St. Joseph, Illinois Population 2022

3,778
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St. Joseph is a city located in Illinois. St. Joseph has a 2020 population of 3,778. St. Joseph is currently declining at a rate of -0.42% annually and its population has decreased by -0.84% since the most recent census, which recorded a population of 3,810 in 2010.

The average household income in St. Joseph is $92,356 with a poverty rate of 5.21%. The median rental costs in recent years comes to $665 per month, and the median house value is $194,800. The median age in St. Joseph is 36.6 years, 34.6 years for males, and 39.2 years for females.

St. Joseph Demographics

According to the most recent ACS, the racial composition of St. Josephwas:

  • White: 98.00%
  • Asian: 1.97%
  • Black or African American: 0.02%
  • Native American: 0.00%
  • Native Hawaiian or Pacific Islander: 0.00%
  • Other race: 0.00%
  • Two or more races: 0.00%
The current population of St. Joseph, Illinois is 3,778 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 3,810.

St. Joseph, Illinois Population 2022

Population by Race

Race Population Percentage
White3,97298.00%
Black or African American10.02%
Asian801.97%
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St. Joseph Population by Race

St. Joseph Population Pyramid 2022

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St. Joseph Median Age

39.2


Total

35.5


Male

41.2


Female

St. Joseph Adults

There are 2,856 adults, (584 of whom are seniors) in St. Joseph.

St. Joseph Age Dependency

Age Dependency Ratio

25.7

Old Age Dependency Ratio

52.7

Child Dependency Ratio

St. Joseph Sex Ratio

Female

2,076

51.22%

Male

1,977

48.78%

St. Joseph Population by Age

St. Joseph Renter vs Owner Occupied by Household Type

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St. Joseph Household Types

Type Owner Renter
Male100%0%
Married97.8%2.2%
All87.4%12.6%
Female85.3%14.7%
Non Family67.8%32.2%

87.4%

Rate of Home Ownership

St. Joseph Households and Families

Type Count Average Size Owned
All1,4522.7887.4
Married7373.3397.8
Male162.75100
Female3333.3985.3
Non Family3661.1167.8

3.33

Average Family Size

2.78

Average Household Size

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St. Joseph Households by Type

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Education Attained Count Percentage
Less Than 9th Grade0.00%
9th to 12th Grade180.68%
High School Graduate75028.32%
Some College56421.30%
Associates Degree30611.56%
Bachelors Degree61623.26%
Graduate Degree39414.88%
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St. Joseph Educational Attainment by Sex (over 25)

St. Joseph Educational Attainment by Race

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Race Total High School Bachelors
Asian808031
White2,5572,539979
Black11
Hispanic1010

The highest rate of high school graduation is among black people with a rate of 100.00%.

The highest rate of bachelors degrees is among asian people with a rate of 38.75%.

St. Joseph Educational Attainment by Race

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Name Average Male Female
Overall$55,150$57,469$50,610
Less Than 9th Grade$$$
High School Graduate$46,389$43,864$68,906
Some College$54,777$61,300$43,094
Bachelors Degree$51,788$52,413$42,115
Graduate Degree$71,033$92,614$70,435

$55,150

Average Earnings

$57,469

Average Male

$50,610

Average Female

St. Joseph Earnings by Educational Attainment

St. Joseph Language by Age

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St. Joseph Language

96.23% of St. Joseph residents speak only English, while 3.77% speak other languages. The non-English language spoken by the largest group is Asian and Pacific Island languages, which is spoken by 2.08% of the population.

St. Joseph Language

St. Joseph Poverty by Race

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5.21%

Overall Poverty Rate

1.92%

Male Poverty Rate

8.33%

Female Poverty Rate

Poverty in St. Joseph

The race most likely to be in poverty in St. Joseph is White, with 5.37% below the poverty level.

The race least likely to be in poverty in St. Joseph is Other, with NaN% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.81%. Among those working part-time, it was 5.48%, and for those that did not work, the poverty rate was 12.12%.

St. Joseph Poverty

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Name Poverty
Less Than 9th Grade11.11%
High School3.87%
Some College11.49%
Bachelors or Greater0.89%

St. Joseph Poverty Rate by Education

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Rate Poverty
Male Employed3.16%
Male Unemployed0.00%
Female Employed2.60%
Female Unemployed0.00%

St. Joseph Poverty Rate by Employment Status and Sex

St. Joseph Income by Household Type

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Name Median Mean
Households$93,621$95,206
Families$105,526$108,098
Married Families$119,471-
Non Families-$53,329
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Income by Household Type

St. Joseph Marital Status

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Marriage Rates

53.1%

Overall Marriage Rate

57.8%

Male Marriage Rate

49.2%

Female Marriage Rate

St. Joseph Married by Age and Sex

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St. Joseph Marriage

The age group where males are most likely to be married is 35-44, while the female age group most likely to be married is 45-54.

St. Joseph Marital Status by Race

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St. Joseph Marital Status

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174

Number of Veterans

Male Veterans

Female Veterans

War Veterans
Second Gulf War8
First Gulf War22
Vietnam96
Korea14
World War II

St. Joseph Veterans by War

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Age Group Veterans
18 to 34
35 to 5430
55 to 6423
65 to 7496
75+25

St. Joseph Veterans by Age

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Name Veterans % of Total
White1746.27%
Hispanic1052.63%

St. Joseph Veterans by Race

St. Joseph Veterans by Education

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0.00%

Veteran Poverty Rate

45.40%

Veteran Disability Rate

St. Joseph Veterans by Education

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66.6%

Labor Force Participation

65%

Employment Rate

2.4%

Unemployment Rate

St. Joseph Employment by Age

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St. Joseph Employment by Race

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St. Joseph Employment by Education

Origin of Non-Citizens

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Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

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79.35%

Born in St. Joseph

97.80%

Native Born

2.20%

Foreign Born

0.22%

Non Citizen

1.97%

Naturalized

Place of Birth

97.80% of St. Joseph residents were born in the United States, with 79.35% having been born in Illinois. 0.22% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

St. Joseph Place of Birth

Note: 2021 and 2022 data is projected
Year Population Growth Annual Growth Rate
20002,9120.00%
20103,9671,0553.14%
20113,951-16-0.40%
20123,935-16-0.40%
20133,919-16-0.41%
20143,903-16-0.41%
20153,887-16-0.41%
20163,871-16-0.41%
20173,855-16-0.41%
20183,839-16-0.42%
20193,823-16-0.42%
20203,810-13-0.34%
20213,794-16-0.42%
20223,778-16-0.42%

St. Joseph Population by Year