Gaithersburg, Maryland Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Gaithersburg, Maryland is 69,225 as of the 2023 American Community Survey, making it the 9th-largest city in Maryland. The median household income is $107,496, the median home value is $484,500, and the median age is 37.8.
The population has grown 17.4% since 2010 (60,185 → 70,686).
69,225
Population
6696
People / sq mi
$107,496
Median Income
$484,500
Median Home Value
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Gaithersburg covers 10.3 sq mi of land at 6696 people per square mile.
About Gaithersburg, MD
What distinguishes Gaithersburg is density: among the most densely settled of US cities, around 6,696 people per square mile. With 69,225 residents, Gaithersburg is a city in Maryland. It is the #9-largest of all cities in Maryland nationally.
The typical household earns $107,496 a year, above the US median of $78,538. The poverty rate is 6.6%, below the national 12.4%. The median home value is $484,500, with typical rent around $2,008.
Educational attainment is on the higher side for US cities — 52.4% of adults hold a four-year degree, above the national 35.0%. Remote work is widespread — 23.9% of workers stay home, above the national 14.0%, and the average commute runs about 29 minutes each way.
That density explains much of the rest of the profile in Gaithersburg: denser places lean toward renting, shorter commutes by transit, and a younger working-age mix.
Gaithersburg city Population History (2010-2024)
The city of Gaithersburg city had a population of 60,185 in 2010 and 70,686 in 2024, a 17.4% growth over 14 years. The peak was 70,686 in 2024. Average annual growth rate: 1.16%.
70,686
Population (2024)
60,185
Population (2010)
70,686
Peak (2024)
1.16%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 60,185 |
| 2011 | 61,440 |
| 2012 | 63,037 |
| 2013 | 65,673 |
| 2014 | 66,518 |
| 2015 | 67,081 |
| 2016 | 67,587 |
| 2017 | 67,987 |
| 2018 | 68,070 |
| 2019 | 67,985 |
| 2020 | 69,477 |
| 2021 | 69,178 |
| 2022 | 69,515 |
| 2023 | 70,268 |
| 2024 | 70,686 |
Race & Ethnicity
| White | 35.6% |
| Black or African American | 15.5% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 2.2% |
| Two or More Races | 0.0% |
Economy & Income
$107,496
Median Household Income
$54,263
Per Capita Income
6.6%
Poverty Rate
3.7%
Unemployment Rate
Housing
$484,500
Median Home Value
$2,008
Median Rent
51.3%
Owner-Occupied
Education
88.1%
High School+
52.4%
Bachelor's+
Commute
6.6%
Drive Alone
54.2%
Public Transit
23.9%
Work From Home
29.2 min
Avg Commute
Community Profile
29.4%
Foreign Born
46.7%
Non-English at Home
2.8%
Veterans
9.6%
With Disability
86.7%
Health Insurance
98.6%
Internet Access
Employment by Industry
| Finance, Insurance & Real Estate | 23.6% |
| Professional, Scientific & Management | 18.5% |
| Public Administration | 9.8% |
| Construction | 8.8% |
| Education, Health Care & Social Services | 7.8% |
| Arts, Entertainment & Food Services | 6.8% |
| Manufacturing | 5.3% |
| Information | 5.3% |
| Retail Trade | 3.8% |
| Transportation & Warehousing | 1.5% |
| Agriculture & Mining | 0.2% |
Largest cities in Maryland
Largest counties in Maryland
Part of Maryland
Metro areas in Maryland
City rankings
Frequently Asked Questions
Gaithersburg, Maryland has a population of 69,225 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 9th-largest city in Maryland.
The median household income in Gaithersburg, Maryland is $107,496, with 6.6% of residents living below the federal poverty level.
The median home value in Gaithersburg, Maryland is $484,500, with median monthly rent at $2,008 and a homeownership rate of 51.3%.
The median age in Gaithersburg, Maryland is 37.8 years. The population is 47.2% male and 52.8% female.
The population has grown 17.4% since 2010 (60,185 → 70,686).
Where to stay in Gaithersburg
Visiting or relocating to Gaithersburg, MD? Compare hotels and short-term rentals across the metro — live availability and prices.
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.