Mount Olive township Flag

Mount Olive township

County:
Macoupin County
County Seat:
No
Area (mi²):
18.018
State:
Illinois

Mount Olive township is located in Macoupin County, Illinois. Mount Olive township has a 2026 population of 2,990. Mount Olive township is currently declining at a rate of -0.66% annually and its population has decreased by -3.86% since the most recent census, which recorded a population of 3,110 in 2020.

The median household income in Mount Olive township is $62,561 with a poverty rate of 12.61%. The median age in Mount Olive township is 50 years: 48.1 years for males, and 52.2 years for females. For every 100 females there are 114.2 males.

3K
Total Population
166
Density (mi²)
-20 -0.66%
Growth

Mount Olive township Population

Mount Olive township Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
20262,990-20-0.66%
20253,010-20-0.66%
20243,030-20-0.66%
20233,050-10-0.33%
20223,060-25-0.81%
20213,085-25-0.8%
20203,110-10-0.32%
20193,061-25-0.81%
20183,086-13-0.42%
20173,099-16-0.51%
20163,115-11-0.35%
20153,126-26-0.82%
20143,152-37-1.16%
20133,189-27-0.84%
20123,216-51-1.56%
20113,267-7-0.21%
20103,27120.06%

Median Age

Overall: 50 years
Female: 52.2 years
Male: 48.1 years

Mount Olive township Adults

There are 2,593 adults, (844 of whom are seniors) in Mount Olive township.

Sex Ratio

Female: 1,434 (46.7%)
Male: 1,638 (53.3%)

Demographics

The racial composition of Mount Olive township includes 95.31% White, and smaller percentages for Black or African American, Native American and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White2,92895.31%
Two or more races1244.04%
Black or African American180.59%
Native American20.07%
Race
Population ↓
Percentage (of total)
White391.27%
Two or more races90.29%
Race
Population ↓
Percentage (of total)
White2,88994.04%
Two or more races1153.74%
Black or African American180.59%
Native American20.07%

Mount Olive township Marital Status

Economics and Income Statistics

Mount Olive township 's average per capita income is $48,825. Household income levels show a median of $62,561. The poverty rate stands at 12.61%.

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$91,027-
Families$78,894$97,300
Households$62,561$82,586
Non Families$33,664$49,406

$48,825

Average Income

$62,561

Median Household Income

12.61%

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)