St. Peter CDP, Wisconsin Demographics & Population 2026

Population Overview

St. Peter CDP is a small community located in Wisconsin. The total population is 1,403. It ranks as the 333rd most populous out of 807 cities and towns in Wisconsin.

Age Demographics

The median age in St. Peter CDP is 46.6 years. This is 16% higher than the state median of 40.1 years. With 28.6% of the population under 18, St. Peter CDP has a notably young demographic profile, suggesting a family-oriented community.

Economy, Income & Housing

The median household income in St. Peter CDP is $153,400. This is 103% higher than the state median of $75,670. Compared to the national median of $78,538, household income here is 95% higher. The poverty rate stands at 0.0%. This is 100% lower than the state poverty rate of 10.6%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The unemployment rate is 1.1%. This is 67% lower than the state rate of 3.3%. The median home value is $339,600. Housing costs are 37% higher than the state median of $247,400. With a home-value-to-income ratio of just 2.2x, St. Peter CDP is one of the most affordable housing markets in the area. 94.7% of occupied housing units are owner-occupied. This homeownership rate is 40% higher than the state average of 67.9%.

Race & Ethnicity

St. Peter CDP has a predominantly White (non-Hispanic) population, comprising 91.8% of all residents. Hispanic or Latino residents account for 6.4%.

Education

38.7% of residents aged 25 and older hold a bachelor's degree or higher. This is 18% higher than the state rate of 32.8%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 94.8%. Notably, 19.7% of adults hold a graduate or professional degree, indicating a highly educated workforce.

Data Sources & Methodology

All demographic data for St. Peter CDP, Wisconsin is sourced from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023). The ACS collects data from approximately 3.5 million households annually, providing reliable estimates for communities of all sizes. Comparisons are made against Wisconsin state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 807 Census-designated places in Wisconsin. For official data, visit data.census.gov.