Mount Sterling township Flag

Mount Sterling township

County:
Brown County
County Seat:
No
Area (mi²):
37.186
State:
Illinois

Mount Sterling township is located in Brown County, Illinois. Mount Sterling township has a 2026 population of 4,421. Mount Sterling township is currently declining at a rate of -0.61% annually but its population has increased by 2.98% since the most recent census, which recorded a population of 4,293 in 2020.

The median household income in Mount Sterling township is $65,481 with a poverty rate of 10.51%. The median age in Mount Sterling township is 38.9 years: 39.6 years for males, and 38.2 years for females. For every 100 females there are 246.7 males.

4.4K
Total Population
119
Density (mi²)
-27 -0.61%
Growth

Mount Sterling township Population

Mount Sterling township Population

Year ↓
Population
Growth
Annual Change
20264,421-27-0.61%
20254,448-27-0.6%
20244,475-38-0.84%
20234,513591.32%
20224,454451.02%
20214,4091162.7%
20204,293-8-0.19%
20194,424190.43%
20184,405-18-0.41%
20174,423-13-0.29%
20164,436-100-2.2%
20154,536-71-1.54%
20144,607-18-0.39%
20134,625-9-0.19%
20124,634-3-0.06%
20114,637-36-0.77%
20104,660-9-0.19%

Median Age

Overall: 38.9 years
Female: 38.2 years
Male: 39.6 years

Mount Sterling township Adults

There are 3,593 adults, (568 of whom are seniors) in Mount Sterling township.

Sex Ratio

Female: 1,199 (28.8%)
Male: 2,958 (71.2%)

Demographics

The racial composition of Mount Sterling township includes 62.47% White, 27.23% Black or African American, 5.63% other race, and smaller percentages for Native American, Asian and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White2,59762.47%
Black or African American1,13227.23%
Other race2345.63%
Two or more races1814.35%
Native American100.24%
Asian30.07%
Race
Population ↓
Percentage (of total)
Other race2345.63%
Two or more races1082.6%
White190.46%
Black or African American90.22%
Native American80.19%
Race
Population ↓
Percentage (of total)
White2,57862.02%
Black or African American1,12327.01%
Two or more races731.76%
Asian30.07%
Native American20.05%

Mount Sterling township Marital Status

Economics and Income Statistics

Mount Sterling township's average per capita income is $46,926. Household income levels show a median of $65,481. The poverty rate stands at 10.51%.

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$88,487-
Families$80,294$90,805
Households$65,481$79,446
Non Families$43,000$64,511

$46,926

Average Income

$65,481

Median Household Income

10.51%

Poverty Rate

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)