Olney, Maryland Population 2022

35,191
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Olney is a city located in Montgomery County Maryland. Olney has a 2020 population of 35,191. Olney is currently declining at a rate of 0.00% annually and its population has increased by 3.98% since the most recent census, which recorded a population of 33,844 in 2010.

The average household income in Olney is $165,676 with a poverty rate of 3.62%. The median rental costs in recent years comes to $2,047 per month, and the median house value is $524,700. The median age in Olney is 42.3 years, 40.9 years for males, and 44.2 years for females.

Olney Demographics

According to the most recent ACS, the racial composition of Olneywas:

  • White: 65.68%
  • Asian: 12.79%
  • Black or African American: 11.87%
  • Two or more races: 6.15%
  • Other race: 2.96%
  • Native American: 0.55%
  • Native Hawaiian or Pacific Islander: 0.00%
The current population of Olney, Maryland is 35,191 based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 35,191.The last official US Census in 2010 recorded the population at 33,844.

Olney, Maryland Population 2022

Population by Race

Race Population Percentage
White23,21865.68%
Black or African American4,19711.87%
American Indian and Alaska Native1940.55%
Asian4,52012.79%
Some Other Race1,0482.96%
Two or More Races2,1736.15%
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Olney Population by Race

Olney Population Pyramid 2022

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Olney Median Age

41.9


Total

39.9


Male

44.3


Female

Olney Adults

There are 26,860 adults, (5,732 of whom are seniors) in Olney.

Olney Age Dependency

Age Dependency Ratio

27.1

Old Age Dependency Ratio

40.2

Child Dependency Ratio

Olney Sex Ratio

Female

17,662

49.96%

Male

17,688

50.04%

Olney Population by Age

Olney Renter vs Owner Occupied by Household Type

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Olney Household Types

Type Owner Renter
Married93%7%
Male92.5%7.5%
All88.9%11.1%
Female78.4%21.6%
Non Family78%22%

88.9%

Rate of Home Ownership

Olney Households and Families

Type Count Average Size Owned
All11,727388.9
Married8,1443.4693
Male3353.0192.5
Female1,0683.1378.4
Non Family2,1801.2178

3.36

Average Family Size

3

Average Household Size

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Olney Households by Type

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Education Attained Count Percentage
Less Than 9th Grade4481.88%
9th to 12th Grade6162.58%
High School Graduate2,86212.00%
Some College3,33813.99%
Associates Degree1,2975.44%
Bachelors Degree7,77332.59%
Graduate Degree7,51831.52%
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Olney Educational Attainment by Sex (over 25)

Olney Educational Attainment by Race

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Race Total High School Bachelors
White15,01414,67810,622
Asian3,0642,8681,943
2+ Races811755510
Black3,0122,8101,460
Hispanic1,9491,712843
Other Race725581174
Native American194136

The highest rate of high school graduation is among white people with a rate of 97.76%.

The highest rate of bachelors degrees is among white people with a rate of 70.75%.

Olney Educational Attainment by Race

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Name Average Male Female
Overall$71,963$80,877$64,708
Less Than 9th Grade$33,542$41,004$22,670
High School Graduate$32,831$35,391$32,344
Some College$47,808$50,658$42,841
Bachelors Degree$76,870$94,821$65,638
Graduate Degree$106,010$122,458$94,875

$71,963

Average Earnings

$80,877

Average Male

$64,708

Average Female

Olney Earnings by Educational Attainment

Olney Language by Age

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Olney Language

77.43% of Olney residents speak only English, while 22.57% speak other languages. The non-English language spoken by the largest group is Asian and Pacific Island languages, which is spoken by 7.27% of the population.

Olney Language

Olney Poverty by Race

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Name Total In Poverty Poverty Rate
Asian4,51449110.88%
Multiple2,152894.14%
Hispanic3,1701073.38%
White21,4475082.37%
Black4,173942.25%
Other28NaN%

3.62%

Overall Poverty Rate

3.45%

Male Poverty Rate

3.80%

Female Poverty Rate

Poverty in Olney

The race most likely to be in poverty in Olney is Asian, with 10.88% below the poverty level.

The race least likely to be in poverty in Olney is Other, with NaN% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.89%. Among those working part-time, it was 4.57%, and for those that did not work, the poverty rate was 8.24%.

Olney Poverty

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Name Poverty
Less Than 9th Grade4.71%
High School7.36%
Some College3.67%
Bachelors or Greater2.09%

Olney Poverty Rate by Education

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Rate Poverty
Male Employed1.38%
Male Unemployed2.36%
Female Employed2.06%
Female Unemployed14.24%

Olney Poverty Rate by Employment Status and Sex

Olney Income by Household Type

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Name Median Mean
Households$149,155$166,160
Families$163,373$182,572
Married Families$177,885-
Non Families$68,148$87,123
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Income by Household Type

Olney Marital Status

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Marriage Rates

59.7%

Overall Marriage Rate

61.7%

Male Marriage Rate

57.7%

Female Marriage Rate

Olney Married by Age and Sex

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Olney Marriage

The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 45-54.

Olney Marital Status by Race

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Olney Marital Status

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1,843

Number of Veterans

Male Veterans

Female Veterans

War Veterans
Second Gulf War334
First Gulf War449
Vietnam641
Korea131
World War II66

Olney Veterans by War

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Age Group Veterans
18 to 3485
35 to 54421
55 to 64331
65 to 74444
75+562

Olney Veterans by Age

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Name Veterans % of Total
White1,3287.35%
Black3009.10%
Asian1233.72%
Other Race323.90%
2+ Races605.38%
Hispanic612.71%

Olney Veterans by Race

Olney Veterans by Education

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0.60%

Veteran Poverty Rate

17.96%

Veteran Disability Rate

Olney Veterans by Education

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70%

Labor Force Participation

67.6%

Employment Rate

3.1%

Unemployment Rate

Olney Employment by Age

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Olney Employment by Race

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Olney Employment by Education

Origin of Non-Citizens

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Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

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34.67%

Born in Olney

79.59%

Native Born

20.41%

Foreign Born

5.73%

Non Citizen

14.68%

Naturalized

Place of Birth

79.59% of Olney residents were born in the United States, with 34.67% having been born in Maryland. 5.73% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Olney Place of Birth

Note: 2021 and 2022 data is projected
Year Population Growth Annual Growth Rate
201033,8440.00%
201133,682-162-0.48%
201233,7891070.32%
201334,1213320.98%
201435,0178962.63%
201535,090730.21%
201635,3362460.70%
201735,7664301.22%
201835,280-486-1.36%
201935,191-89-0.25%
202035,1910.00%
202135,1910.00%
202235,1910.00%

Olney Population by Year