St. Joseph

County:: Champaign County
County Seat:: No
Area (mi²):: 2.083
State:: Illinois

St. Joseph is a village located in Champaign County, Illinois. St. Joseph has a 2025 population of 3,598. St. Joseph is currently declining at a rate of -1.07% annually and its population has decreased by -5.19% since the most recent census, which recorded a population of 3,795 in 2020.

The average household income in St. Joseph is $126,661 with a poverty rate of 4.3%.The median age in St. Joseph is 39.9 years: 35.5 years for males, and 41.9 years for females.

Demographics

The racial composition of St. Joseph includes 93.14% White, and smaller percentages for Asian, Native American, Black or African American and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	3,570	93.14%
Two or more races	175	4.57%
Asian	79	2.06%
Native American	7	0.18%
Black or African American	2	0.05%

St. Joseph Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

St. Joseph's average per capita income is $70,215. Household income levels show a median of $114,594. The poverty rate stands at 4.3%.

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	$156,550	-
Families	$147,950	$151,936
Households	$114,594	$126,661
Non Families	$61,612	$85,397

$70,215

Average Income

$114,594

Median Household Income

4.3%

Poverty Rate