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St. Johns, MI
Key Indicators
A quick look at key numbers
Population
7,715
Source: U.S. Census Bureau American Community Survey (ACS) 2020-2024 5-Year Estimates
Median Age
44.3
years ∙ half population younger than 44.3, half older
Diversity Index
18.9%
chance two random people differ in race and ethnicity
Nativity
2%
foreign-born population
Geographic Context
Location, size, and surroundings
About
St. Johns is a city within Clinton County, Michigan, United States.
Co-ordinates
DEC43.000509° N, 84.555518° W
DMS43° 00′ 01.83″ N, 84° 33′ 19.86″ W
Population Density & area
1,833/sq mi
(707.1/km²)
Demographics & Living
Who lives here, how households are formed, and community composition
Population Composition
Key characteristics of the population
Sex Distribution
46.7%
male
Male
46.7%
Female
53.3%
males per 100 females
St. Johns
87.6
Clinton County
98.6
Michigan
98.2
Nativity
2%
foreign-born population
% Foreign-born
St. Johns
2%
Clinton County
2.7%
Michigan
7.2%
Age Distribution
How the population is spread across age groups
Median Age
44.3
years ∙ half population younger than 44.3, half older
Dependency ratio
81.1
dependents per 100 working-age adults
St. Johns
81.1
Clinton County
67.1
Michigan
66.3
AGE DISTRIBUTION
Distribution of age group
Median age
| St. Johns | Clinton County | Michigan | |
|---|---|---|---|
| Age Group | |||
| Children (Under 18) | 22.7% | 21.4% | 21.2% |
| Working age (18-64) | 55.2% | 59.8% | 60.2% |
| Senior (65+) | 22.1% | 18.8% | 18.6% |
| Dependency ratio | |||
| Total dependency ratio | 81.1 | 67.1 | 66.3 |
| Child dependency ratio | 41 | 35.7 | 35.3 |
| Old-age dependency ratio | 40 | 31.4 | 31 |
Racial & Ethnic Composition
Racial and ethnic makeup and how it compares
Race & Ethnicity
Note: White, Black, and Asian refer to individuals belonging to a single race and not of Hispanic origin. Hispanics may be of any race.
Diversity Index
18.9%
chance two random people differ in race and ethnicity
St. Johns
18.9%
Clinton County
23.3%
Michigan
45.2%
Note: The Diversity Index (DI), based on the Blau Index, measures the probability that two randomly selected individuals differ in race and ethnicity. Values range from 0 (no diversity) to 1 (high diversity) and are shown as percentages.
RACIAL & ETHNIC COMPOSITION
Race & Ethnicity
Percentage of St. Johns population
| St. Johns | Clinton County | Michigan | |
|---|---|---|---|
| Hispanic or Latino | 3.7% | 5.2% | 5.9% |
| Mexican | 3.4% | 4% | 4% |
| Puerto Rican | 0% | 0.5% | 0.5% |
| Cuban | 0.1% | 0.1% | 0.2% |
| Other Hispanic / Latino | 0.2% | 0.6% | 1.2% |
| Not Hispanic or Latino | 96.3% | 94.8% | 94.1% |
| One race | 92.7% | 91.4% | 89.6% |
| White | 89.9% | 87.3% | 72.4% |
| Black or African American | 1.1% | 1.8% | 13.1% |
| American Indian and Alaska Native | 0.7% | 0.2% | 0.3% |
| Asian | 0.7% | 1.5% | 3.4% |
| Native Hawaiian and Other Pacific Islander | 0% | 0% | 0% |
| Some Other Race | 0.3% | 0.5% | 0.5% |
| Two or more races (Multiracial) | 3.6% | 3.4% | 4.5% |
Household & Families Composition
Household size, type, and family structure
Household structure
59.1%
family
Family
59.1%
Non family
40.9%
% family households
St. Johns
59.1%
Clinton County
66.5%
Michigan
62.4%
Average household size
2.29
persons per household
Household & Family COMPOSITION
Households
Percentage of St. Johns population
| St. Johns | Clinton County | Michigan | |
|---|---|---|---|
| Total households | 3,263 | 31,639 | 4,076,369 |
| Average houshold size | 2.29 | 2.49 | 2.42 |
| Family households | 1,927 | 21,030 | 2,545,621 |
| Average family size | 3.07 | 2.99 | 3.05 |
| Married couple family | 1,420 | 16,865 | 1,878,767 |
| Other families | 507 | 4,165 | 666,854 |
| Male householder | 149 | 1,622 | 199,150 |
| Female householder | 358 | 2,543 | 467,704 |
| Non-family households | 1,336 | 10,609 | 1,530,748 |
| One-person households | 1,239 | 8,114 | 1,250,418 |
| Male householder | 402 | 3,792 | 583,425 |
| Senior (65+) living alone | 98 | 1,530 | 188,594 |
| Female householder | 837 | 4,322 | 666,993 |
| Senior (65+) living alone | 471 | 2,231 | 349,637 |
| Other living arrangements | 97 | 2,495 | 280,330 |
Housing Profile
Housing stock, ownership, rentals, and cost burdens
Total housing units
3,501
housing units
St. Johns
3,501
Clinton County
33,315
Michigan
4,622,236
Occupancy status
93.2%
occupied
Occupied
93.2%
Vacant
6.8%
vacancy rate
St. Johns
6.8%
Clinton County
5%
Michigan
11.8%
Housing Characteristics
How the housing supply is structured and used
Types of Housing unit
73.8%
Single family houses
Median Year Built
1967
Half of houses were built before 1967, and half after.
Note: Median year built reflects occupied units only; distribution includes all units.
Housing Characteristics
Units, rooms & bedrooms
Physical characteristics of housing units
| St. Johns | Clinton County | Michigan | |
|---|---|---|---|
| Rooms per unit | |||
| Median rooms | 6.1 | 6.5 | 5.9 |
| 1–3 rooms | 11.7% | 5.5% | 10.5% |
| 4–6 rooms | 46.3% | 43.9% | 51.9% |
| 7+ rooms | 42.1% | 50.7% | 37.6% |
| Bedrooms | |||
| No bedroom / studio | 3.1% | 0.7% | 1.6% |
| 1 bedroom | 7.9% | 3.8% | 8.9% |
| 2 bedrooms | 25.4% | 17.8% | 24.6% |
| 3 bedrooms | 43% | 45.8% | 43.5% |
| 4+ bedrooms | 20.6% | 31.9% | 21.4% |
| At a glance | |||
| Median year built | 1967 | 1981 | 1972 |
| Total housing units | 3,501 | 33,315 | 4,622,236 |
Occupancy Profile
Who is inside and how they use it
Homeownership
69.7%
owners
Renter-occupied
30.3%
Owner-occupied
69.7%
homeownership rate
St. Johns
69.7%
Clinton County
82.2%
Michigan
73.2%
Average household size
2.51
Owner-occupied
1.76
Renter-occupied
owner-occupied average size
St. Johns
2.51
Clinton County
2.56
Michigan
2.54
Housing Characteristics
Occupied unit characteristics
Tenure, crowding, and utilities
| St. Johns | Clinton County | Michigan | |
|---|---|---|---|
| Total occupied units | 3,263 | 31,639 | 4,076,369 |
| Year moved in | |||
| 2020 or later | 18.9% | 19.5% | 21% |
| 2010 to 2019 | 38.7% | 36.8% | 39.5% |
| 2000 to 2009 | 19.6% | 17.5% | 16% |
| 1999 or earlier | 22.8% | 26.3% | 23.4% |
| Occupants per room | |||
| 1.00 or fewer | 99.8% | 99% | 98.4% |
| 1.01 to 1.50 | 0.2% | 0.6% | 1.2% |
| 1.51 or more | 0% | 0.4% | 0.4% |
| Vehicles availability | |||
| No vehicles | 7.2% | 2.8% | 7% |
| 1 vehicle | 42% | 29% | 34.8% |
| 2 vehicles | 37.9% | 41.8% | 38.3% |
| 3 or more vehicles | 12.9% | 26.4% | 19.8% |
| House heating fuel used | |||
| Gas | 86.3% | 80.1% | 83.6% |
| Electricity | 10.2% | 12.3% | 12.1% |
| Solar | 0% | 0% | 0% |
| Fuel oil, kerosene etc | 0.5% | 2.9% | 0.8% |
| All other fuels | 1.2% | 4.2% | 3% |
| No fuel used | 1.9% | 0.5% | 0.5% |
| Selected characteristics | |||
| Lacking complete plumbing | 0% | 0.2% | 0.4% |
| Lacking complete kitchen | 1% | 0.4% | 0.7% |
| No telephone service available | 1% | 0.5% | 0.7% |
Housing Value
What owner-occupied units are worth
Median home value
$192,400
owner-occupied units
Housing Cost Burden
18.8%
of homeowners with a mortgage are cost-burdened
Note: Households spending 30% or more of their income on housing costs are considered cost-burdened.
Financial characteristics
Property value and housing costs
Tenure, crowding, and utilities
| St. Johns | Clinton County | Michigan | |
|---|---|---|---|
| Property value | |||
| Median Value | $192,400 | $259,500 | $231,600 |
| Under $100,000 | 12.5% | 11.1% | 16.8% |
| $100,000 - $200,000 | 40.6% | 20.6% | 24.7% |
| $200,000 - $300,000 | 32.5% | 28.6% | 23.4% |
| $300,000 - $500,000 | 14.4% | 31.1% | 24.1% |
| $500,000 - $1,000,000 | 0% | 8.2% | 9.2% |
| $1,000,000 and more | 0% | 0.5% | 1.6% |
| Owner-occupied households | |||
| With a mortgage | 63.1% | 60.5% | 57.8% |
| Without a mortgage | 36.9% | 39.5% | 42.2% |
| Median monthly owner costs | |||
| With a mortgage | $1,416 | $1,726 | $1,569 |
| Without a mortgage | $649 | $625 | $602 |
| Gross rent | |||
| Median rent | $887 | $1,092 | $1,129 |
Education Profile
How educated is the community and how education pays off
Adults with a college degree
26.5%
of adults 25+ with a bachelor's degree or higher
St. Johns
26.5%
Clinton County
35.4%
Michigan
32.4%
Adults without a high school diploma
7%
of adults (25+) without a high school diploma
St. Johns
7%
Clinton County
4.7%
Michigan
8%
School Enrollment
Who is enrolled in school and at what level
School enrollment
1,608
population (age 3+) enrolled in school
College-going rate (18-24 yr olds)
18.7%
of 18-24-year-olds in college or graduate school
Enrollment & school type
Enrollment levels, college-going rate, and public vs private school split
Population 3+ currently enrolled in a school
| St. Johns | Clinton County | Michigan | |
|---|---|---|---|
| Total enrolled (age 3+) | 1,608 | 18,970 | 2,312,914 |
| Nursery / preschool | 2.8% | 5.4% | 5.6% |
| K–12 | 84.7% | 67.8% | 67.9% |
| Kindergarten | 2.7% | 5.7% | 5.2% |
| Elementary: Grades 1–4 | 25.7% | 19% | 19.7% |
| Elementary: Grades 5–8 | 29% | 20.4% | 20.8% |
| High School: Grades 9–12 | 27.3% | 22.8% | 22.2% |
| College or graduate school | 12.5% | 26.8% | 26.5% |
| College, undergraduate | 8.2% | 21.3% | 21.1% |
| Graduate, professional school | 4.3% | 5.5% | 5.4% |
| College-going rate · 18-24 yr olds | 18.7% | 46.5% | 41.1% |
| School type | |||
| Public school | 88.6% | 86.9% | 85.2% |
| Private school | 11.4% | 13.1% | 14.8% |
Education Attainment by Level & Gender
What is the highest level of education completed among adults
Education attainment
5,668
population 25 years and over
Attainment by gender
Male vs Female
Adults (25+) · Share within each education level
Educational Attainment Overview
Distribution and key education attainment rates for adults (25+)
Highest credential completed · adults 25+
| St. Johns | Clinton County | Michigan | |
|---|---|---|---|
| Population (25+) | 5,668 | 56,125 | 7,008,507 |
| Less than 9th grade | 1.6% | 1.8% | 2.6% |
| 9th–12th, no diploma | 5.4% | 2.9% | 5.4% |
| High school diploma or GED | 28% | 24.8% | 28% |
| Some college, no degree | 25.3% | 23.1% | 21.9% |
| Associate's degree | 13.2% | 12% | 9.8% |
| Bachelor's degree or higher | 26.5% | 35.4% | 32.4% |
| Bachelor's degree | 15.7% | 21.4% | 19.7% |
| Graduate or professional | 10.7% | 13.9% | 12.7% |
| High School or higher | 93% | 95.3% | 92.1% |
Earnings by education level
percentage as applicable
Median Earnings
$50,718
Median earnings for adults 25+, by level
Poverty Rate
4.1%
for ages 25+, with bachelors degree or higher
Outcomes by Education Level
Earnings and poverty rates across education levels (25+)
Adults 25+
| St. Johns | Clinton County | Michigan | |
|---|---|---|---|
| Median earnings | |||
| Population 25+, with earnings | $50,718 | $57,832 | $50,316 |
| Less than high school graduate | $— | $36,587 | $31,851 |
| High school graduate (includes equivalency) | $35,900 | $37,912 | $37,777 |
| Some college or associate's degree | $50,830 | $50,052 | $44,844 |
| Bachelor's degree | $71,429 | $77,545 | $66,893 |
| Graduate or professional degree | $77,356 | $89,058 | $85,195 |
| Poverty rates | |||
| Less than high school graduate | 29.5% | 16.2% | 27.4% |
| High school graduate (includes equivalency) | 18.6% | 13.3% | 15.2% |
| Some college or associate's degree | 6% | 6% | 10.3% |
| Bachelor's degree or higher | 4.1% | 3.2% | 4.2% |
About Neilsberg Research
Neilsberg Research team are data scientists with expertise in processing, analysis and visualization of big data helping small businesses make right decisions.
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