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Gaithersburg city, Maryland Demographics & Population 2026

Highly DiverseNo single racial/ethnic group makes up a majority of the population

As of 2026, Gaithersburg city, Maryland has a total population of 69,225, the 9th largest city in Maryland, with a median household income of $107,496, which is 6% higher than the state average. The poverty rate is 8.8%.

Key Takeaways

Gaithersburg city Quick Facts

Population 69,225
Median Household Income $107,496
Median Home Value $484,500
Poverty Rate 8.8%
Unemployment Rate 5.1%
Median Age 37.8 years
Homeownership Rate 51.3%
Affordability Ratio 4.5x
Bachelor's Degree or Higher 52.4%
High School Graduation Rate 88.1%
Diversity Index 75/100
Population 69,225 9th of 528
Median Income $107,496 average
Poverty Rate 8.8% 29% lower national
Median Home Value $484,500 top 30%

How Gaithersburg city Compares

Economy & Housing

Employment

5.1% Unemployment Rate State: 4.9% | National: 5.2%
73.0% Labor Force Participation

Housing Overview

Owner 51.3%
Renter 48.7%
Affordability Index Moderate
4.5x home value to income ratio

People & Demographics

Diversity Index

75out of 100
Very High Diversity

This community is exceptionally diverse, with no single racial or ethnic group dominating the population.

State average: 67 | National average: 60

Education

Gaithersburg city Rankings in Maryland

#9 Population of 528
#203 Median Income of 528
#106 Education of 528
#115 Home Value of 528

Cities Similar to Gaithersburg city

These cities in the same state have comparable population and economic profiles.

CityPopulationMedian IncomeHome ValueBachelor's+Poverty
Rockville city67,218$122,384$658,30064.6%7.9%
Glen Burnie CDP72,772$88,291$329,20028.1%9.8%
Waldorf CDP82,541$115,453$383,10032.4%7.0%
Silver Spring CDP82,129$98,880$619,40059.8%9.7%
Frederick city80,617$95,150$365,20041.8%9.4%

Population Overview

Gaithersburg city is a mid-sized community located in Maryland. The total population is 69,225. It ranks as the 9th most populous out of 528 cities and towns in Maryland.

Age Demographics

The median age in Gaithersburg city is 37.8 years. This is 4% lower than the state median of 39.3 years.

Economy, Income & Housing

The median household income in Gaithersburg city is $107,496. This is 6% higher than the state median of $101,652. Compared to the national median of $78,538, household income here is 37% higher. The poverty rate stands at 8.8%. This is 6% lower than the state poverty rate of 9.3%. The unemployment rate is 5.1%. This is 4% higher than the state rate of 4.9%. The median home value is $484,500. Housing costs are 22% higher than the state median of $397,700. The home-value-to-income ratio is 4.5x. 51.3% of occupied housing units are owner-occupied. This homeownership rate is 24% lower than the state average of 67.5%.

Race & Ethnicity

Gaithersburg city is a highly diverse community where no single racial or ethnic group constitutes a majority of the population. Hispanic or Latino residents account for 29.5%. The Hispanic or Latino population is significantly higher than the state average (29.5% vs 12.1%). The Asian population is significantly higher than the state average (19.5% vs 6.4%).

Education

52.4% of residents aged 25 and older hold a bachelor's degree or higher. This is 23% higher than the state rate of 42.7%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 88.1%. Notably, 24.7% of adults hold a graduate or professional degree, indicating a highly educated workforce.

Data Sources & Methodology

All demographic data for Gaithersburg city, Maryland is sourced from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023). The ACS collects data from approximately 3.5 million households annually, providing reliable estimates for communities of all sizes. Comparisons are made against Maryland state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 528 Census-designated places in Maryland. For official data, visit data.census.gov.

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Frequently Asked Questions

What is the population of Gaithersburg city, Maryland?

Gaithersburg city, Maryland has a population of 69,225 according to the most recent U.S. Census ACS 5-Year Estimates.

What is the median household income in Gaithersburg city, MD?

The median household income in Gaithersburg city is $107,496, which is 37% higher the national median of $78,538.

What is the poverty rate in Gaithersburg city, MD?

The poverty rate in Gaithersburg city is 8.8%. This means approximately 6,067 residents live below the federal poverty line.

What is the racial makeup of Gaithersburg city, Maryland?

Gaithersburg city's population is 31.2% White, 15.0% Black, 29.5% Hispanic/Latino, and 19.5% Asian.

What is the median home value in Gaithersburg city, MD?

The median home value in Gaithersburg city is $484,500. The home-value-to-income ratio is 4.5x.

How educated is Gaithersburg city, Maryland?

52.4% of adults (25+) in Gaithersburg city hold a bachelor's degree or higher, and 24.7% hold a graduate or professional degree.