Marshall is a city located in Clark County, Illinois. Marshall has a 2026 population of 3,822. It is also the county seat of Clark County. Marshall is currently declining at a rate of -0.55% annually and its population has decreased by -3.26% since the most recent census, which recorded a population of 3,951 in 2020.
The median household income in Marshall is $76,250 with a poverty rate of 6.77%. The median age in Marshall is 43.5 years: 44.5 years for males, and 42.2 years for females. For every 100 females there are 91.0 males.
Data after 2023 is projected based on recent change
Overall: 43.5 years
Female: 42.2 years
Male: 44.5 years
There are 3,288 adults, (896 of whom are seniors) in Marshall.
Female: 2,115 (52.4%)
Male: 1,925 (47.6%)
The racial composition of Marshall includes 91.83% White, and smaller percentages for Black or African American, Native American, Asian, other race and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 3,710 | 91.83% |
| Two or more races | 238 | 5.89% |
| Black or African American | 46 | 1.14% |
| Native American | 24 | 0.59% |
| Asian | 14 | 0.35% |
| Other race | 8 | 0.2% |
Marshall 's average per capita income is $49,832. Household income levels show a median of $76,250. The poverty rate stands at 6.77%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $115,705 | - |
| Families | $89,605 | $95,593 |
| Households | $76,250 | $81,831 |
| Non Families | $40,139 | $50,450 |
Average Income
Median Household Income
Poverty Rate