St. Anthony, Idaho Demographics & Population 2026
During the 2020–2024 ACS period, St. Anthony, Idaho had a total population of 3,911, the 41st largest city in Idaho, with a median household income of $53,152, which is 32% lower than the state average. The poverty rate is 18.0%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Household income is 32% below the state average, indicating significant economic challenges.
St. Anthony Quick Facts
How St. Anthony 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 | 3,818 | 3,911 | +2.4% |
| Median household income | $52,446 | $53,152 | +1.3% |
| Median home value | $199,600 | $231,900 | +16.2% |
How St. Anthony 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
Moderate diversity with one or two groups making up the majority.
State average: 36 | National average: 61
Education
Educational Attainment (Adults 25+)
St. Anthony Rankings in Idaho
Explore Idaho Rankings
Other Cities in Fremont County
Cities Similar to St. Anthony
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| McCall | 3,946 | $60,253 | $676,500 | 42.8% | 16.0% |
| Heyburn | 3,693 | $64,179 | $237,800 | 23.7% | 20.8% |
| Gooding | 3,778 | $41,899 | $186,100 | 11.7% | 27.5% |
| Grangeville | 3,515 | $61,322 | $293,300 | 29.1% | 16.3% |
| Orofino | 3,260 | $53,438 | $223,400 | 16.4% | 13.6% |
Population Overview
St. Anthony is a small community located in Idaho, within Fremont County. The total population is 3,911. It ranks as the 41st most populous out of 232 Census-designated places in Idaho.
Age Demographics
The median age in St. Anthony is 32.4 years. This is 13% lower than the state median of 37.3 years.
Economy, Income & Housing
The median household income in St. Anthony is $53,152. This is 32% lower than the state median of $77,800. It is also 34% lower than the national median of $80,734. The poverty rate stands at 18.0%. This is 70% higher than the state poverty rate of 10.6%. The unemployment rate is 6.3%. This is 70% higher than the state rate of 3.7%. The median home value is $231,900. Housing costs are 45% lower than the state median of $418,600. The home-value-to-income ratio is 4.4x. 64.0% of occupied housing units are owner-occupied. This homeownership rate is 11% lower than the state average of 72.1%.
Race & Ethnicity
The largest racial or ethnic group in St. Anthony is White (non-Hispanic), making up 66.6% of the population. Hispanic or Latino residents account for 22.0%. The Hispanic or Latino population is significantly higher than the state average (22.0% vs 13.7%). The Asian population (0.4%) is well below the state average of 1.3%.
Education
13.3% of residents aged 25 and older hold a bachelor's degree or higher. This is 58% lower than the state rate of 31.8%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 86.3%.
Data Sources & Methodology
All demographic data for St. Anthony, Idaho 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 Idaho state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 232 Census-designated places in Idaho. 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. Anthony, Idaho?
St. Anthony, Idaho has a population of 3,911 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in St. Anthony, ID?
The median household income in St. Anthony is $53,152, which is 34% lower than the national median of $80,734.
What is the poverty rate in St. Anthony, ID?
The poverty rate in St. Anthony is 18.0%. This means approximately 642 residents live below the federal poverty line.
What is the racial makeup of St. Anthony, Idaho?
St. Anthony's population is 66.6% White, 0.4% Black, 22.0% Hispanic/Latino, and 0.4% Asian.
What is the median home value in St. Anthony, ID?
The median home value in St. Anthony is $231,900. The home-value-to-income ratio is 4.4x.
How educated is St. Anthony, Idaho?
13.3% of adults (25+) in St. Anthony hold a bachelor's degree or higher, and 4.0% hold a graduate or professional degree.