Monticello is a village located in Green County, Wisconsin. Monticello has a 2026 population of 1,175. Monticello is currently declining at a rate of -0.17% annually and its population has decreased by -1.01% since the most recent census, which recorded a population of 1,187 in 2020.
The median household income in Monticello is $75,833 with a poverty rate of 8.18%. The median age in Monticello is 40.6 years: 39.3 years for males, and 43.2 years for females. For every 100 females there are 99.2 males.
Data after 2023 is projected based on recent change
Overall: 40.6 years
Female: 43.2 years
Male: 39.3 years
There are 953 adults, (245 of whom are seniors) in Monticello.
Female: 597 (50.2%)
Male: 592 (49.8%)
The racial composition of Monticello includes 91.34% White, and smaller percentages for Black or African American, other race and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 1,086 | 91.34% |
| Two or more races | 94 | 7.91% |
| Black or African American | 5 | 0.42% |
| Other race | 4 | 0.34% |
Monticello 's average per capita income is $48,977. Household income levels show a median of $75,833. The poverty rate stands at 8.18%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $118,625 | - |
| Families | $97,344 | $103,652 |
| Households | $75,833 | $84,683 |
| Non Families | $55,417 | $60,807 |
Average Income
Median Household Income
Poverty Rate