Potomac, Maryland Population 2021

45,940
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Potomac is a city located in Montgomery County Maryland. Potomac has a 2020 population of 45,940. Potomac is currently declining at a rate of 0.00% annually and its population has increased by 2.17% since the most recent census, which recorded a population of 44,965 in 2010. Potomac reached it's highest population of 46,475 in 2014.

The average household income in Potomac is $254,008 with a poverty rate of 3.44%. The median rental costs in recent years comes to $1,990 per month, and the median house value is $893,800. The median age in Potomac is 47.4 years, 45.7 years for males, and 49 years for females.

Potomac Demographics

According to the most recent ACS, the racial composition of Potomac was:

  • White: 68.22%
  • Asian: 21.54%
  • Black or African American: 6.18%
  • Two or more races: 2.81%
  • Other race: 1.16%
  • Native Hawaiian or Pacific Islander: 0.08%
  • Native American: 0.02%
The current population of Potomac, Maryland is 45,940 based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 45,824.The last official US Census in 2010 recorded the population at 44,965.

Potomac, Maryland Population 2021

Population by Race

Race Population Percentage
White31,33868.22%
Asian9,89421.54%
Black or African American2,8376.18%
Two or More Races1,2902.81%
Some Other Race5341.16%
Native Hawaiian and Other Pacific Islander380.08%
American Indian and Alaska Native90.02%
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Potomac Population by Race

Potomac Population Pyramid $2021

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Potomac Median Age

47.4


Total

45.7


Male

49


Female

Potomac Adults

There are 34,796 adults, (10,587 of whom are seniors) in Potomac.

Potomac Age Dependency

89.8

Age Dependency Ratio

43.7

Old Age Dependency Ratio

46

Child Dependency Ratio

Potomac Sex Ratio

Female

24,132

52.53%

Male

21,808

47.47%

Potomac Population by Age

Potomac Renter vs Owner Occupied by Household Type

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Potomac Household Types

Type Owner Renter
Married92.6%7.4%
All87.6%12.4%
Female77.2%22.8%
Non Family76.5%23.5%
Male60.8%39.2%

87.6%

Rate of Home Ownership

Potomac Households and Families

Type Count Average Size Owned
All16,1932.8287.6
Married11,3793.2492.6
Non Family3,3571.1776.5
Female1,1513.1977.2
Male3063.5660.8

3.2

Average Family Size

2.82

Average Household Size

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Potomac Households by Type

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Education Attained Count Percentage
Less Than 9th Grade3941.23%
9th to 12th Grade4381.37%
High School Graduate1,8835.89%
Some College2,6198.19%
Associates Degree8732.73%
Bachelors Degree9,45729.57%
Graduate Degree16,31751.02%
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Potomac Educational Attainment by Sex (over 25)

Potomac Educational Attainment by Race

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Race Total High School Bachelors
White20,55720,34417,104
Asian6,7696,4525,604
Hispanic2,4132,2911,636
Black1,6661,500906
2+ Races564528450
Other Race394384302
Islander383815
Native American999

The highest rate of high school graduation is among native american people with a rate of 100.00%.

The highest rate of bachelors degrees is among native american people with a rate of 100.00%.

Potomac Educational Attainment by Race

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Name Average Male Female
Overall$105,036$141,447$68,724
Less Than 9th Grade$34,438$$37,292
High School Graduate$27,425$47,500$26,238
Some College$43,835$69,440$32,109
Bachelors Degree$76,213$109,479$57,845
Graduate Degree$135,132$161,392$102,942

$105,036

Average Earnings

$141,447

Average Male

$68,724

Average Female

Potomac Earnings by Educational Attainment

Potomac Language by Age

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Potomac Language

64.95% of Potomac residents speak only English, while 35.05% speak other languages. The non-English language spoken by the largest group is Asian and Pacific Island languages, which is spoken by 13.36% of the population.

Potomac Language

Potomac Poverty by Race

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Name Total In Poverty Poverty Rate
White28,2227012.48%
Asian9,8513843.90%
Black2,73632511.88%
Hispanic3,7941002.64%
Multiple1,290786.05%
Other52820.38%

3.44%

Overall Poverty Rate

2.16%

Male Poverty Rate

4.60%

Female Poverty Rate

Poverty in Potomac

The race most likely to be in poverty in Potomac is Black, with 11.88% below the poverty level.

The race least likely to be in poverty in Potomac is Other, with 0.38% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.55%. Among those working part-time, it was 4.82%, and for those that did not work, the poverty rate was 6.50%.

Potomac Poverty

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Name Poverty
Less Than 9th Grade20.61%
High School5.61%
Some College4.48%
Bachelors or Greater2.40%

Potomac Poverty Rate by Education

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Rate Poverty
Female Unemployed18.77%
Male Unemployed3.66%
Female Employed2.44%
Male Employed1.44%

Potomac Poverty Rate by Employment Status and Sex

Potomac Income by Household Type

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Name Median Mean
Households$195,884$254,008
Families$226,503$291,566
Married Families$240,027-
Non Families$73,125$103,379
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Income by Household Type

Potomac Marital Status

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Marriage Rates

66.2%

Overall Marriage Rate

70.0%

Male Marriage Rate

62.8%

Female Marriage Rate

Potomac Married by Age and Sex

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Potomac 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 35-44.

Potomac Marital Status by Race

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Potomac Marital Status

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1,929

Number of Veterans

1,771

Male Veterans

158

Female Veterans

War Veterans
Vietnam637
Second Gulf War364
First Gulf War302
Korea197
World War II118

Potomac Veterans by War

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Age Group Veterans
75+851
65 to 74426
35 to 54299
55 to 64227
18 to 34126

Potomac Veterans by Age

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Name Veterans % of Total
White1,6016.61%
Asian1762.40%
Black1025.21%
Hispanic1013.63%
2+ Races365.11%
Islander1436.84%

Potomac Veterans by Race

Potomac Veterans by Education

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2.23%

Veteran Poverty Rate

19.23%

Veteran Disability Rate

Potomac Veterans by Education

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62.1%

Labor Force Participation

59.7%

Employment Rate

3.6%

Unemployment Rate

Potomac Employment by Age

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Potomac Employment by Race

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Potomac 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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20.37%

Born in Potomac

72.25%

Native Born

27.75%

Foreign Born

9.29%

Non Citizen

18.46%

Naturalized

Place of Birth

72.25% of Potomac residents were born in the United States, with 20.37% having been born in Maryland. 9.29% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Potomac Place of Birth

Year Population Growth Annual Growth Rate
202145,9400.00%
202045,9400.00%
201945,9401160.25%
201845,824440.10%
201745,780-102-0.22%
201645,882-63-0.14%
201545,945-530-1.14%
201446,4758441.85%
201345,6312710.60%
201245,3604921.10%
201144,868-97-0.22%
201044,9650.00%

Potomac Population by Year