Menard County's 2026 population is estimated at 11,897, reflecting a -0.28% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Menard County is the 83rd largest county in Illinois. The 2010 population was 12,696 and has grown -6.29% since 2010.
Data after 2023 is projected based on recent change
Overall: 42.8 years
Female: 44.3 years
Male: 41.5 years
There are 9,452 adults, (2,513 of whom are seniors) in Menard County.
Female: 6,158 (50.9%)
Male: 5,937 (49.1%)
The racial composition of Menard County includes 94.85% White, and smaller percentages for Black or African American, Asian, Native Hawaiian or Pacific Islander, other race and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 11,472 | 94.85% |
| Two or more races | 494 | 4.08% |
| Black or African American | 63 | 0.52% |
| Asian | 31 | 0.26% |
| Native Hawaiian or Pacific Islander | 27 | 0.22% |
| Other race | 8 | 0.07% |
Menard County 's average per capita income is $53,857. Household income levels show a median of $82,176. The poverty rate stands at 10.12%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $120,466 | - |
| Families | $101,956 | $108,554 |
| Households | $82,176 | $97,054 |
| Non Families | $46,510 | $67,177 |
Average Income
Median Household Income
Poverty Rate