Aviston

County:: Clinton County
County Seat:: No
Area (mi²):: 1.6
State:: Illinois

Aviston is a village located in Clinton County, Illinois. Aviston has a 2025 population of 2,469. Aviston is currently growing at a rate of 0.98% annually and its population has increased by 5.02% since the most recent census, which recorded a population of 2,351 in 2020.

The average household income in Aviston is $123,803 with a poverty rate of 3.5%.The median age in Aviston is 31.8 years: 31.6 years for males, and 32 years for females.

Demographics

The racial composition of Aviston includes 92.25% White, 3.59% other race, and smaller percentages for Black or African American, Asian and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	2,261	92.25%
Two or more races	94	3.84%
Other race	88	3.59%
Black or African American	5	0.2%
Asian	3	0.12%

Aviston Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Aviston's average per capita income is $65,259. Household income levels show a median of $111,354. The poverty rate stands at 3.5%.

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	$136,000	-
Families	$125,750	$141,099
Households	$111,354	$123,803
Non Families	$57,000	$66,442

$65,259

Average Income

$111,354

Median Household Income

3.5%

Poverty Rate