Olive township is located in Madison County, Illinois. Olive township has a 2026 population of 1,674. Olive township is currently declining at a rate of -0.18% annually and its population has decreased by -1.59% since the most recent census, which recorded a population of 1,701 in 2020.
The median household income in Olive township is $65,227 with a poverty rate of 6.12%. The median age in Olive township is 50.3 years: 50.9 years for males, and 49.6 years for females. For every 100 females there are 124.5 males.
Data after 2023 is projected based on recent change
The racial composition of Olive township includes 90.98% White, and smaller percentages for other race, Asian and multiracial populations.
White (90.98%)
Two or more races (8.47%)
Other race (0.41%)
Asian (0.14%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 1,332 | 90.98% |
| Two or more races | 124 | 8.47% |
| Other race | 6 | 0.41% |
| Asian | 2 | 0.14% |
Married
Widowed
Divorced
Separated
Never Married
Olive township's average per capita income is $42,083. Household income levels show a median of $65,227. The poverty rate stands at 6.12%.
Name | Median | Mean |
|---|---|---|
| Married Families | $91,875 | - |
| Families | $80,795 | $105,424 |
| Households | $65,227 | $89,799 |
| Non Families | $58,977 | $62,158 |
Average Income
Median Household Income
Poverty Rate