St. Peter, Minnesota Demographics & Population 2026
During the 2020–2024 ACS period, St. Peter, Minnesota had a total population of 12,185, the 92nd largest city in Minnesota, with a median household income of $65,122, which is 27% lower than the state average. The poverty rate is 16.8%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Near full employment with an unemployment rate of just 2.0%.
St. Peter Quick Facts
How St. Peter Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 12,085 | 12,185 | +0.8% |
| Median household income | $65,042 | $65,122 | +0.1% |
| Median home value | $238,700 | $250,700 | +5.0% |
How St. Peter Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A less diverse community where one racial or ethnic group represents a large majority.
State average: 41 | National average: 61
Education
Educational Attainment (Adults 25+)
St. Peter Rankings in Minnesota
Explore Minnesota Rankings
Other Cities in Nicollet County
Cities Similar to St. Peter
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Cloquet | 12,537 | $61,367 | $212,700 | 25.8% | 15.9% |
| Grand Rapids | 11,207 | $61,029 | $213,800 | 28.8% | 15.5% |
| New Ulm | 14,056 | $64,449 | $204,200 | 27.9% | 9.2% |
| Worthington | 13,780 | $61,797 | $210,300 | 16.8% | 17.6% |
| Marshall | 13,896 | $68,566 | $210,300 | 35.5% | 16.9% |
Population Overview
St. Peter is a small city located in Minnesota, within Nicollet County. The total population is 12,185. It ranks as the 92nd most populous out of 914 Census-designated places in Minnesota.
Age Demographics
The median age in St. Peter is 35.6 years. This is 8% lower than the state median of 38.8 years.
Economy, Income & Housing
The median household income in St. Peter is $65,122. This is 27% lower than the state median of $89,062. It is also 19% lower than the national median of $80,734. The poverty rate stands at 16.8%. This is 81% higher than the state poverty rate of 9.3%. The unemployment rate is 2.0%. This is 51% lower than the state rate of 4.1%. The median home value is $250,700. Housing costs are 24% lower than the state median of $329,300. The home-value-to-income ratio is 3.8x. 64.9% of occupied housing units are owner-occupied. This homeownership rate is 10% lower than the state average of 72.2%.
Race & Ethnicity
The largest racial or ethnic group in St. Peter is White (non-Hispanic), making up 79.5% of the population. Hispanic or Latino residents account for 8.1%. The Asian population (1.3%) is well below the state average of 5.1%.
Education
34.5% of residents aged 25 and older hold a bachelor's degree or higher. This is 13% lower than the state rate of 39.4%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 90.8%.
Data Sources & Methodology
All demographic data for St. Peter, Minnesota is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Minnesota state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 914 Census-designated places in Minnesota. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
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Frequently Asked Questions
What is the population of St. Peter, Minnesota?
St. Peter, Minnesota has a population of 12,185 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in St. Peter, MN?
The median household income in St. Peter is $65,122, which is 19% lower than the national median of $80,734.
What is the poverty rate in St. Peter, MN?
The poverty rate in St. Peter is 16.8%. This means approximately 1,677 residents live below the federal poverty line.
What is the racial makeup of St. Peter, Minnesota?
St. Peter's population is 79.5% White, 7.3% Black, 8.1% Hispanic/Latino, and 1.3% Asian.
What is the median home value in St. Peter, MN?
The median home value in St. Peter is $250,700. The home-value-to-income ratio is 3.8x.
How educated is St. Peter, Minnesota?
34.5% of adults (25+) in St. Peter hold a bachelor's degree or higher, and 14.7% hold a graduate or professional degree.