St. Peter is a CDP located in Calumet County, Wisconsin. St. Peter has a 2025 population of 1,334 . St. Peter is currently declining at a rate of -0.74% annually and its population has decreased by -2.06% since the most recent census, which recorded a population of 1,362 in 2020.
The average household income in St. Peter is $138,752 with a poverty rate of 0%. The median age in St. Peter is 46.6 years: 39.6 years for males, and 47.3 years for females. For every 100 females there are 106.0 males.
Data after 2023 is projected based on recent change
The racial composition of St. Peter includes 91.8% White, 4.06% other race, and smaller percentages for and multiracial populations.
White (91.8%)
Two or more races (4.13%)
Other race (4.06%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 1,288 | 91.8% |
| Two or more races | 58 | 4.13% |
| Other race | 57 | 4.06% |
Married
Widowed
Divorced
Separated
Never Married
St. Peter's average per capita income is $71,987. Household income levels show a median of $153,400. The poverty rate stands at 0%.
Name | Median | Mean |
|---|---|---|
| Non Families | $175,269 | $124,728 |
| Married Families | $158,456 | - |
| Households | $153,400 | $138,752 |
| Families | $152,550 | $136,549 |
Average Income
Median Household Income
Poverty Rate