Aviston is a village located in Clinton County, Illinois. Aviston has a 2026 population of 2,475. Aviston is currently growing at a rate of 0.86% annually and its population has increased by 5.23% since the most recent census, which recorded a population of 2,352 in 2020.
The median household income in Aviston is $117,875 with a poverty rate of 4.06%. The median age in Aviston is 31.8 years: 31.7 years for males, and 31.9 years for females. For every 100 females there are 86.0 males.
Data after 2023 is projected based on recent change
Overall: 31.8 years
Female: 31.9 years
Male: 31.7 years
There are 1,638 adults, (306 of whom are seniors) in Aviston.
Female: 1,283 (53.7%)
Male: 1,104 (46.3%)
The racial composition of Aviston includes 92.92% White, 3.39% other race, and smaller percentages for Black or African American, Asian and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 2,218 | 92.92% |
| Other race | 81 | 3.39% |
| Two or more races | 79 | 3.31% |
| Black or African American | 6 | 0.25% |
| Asian | 3 | 0.13% |
Aviston 's average per capita income is $70,893. Household income levels show a median of $117,875. The poverty rate stands at 4.06%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $141,667 | - |
| Families | $132,115 | $145,528 |
| Households | $117,875 | $129,608 |
| Non Families | $67,708 | $73,424 |
Average Income
Median Household Income
Poverty Rate