Maryville is a village located in Madison County, Illinois. Maryville has a 2026 population of 8,397. Maryville is currently growing at a rate of 0.27% annually and its population has increased by 1.63% since the most recent census, which recorded a population of 8,262 in 2020.
The median household income in Maryville is $100,670 with a poverty rate of 2.67%. The median age in Maryville is 51.7 years: 51.2 years for males, and 52 years for females. For every 100 females there are 94.6 males.
Data after 2023 is projected based on recent change
Overall: 51.7 years
Female: 52 years
Male: 51.2 years
There are 7,130 adults, (2,173 of whom are seniors) in Maryville.
Female: 4,274 (51.4%)
Male: 4,042 (48.6%)
The racial composition of Maryville includes 86.68% White, 5.41% Black or African American, and smaller percentages for Asian and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 7,208 | 86.68% |
| Two or more races | 466 | 5.6% |
| Black or African American | 450 | 5.41% |
| Asian | 192 | 2.31% |
Maryville 's average per capita income is $56,572. Household income levels show a median of $100,670. The poverty rate stands at 2.67%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $142,875 | - |
| Families | $132,238 | $139,221 |
| Households | $100,670 | $115,786 |
| Non Families | $66,615 | $66,422 |
Average Income
Median Household Income
Poverty Rate