St. Louis Flag

St. Louis

County:
Gratiot County
County Seat:
No
Area (mi²):
3.315
State:
Michigan

St. Louis is a city located in Gratiot County, Michigan. St. Louis has a 2026 population of 7,470. St. Louis is currently growing at a rate of 0.04% annually and its population has increased by 0.2% since the most recent census, which recorded a population of 7,455 in 2020.

The median household income in St. Louis is $51,167 with a poverty rate of 13.4%. The median age in St. Louis is 37.5 years: 37.4 years for males, and 38.6 years for females. For every 100 females there are 294.8 males.

7.5K
Total Population
2,254
Density (mi²)
3 0.04%
Growth

St. Louis Population

St. Louis Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
20267,47030.04%
20257,46720.03%
20247,465-11-0.15%
20237,4762162.98%
20227,260981.37%
20217,162-301-4.03%
20207,4551902.62%
20197,2651381.94%
20187,127-153-2.1%
20177,2802583.67%
20167,022-211-2.92%
20157,23330.04%
20147,230-252-3.37%
20137,482650.88%
20127,417410.56%
20117,376-90-1.21%
20107,466-16-0.21%
20004,49466617.4%
19903,828-279-6.79%
19804,10760.15%
19704,1012937.69%
19603,80846113.77%
19503,34730810.13%
19403,03930.1%
19203,03600%

Median Age

Overall: 37.5 years
Female: 38.6 years
Male: 37.4 years

St. Louis Adults

There are 6,571 adults, (865 of whom are seniors) in St. Louis.

Sex Ratio

Female: 1,866 (25.3%)
Male: 5,501 (74.7%)

Demographics

The racial composition of St. Louis includes 61.67% White, 28.8% Black or African American, and smaller percentages for other race, Native American, Asian and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White4,54361.67%
Black or African American2,12228.8%
Two or more races4976.75%
Other race1582.14%
Native American430.58%
Asian40.05%
Race
Population ↓
Percentage (of total)
Two or more races2573.49%
White2283.09%
Other race1151.56%
Black or African American150.2%
Native American40.05%
Race
Population ↓
Percentage (of total)
White4,31558.57%
Black or African American2,10728.6%
Two or more races2403.26%
Other race430.58%
Native American390.53%
Asian40.05%

St. Louis Marital Status

Economics and Income Statistics

St. Louis ' average per capita income is $32,148. Household income levels show a median of $51,167. The poverty rate stands at 13.4%.

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$91,161-
Families$66,500$77,641
Households$51,167$62,750
Non Families$29,500$37,981

$32,148

Average Income

$51,167

Median Household Income

13.4%

Poverty Rate

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)