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Population Review

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

Gaithersburg covers 10.3 sq mi of land at 6696 people per square mile.

About Gaithersburg, MD

Gaithersburg is a city in Maryland with a population of 69,225. It ranks #9 among cities in Maryland by population. The median age is 37.8, in line with the national median. The population is 47.2% male and 52.8% female.

The median household income in Gaithersburg is $107,496, above the US median of $74,580. 6.6% of residents live below the federal poverty level. Home values sit at a median of $484,500, with monthly rent averaging $2,008. The homeownership rate of 51.3% is lower than the national rate of 64.8%.

Educational attainment in Gaithersburg reflects 52.4% of adults 25 and older holding a bachelor's degree or higher, above the national average of 34.3%. Roughly 23.9% of workers primarily work from home, noticeably above the national work-from-home rate of 14.2%. The average commute is 29.2 minutes each way.

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%.

2024 · 71K20102024

70,686

Population (2024)

60,185

Population (2010)

70,686

Peak (2024)

1.16%

Avg Annual Growth

YearPopulation
201060,185
201161,440
201263,037
201365,673
201466,518
201567,081
201667,587
201767,987
201868,070
201967,985
202069,477
202169,178
202269,515
202370,268
202470,686

Race & Ethnicity

White35.6%
Black or African American15.5%
Asian0.0%
Hispanic or Latino (any race)2.2%
Two or More Races0.0%

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 Estate23.6%
Professional, Scientific & Management18.5%
Public Administration9.8%
Construction8.8%
Education, Health Care & Social Services7.8%
Arts, Entertainment & Food Services6.8%
Manufacturing5.3%
Information5.3%
Retail Trade3.8%
Transportation & Warehousing1.5%
Agriculture & Mining0.2%

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).

Data from the American Community Survey (ACS) 5-Year estimates.

Source: U.S. Census Bureau ACS, 2026.