Oneida

County:: Knox County
County Seat:: No
Area (mi²):: 0.763
State:: Illinois

Oneida is a city located in Knox County, Illinois. Oneida has a 2025 population of 661. Oneida is currently declining at a rate of -1.05% annually and its population has decreased by -5.03% since the most recent census, which recorded a population of 696 in 2020.

The average household income in Oneida is $77,225 with a poverty rate of 3.38%.The median age in Oneida is 38.8 years: 34.5 years for males, and 42 years for females.

Demographics

The racial composition of Oneida includes 92.86% White, 3.77% Asian, and smaller percentages for Two or more races, other race, Black or African American and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	715	92.86%
Asian	29	3.77%
Two or more races	14	1.82%
Other race	9	1.17%
Black or African American	3	0.39%

Oneida Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Oneida's average per capita income is $52,083. Household income levels show a median of $66,615. The poverty rate stands at 3.38%.

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	$94,125	-
Families	$78,125	$90,302
Households	$66,615	$77,225
Non Families	$35,000	$48,555

$52,083

Average Income

$66,615

Median Household Income

3.38%

Poverty Rate