Gaithersburg, Maryland Population 2023

72,573

Gaithersburg is a city located in Montgomery County Maryland. With a 2023 population of 72,573, it is the 9th largest city in Maryland and the 560th largest city in the United States.Gaithersburg is currently growing at a rate of 1.36% annually and its population has increased by 4.19% since the most recent census, which recorded a population of 69,657 in 2020. Spanning over 10 miles, Gaithersburg has a population density of 7,034 people per square mile.

The average household income in Gaithersburg is $118,318 with a poverty rate of 11.02%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Gaithersburg is 37.6 years, 36 years for males, and 39.5 years for females.

Gaithersburg Demographics

According to the most recent ACS, the racial composition of Gaithersburg was:

  • White: 44.73%
  • Asian: 20.3%
  • Black or African American: 17.84%
  • Other race: 9.51%
  • Two or more races: 7.12%
  • Native American: 0.38%
  • Native Hawaiian or Pacific Islander: 0.12%
The current population of Gaithersburg, Maryland is 72,573 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 69,657.

Gaithersburg, Maryland Population 2023

Population by Race

White

Asian

Black or African American

Other race

Two or more races

Native American

Native Hawaiian or Pacific Islander

Gaithersburg Population by Race

Gaithersburg Population Pyramid 2023

Gaithersburg Median Age

37.6

Total

36

Male

39.5

Female

Gaithersburg Adults

There are 52,931 adults, (8,595 of whom are seniors) in Gaithersburg.

Gaithersburg Age Dependency

53.1

Age Dependency Ratio

19.4

Old Age Dependency Ratio

33.7

Child Dependency Ratio

Gaithersburg Sex Ratio

Female34,93251.46%
Male32,94648.54%

Gaithersburg Population by Age

Gaithersburg Renter vs Owner Occupied by Household Type

3.28

Average Family Size

2.73

Average Household Size

50.6%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Gaithersburg Households and Families

Male

Female

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Gaithersburg Educational Attainment by Sex (over 25)

Gaithersburg Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

The highest rate of high school graduation is among islander people with a rate of 100%.

The highest rate of bachelors degrees is among asian people with a rate of 62.66%.

Gaithersburg Educational Attainment by Race

All

Male

Female

$50,334

Average Earnings

$56,968

Average Male

$42,048

Average Female

Gaithersburg Earnings by Educational Attainment

Gaithersburg Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Gaithersburg Language

49.67% of Gaithersburg residents speak only English, while 50.33% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 21.42% of the population.

Gaithersburg Language

Gaithersburg Poverty by Race

rate

11.02%

Overall Poverty Rate

8.25%

Male Poverty Rate

9.71%

Female Poverty Rate

Poverty in Gaithersburg

The race most likely to be in poverty in Gaithersburg is Multiple, with 19.97% below the poverty level.

The race least likely to be in poverty in Gaithersburg is Native, with 5.48% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.78%. Among those working part-time, it was 11.85%, and for those that did not work, the poverty rate was 17.14%.

Gaithersburg Poverty

Gaithersburg Poverty Rate by Education

Gaithersburg Poverty Rate by Employment Status and Sex

Gaithersburg Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

mean

median

Income by Household Type

Gaithersburg Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

51.2%

Overall Marriage Rate

53.8%

Male Marriage Rate

48.8%

Female Marriage Rate

Gaithersburg Married by Age and Sex

male

female

Gaithersburg Marriage

The age group where males are most likely to be married is 35-44, while the female age group most likely to be married is 35-44.

Gaithersburg Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Gaithersburg Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

2,033

Number of Veterans

1,763

Male Veterans

270

Female Veterans

Gaithersburg Veterans by War

Gaithersburg Veterans by Age

count

Gaithersburg Veterans by Race

Gaithersburg Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

4.19%

Veteran Poverty Rate

18.75%

Veteran Disability Rate

Gaithersburg Veterans by Education

LaborForceParticipation

74%

Labor Force Participation

68.9%

Employment Rate

6.5%

Unemployment Rate

Gaithersburg Employment by Age

LaborForceParticipation

Gaithersburg Employment by Race

LaborForceParticipation

Gaithersburg Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

25.34%

Born in Gaithersburg

59.36%

Native Born

38.09%

Foreign Born

20.14%

Non Citizen

17.95%

Naturalized

Place of Birth

59.36% of Gaithersburg residents were born in the United States, with 25.34% having been born in Maryland. 20.14% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Gaithersburg Place of Birth

Note: data after 2020 is projected based on recent growth

Gaithersburg Population by Year