St. Nazianz is a village located in Manitowoc County, Wisconsin. St. Nazianz has a 2025 population of 712 . St. Nazianz is currently declining at a rate of -0.14% annually and its population has decreased by -0.28% since the most recent census, which recorded a population of 714 in 2020.
The average household income in St. Nazianz is $78,451 with a poverty rate of 5.79%. The median age in St. Nazianz is 54 years: 42.6 years for males, and 60.6 years for females. For every 100 females there are 102.1 males.
Data after 2023 is projected based on recent change
The racial composition of St. Nazianz includes 97.84% White, and smaller percentages for Two or more races, Asian, Native Hawaiian or Pacific Islander and multiracial populations.
White (97.84%)
Two or more races (1.02%)
Asian (0.91%)
Native Hawaiian or Pacific Islander (0.23%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 862 | 97.84% |
| Two or more races | 9 | 1.02% |
| Asian | 8 | 0.91% |
| Native Hawaiian or Pacific Islander | 2 | 0.23% |
Married
Widowed
Divorced
Separated
Never Married
St. Nazianz's average per capita income is $49,706. Household income levels show a median of $56,875. The poverty rate stands at 5.79%.
Name | Median | Mean |
|---|---|---|
| Married Families | $86,339 | - |
| Families | $77,250 | $121,100 |
| Households | $56,875 | $78,451 |
| Non Families | $29,430 | $41,543 |
Average Income
Median Household Income
Poverty Rate