Olean Flag

Olean

County:
Miller County
County Seat:
No
Area (mi²):
0.173
State:
Missouri

Olean is a town located in Miller County, Missouri. Olean has a 2025 population of 120. Olean is currently growing at a rate of 0.84% annually and its population has increased by 4.35% since the most recent census, which recorded a population of 115 in 2020.

The average household income in Olean is $88,015 with a poverty rate of 3.77%.The median age in Olean is 26.6 years: 28.5 years for males, and 26.2 years for females.

120
Total Population
694
Density (mi²)
1 0.84%
Growth

Olean Population

Olean Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Olean includes 99.25% White, and smaller percentages for Two or more races and multiracial populations.

Population by Race

Race
Population
Percentage (of total)
White26399.25%
Two or more races20.75%

Olean Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Olean's average per capita income is $46,067. Household income levels show a median of $0. The poverty rate stands at 3.77%.

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$121,875-
Families$118,333$90,329
Households-$88,015
Non Families-$77,217

$46,067

Average Income

$0

Median Household Income

3.77%

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)