Potomac, Maryland Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Potomac, Maryland is 46,230 as of the 2023 American Community Survey, making it the 20th-largest city in Maryland. The median household income is $239,205, the median home value is $1,105,900, and the median age is 47.0.
46,230
Population
1837
People / sq mi
$239,205
Median Income
$1,105,900
Median Home Value
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Potomac covers 25.2 sq mi of land at 1837 people per square mile.
About Potomac, MD
Educational attainment is the headline number in Potomac: 84.5% of adults 25 and older have a four-year degree. Potomac is a city in Maryland with a population of 46,230. It ranks #20 among cities in Maryland by population.
Income is a real outlier — the median household pulls in $239,205, putting Potomac near the top of US cities. Very few residents live in poverty — 2.0%, below the national 12.4%. Housing is expensive: the median home is worth $1,105,900, with typical rent around $2,616.
Potomac is among the best-educated US cities: 84.5% of adults 25 and older hold a bachelor’s degree, above the national 35.0%. An unusually large 33.1% of workers are remote, above the national 14.0%, and the average commute runs about 31 minutes each way.
The education numbers are the throughline: a college-heavy population in Potomac usually coincides with higher incomes and a workforce concentrated in professional and information industries.
Race & Ethnicity
| White | 61.5% |
| Black or African American | 5.5% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 0.4% |
| Two or More Races | 0.0% |
Economy & Income
$239,205
Median Household Income
$109,051
Per Capita Income
2.0%
Poverty Rate
2.2%
Unemployment Rate
Housing
$1,105,900
Median Home Value
$2,616
Median Rent
85.1%
Owner-Occupied
Education
97.0%
High School+
84.5%
Bachelor's+
Commute
4.2%
Drive Alone
53.9%
Public Transit
33.1%
Work From Home
31.2 min
Avg Commute
Community Profile
48.6%
Foreign Born
61.9%
Non-English at Home
4.7%
Veterans
8.9%
With Disability
98.6%
Health Insurance
99.2%
Internet Access
Employment by Industry
| Finance, Insurance & Real Estate | 26.6% |
| Professional, Scientific & Management | 22.2% |
| Public Administration | 15.6% |
| Information | 11.0% |
| Arts, Entertainment & Food Services | 4.9% |
| Education, Health Care & Social Services | 4.1% |
| Manufacturing | 3.2% |
| Transportation & Warehousing | 2.4% |
| Construction | 2.1% |
| Retail Trade | 1.2% |
| Agriculture & Mining | 0.4% |
Largest cities in Maryland
Largest counties in Maryland
Part of Maryland
Metro areas in Maryland
City rankings
Frequently Asked Questions
Potomac, Maryland has a population of 46,230 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 20th-largest city in Maryland.
The median household income in Potomac, Maryland is $239,205, with 2.0% of residents living below the federal poverty level.
The median home value in Potomac, Maryland is $1,105,900, with median monthly rent at $2,616 and a homeownership rate of 85.1%.
The median age in Potomac, Maryland is 47.0 years. The population is 48.7% male and 51.3% female.
Where to stay in Potomac
Visiting or relocating to Potomac, MD? Compare hotels and short-term rentals across the metro — live availability and prices.
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Statewide data for Maryland
Population, race, income, age, and trends across Maryland
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.