Montello is a city located in Marquette County, Wisconsin. Montello has a 2025 population of 1,435 . It is also the county seat of Marquette County . Montello is currently declining at a rate of -0.14% annually and its population has decreased by -0.49% since the most recent census, which recorded a population of 1,442 in 2020.
The average household income in Montello is $59,440 with a poverty rate of 18.34%. The median age in Montello is 49.2 years: 47.5 years for males, and 56.9 years for females. For every 100 females there are 90.4 males.
Data after 2023 is projected based on recent change
The racial composition of Montello includes 96.81% White, and smaller percentages for Two or more races, Black or African American, other race, Native American and multiracial populations.
White (96.81%)
Two or more races (1.84%)
Black or African American (0.5%)
Other race (0.5%)
Native American (0.35%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 1,366 | 96.81% |
| Two or more races | 26 | 1.84% |
| Black or African American | 7 | 0.5% |
| Other race | 7 | 0.5% |
| Native American | 5 | 0.35% |
Married
Widowed
Divorced
Separated
Never Married
Montello's average per capita income is $39,028. Household income levels show a median of $54,023. The poverty rate stands at 18.34%.
Name | Median | Mean |
|---|---|---|
| Married Families | $78,750 | - |
| Families | $64,000 | $72,889 |
| Households | $54,023 | $59,440 |
| Non Families | $29,775 | $39,526 |
Average Income
Median Household Income
Poverty Rate