St. Anthony

County:: Fremont County
County Seat:: Yes
Area (mi²):: 1.925
State:: Idaho

St. Anthony is a city located in Fremont County, Idaho. St. Anthony has a 2025 population of 4,236. It is also the county seat of Fremont County. St. Anthony is currently growing at a rate of 2.57% annually and its population has increased by 14.24% since the most recent census, which recorded a population of 3,708 in 2020.

The average household income in St. Anthony is $67,180 with a poverty rate of 21.15%.The median age in St. Anthony is 32.7 years: 33.9 years for males, and 29.9 years for females.

Demographics

The racial composition of St. Anthony includes 77.82% White, 11.21% other race, 3.8% Native American, and smaller percentages for Native Hawaiian or Pacific Islander, Black or African American, Asian and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	2,971	77.82%
Other race	428	11.21%
Two or more races	247	6.47%
Native American	145	3.8%
Native Hawaiian or Pacific Islander	11	0.29%
Black or African American	9	0.24%
Asian	7	0.18%

St. Anthony Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

St. Anthony's average per capita income is $30,487. Household income levels show a median of $52,446. The poverty rate stands at 21.15%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.

Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.

Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.

Name	Median	Mean
Married Families	$65,036	-
Families	$58,026	$62,450
Households	$52,446	$67,180
Non Families	$39,609	$73,837

$30,487

Average Income

$52,446

Median Household Income

21.15%

Poverty Rate