Olney Flag

Olney

County Seat:
No
Area (mi²):
16.182
State:
Maryland

Olney is a CDP located in Montgomery County, Maryland. Olney has a 2026 population of 36,498. Olney is currently growing at a rate of 0.46% annually and its population has decreased by 0% since the most recent census, which recorded a population of 0 in 2020.

The median household income in Olney is $171,458 with a poverty rate of 4.34%. The median age in Olney is 41.6 years: 39.8 years for males, and 43.2 years for females. For every 100 females there are 99.2 males.

36.5K
Total Population
2,256
Density (mi²)
166 0.46%
Growth

Olney Population

Olney Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
202636,4981660.46%
202536,3321660.46%

Median Age

Overall: 41.6 years
Female: 43.2 years
Male: 39.8 years

Olney Adults

There are 26,429 adults, (5,915 of whom are seniors) in Olney.

Sex Ratio

Female: 17,971 (50.2%)
Male: 17,826 (49.8%)

Demographics

The racial composition of Olney includes 56.93% White, 14.48% Black or African American, 11.6% Asian, 4.1% other race, and smaller percentages for Native American and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White20,38056.93%
Black or African American5,18314.48%
Two or more races4,53012.65%
Asian4,15311.6%
Other race1,4664.1%
Native American850.24%
Race
Population ↓
Percentage (of total)
Two or more races2,4536.85%
Other race1,0803.02%
White6941.94%
Native American850.24%
Black or African American240.07%
Asian50.01%
Race
Population ↓
Percentage (of total)
White19,68654.99%
Black or African American5,15914.41%
Asian4,14811.59%
Two or more races2,0775.8%
Other race3861.08%

Olney Marital Status

Economics and Income Statistics

Olney 's average per capita income is $90,252. Household income levels show a median of $171,458. The poverty rate stands at 4.34%.

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$212,167-
Families$192,487$218,975
Households$171,458$199,923
Non Families$84,464$104,968

$90,252

Average Income

$171,458

Median Household Income

4.34%

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)