%
Black or African American2260.65%
Native American70.02%

Effingham County Marital Status

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

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Effingham County's average per capita income is $49,134. Household income levels show a median of $75,380. The poverty rate stands at 10.64%.

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$104,045$127,255
Families$93,649$113,376
Households$75,380$95,615
Non Families$45,221$57,577

$49,134

Average Income

$75,380

Median Household Income

10.64%

Poverty Rate