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CITY · 1990 CENSUS

Potomac

Maryland · 45,634 residents · 25.165 sq mi
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The short version

Potomac is significantly wealthier than the US average, with a median household income of $99,371. Population has held roughly steady since 2000. 70% of adults hold a bachelor's degree or higher, well above the national rate of 20%. Median home value is $421,800. With a median age of 40.1, the population is older than the US median of 33.0. Households here earn about 152% more than the Maryland median.

At a glance
Wealthier
above the US median
US median: $30,130
Older
median age 40.1
US median: 33.0
More educated
70% hold a bachelor's degree
US average: 20%
Less affordable
home values up 27%, inflation adjusted
US median home: $93,722
Section 01

Population & growth

Total population
45,634
+2%vs 2000
vs 44,822 in 2000
1990 – 2024
Median age
40.1
−8%vs 2000
vs 43.8 in 2000
US average: 33.0
Population, 1990 – 2024
45K45K46K47K47K1990201020202024Potomac
202446K
1990201020202024
Age distribution, 1990
Under 55.3%(2,416)
US avg: 7.3%
5 to 97%(3,199)
US avg: 7.3%
10 to 147.4%(3,396)
US avg: 6.9%
15 to 197.9%(3,597)
US avg: 7.1%
20 to 245.7%(2,620)
US avg: 7.5%
25 to 349%(4,119)
US avg: 17.5%
35 to 4417.5%(8,007)
US avg: 15.1%
45 to 5419.2%(8,744)
US avg: 10.2%
55 to 6412.4%(5,671)
US avg: 8.5%
65 to 746.1%(2,784)
US avg: 7.3%
75 to 841.8%(824)
US avg: 4%
85 and over0.6%(257)
US avg: 1.2%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

Median household income
$99,371
+2%inflation adjusted, since 2000
vs $128,936 in 2000
US average: $30,130
1990 – 2024
Per capita income
$44,829
−31%vs 2000
vs $64,875 in 2000
US average: $14,340
Poverty rate
2.7%
−0.6 ptsvs 2000
vs 3.3% in 2000
US average: 13.2%
Section 03

Housing

Median home value
$421,800
+27%inflation adjusted, since 2000
vs $439,200 in 2000
US average: $93,722
1990 – 2024
Median gross rent
$1,001
+12%inflation adjusted, since 2000
vs $1,179 in 2000
US average: $450
Owner-occupied
89.3%
+0.4 ptsvs 2000
vs 88.8% in 2000
10.7% rent
RELATED:See current rent listings in Potomac on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic75.2%(33,724)
Black3.8%(1,713)
Hispanic / Latino5.4%(2,411)
Asian13.3%(5,967)
Other0%
1990
White, non-Hispanic84.6%(38,602)
Black3.7%(1,672)
Hispanic / Latino5.2%(2,386)
Asian11.1%(5,063)
Other0.7%(297)

No data for the years selected.

Section 04 · Origins

Detailed origins & ancestry

Detailed origin tables are available for 2024; showing 2024 data.

Hispanic origin
Puerto Rican1.7%(803)
Colombian1.5%(691)
Argentine1.2%(563)
Mexican0.9%(391)
Peruvian0.6%(282)
Venezuelan0.6%(255)
Spaniard0.5%(212)
Dominican0.4%(185)
Honduran0.4%(163)
Chilean0.3%(156)
+ 8 more hispanic origin groups with data
Cuban0.3%(137)
Salvadoran0.3%(129)
Ecuadorian0.3%(120)
Bolivian0.3%(115)
Paraguayan0.2%(107)
Guatemalan0.2%(73)
Asian origin
Chinese9%(4,126)
Asian Indian4.9%(2,256)
Korean2.8%(1,269)
Taiwanese0.7%(308)
Vietnamese0.6%(266)
Filipino0.4%(174)
Sri Lankan0.3%(151)
Pakistani0.3%(139)
Japanese0.3%(132)
Bangladeshi0.1%(59)
Thai0.1%(36)
Ancestry
German10.5%(4,820)
Irish7.6%(3,508)
English6.5%(2,990)
Italian4.6%(2,132)
Polish4.6%(2,098)
Russian4.2%(1,948)
American4.2%(1,909)
Iranian3.5%(1,609)
Arab2.1%(957)
French1.2%(568)
Scottish1.2%(562)
+ 45 more ancestry groups with data
Ukrainian1.1%(505)
Moroccan0.9%(422)
Greek0.9%(418)
Scotch-Irish0.9%(406)
Swedish0.7%(343)
Romanian0.7%(337)
West Indian0.7%(328)
British0.7%(315)
Belgian0.7%(304)
Welsh0.6%(286)
Hungarian0.5%(249)
Turkish0.5%(236)
Austrian0.4%(205)
Lithuanian0.4%(196)
Norwegian0.4%(189)
Dutch0.4%(177)
Swiss0.3%(158)
Ethiopian0.3%(157)
Lebanese0.3%(146)
Brazilian0.3%(146)
Nigerian0.3%(146)
Israeli0.3%(140)
Egyptian0.3%(131)
Jamaican0.3%(121)
Czech0.3%(118)
Portuguese0.3%(118)
Armenian0.2%(113)
Canadian0.2%(82)
Guyanese0.2%(80)
Latvian0.2%(72)
Australian0.1%(51)
Finnish0.1%(50)
Syrian0.1%(41)
Bulgarian0.1%(36)
Slovak0.1%(34)
Kenyan0.1%(31)
Iraqi0.1%(30)
Danish0.1%(28)
Ghanaian0%(16)
Barbadian0%(15)
Slovene0%(14)
Haitian0%(13)
Serbian0%(12)
RANKED:Largest German population · Largest Chinese population · Largest Irish population · Largest English population · Largest South American population
Section 05

Education

Bachelor's degree or higher
70.2%
−6.2 ptsvs 2000
vs 76.4% in 2000
US average: 20.3%
High school or higher
96.4%
−0.1 ptsvs 2000
vs 96.5% in 2000
US average: 75.2%
Graduate degree
38.5%
−5.7 ptsvs 2000
vs 44.2% in 2000
US average: 7.1%
Section 06

Commute & transportation

Average commute
30.1 min
+42%vs 2000
vs 21.2 min in 2000
US average: 21.9
Section 07

Work & employment

No data for the years selected.

Section 08

People & community

No data for the years selected.

Marital status (2024)
Men 15+
Never married25.5%(4,621)
Married68.4%(12,399)
Widowed1.7%(306)
Divorced4.4%(788)
Women 15+
Never married22.9%(4,539)
Married62.9%(12,451)
Widowed7.2%(1,420)
Divorced7%(1,387)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
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Frequently asked

How many people live in Potomac, Maryland?

Potomac, Maryland has about 45,634 residents according to the 1990 Census.

What is the median household income in Potomac, Maryland?

The typical household in Potomac, Maryland earns about $99,371 a year. Half of households make more than that, and half make less.

Is Potomac, Maryland expensive?

In Potomac, Maryland, the median home is worth about $421,800, and the typical rent is about $1,001 a month.

How educated are people in Potomac, Maryland?

About 70.2% of adults age 25 and over in Potomac, Maryland hold a bachelor's degree or higher.

What is the poverty rate in Potomac, Maryland?

About 2.7% of people in Potomac, Maryland live below the federal poverty line.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

How we source and harmonize this data →