Herndon, Virginia Population 2021

24,817
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Herndon is a city located in Fairfax County Virginia. With a 2020 population of 24,817, it is the 23rd largest city in Virginia and the 1551st largest city in the United States . Herndon is currently growing at a rate of 0.44% annually and its population has increased by 6.55% since the most recent census, which recorded a population of 23,292 in 2010. Herndon reached it's highest population of 24,817 in 2021. Spanning over 4 miles, Herndon has a population density of 5,789 people per square mile.

The average household income in Herndon is $131,085 with a poverty rate of 5.88%. The median rental costs in recent years comes to $1,807 per month, and the median house value is $442,700. The median age in Herndon is 35.6 years, 36.5 years for males, and 34.2 years for females.

Herndon Demographics

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

  • White: 56.01%
  • Asian: 18.47%
  • Other race: 13.95%
  • Black or African American: 7.22%
  • Two or more races: 3.95%
  • Native American: 0.40%
  • Native Hawaiian or Pacific Islander: 0.00%
The current population of Herndon, Virginia is 24,817 based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 24,493.The last official US Census in 2010 recorded the population at 23,292.

Herndon, Virginia Population 2021

Population by Race

Race Population Percentage
White13,74156.01%
Asian4,53018.47%
Some Other Race3,42113.95%
Black or African American1,7717.22%
Two or More Races9703.95%
American Indian and Alaska Native990.40%
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Herndon Population by Race

Herndon Population Pyramid $2021

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Herndon Median Age

35.6


Total

36.5


Male

34.2


Female

Herndon Adults

There are 18,437 adults, (2,427 of whom are seniors) in Herndon.

Herndon Age Dependency

53.2

Age Dependency Ratio

15.2

Old Age Dependency Ratio

38.1

Child Dependency Ratio

Herndon Sex Ratio

Female

12,272

50.02%

Male

12,260

49.98%

Herndon Population by Age

Herndon Renter vs Owner Occupied by Household Type

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Herndon Household Types

Type Owner Renter
Married71.5%28.5%
All60.3%39.7%
Female50.5%49.5%
Non Family48.4%51.6%
Male39%61%

60.3%

Rate of Home Ownership

Herndon Households and Families

Type Count Average Size Owned
All7,7483.1760.3
Married4,1783.6771.5
Non Family2,1451.3948.4
Female7664.0550.5
Male6594.7339

3.64

Average Family Size

3.17

Average Household Size

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Herndon Households by Type

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Education Attained Count Percentage
Less Than 9th Grade1,4208.85%
9th to 12th Grade1,3008.10%
High School Graduate2,87317.91%
Some College1,82111.35%
Associates Degree7654.77%
Bachelors Degree4,41827.54%
Graduate Degree3,44621.48%
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Herndon Educational Attainment by Sex (over 25)

Herndon Educational Attainment by Race

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Race Total High School Bachelors
White6,1906,0844,065
Hispanic4,8442,801677
Asian3,3882,9512,257
Other Race1,7681,023222
Black1,3391,182629
2+ Races401333257
Native American181818

The highest rate of high school graduation is among native american people with a rate of 100.00%.

The highest rate of bachelors degrees is among native american people with a rate of 100.00%.

Herndon Educational Attainment by Race

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Name Average Male Female
Overall$50,510$62,739$36,122
Less Than 9th Grade$21,411$26,738$18,902
High School Graduate$22,610$26,250$20,587
Some College$43,925$55,125$31,827
Bachelors Degree$82,941$95,439$57,950
Graduate Degree$100,354$110,000$75,996

$50,510

Average Earnings

$62,739

Average Male

$36,122

Average Female

Herndon Earnings by Educational Attainment

Herndon Language by Age

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Herndon Language

43.89% of Herndon residents speak only English, while 56.11% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 33.47% of the population.

Herndon Language

Herndon Poverty by Race

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Name Total In Poverty Poverty Rate
Hispanic9,02597810.84%
Other3,42149114.35%
Black1,7711287.23%
Asian4,5301262.78%
White8,255991.20%
Multiple970676.91%
Native996060.61%

5.88%

Overall Poverty Rate

4.60%

Male Poverty Rate

7.15%

Female Poverty Rate

Poverty in Herndon

The race most likely to be in poverty in Herndon is Native, with 60.61% below the poverty level.

The race least likely to be in poverty in Herndon is White, with 1.20% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.93%. Among those working part-time, it was 10.71%, and for those that did not work, the poverty rate was 7.73%.

Herndon Poverty

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Name Poverty
Less Than 9th Grade8.46%
High School7.48%
Some College4.72%
Bachelors or Greater1.58%

Herndon Poverty Rate by Education

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Rate Poverty
Female Unemployed14.14%
Male Unemployed7.62%
Female Employed4.26%
Male Employed3.49%

Herndon Poverty Rate by Employment Status and Sex

Herndon Income by Household Type

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Name Median Mean
Households$111,371$131,085
Families$119,614$139,227
Married Families$136,005-
Non Families$88,103$98,464
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Income by Household Type

Herndon Marital Status

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Marriage Rates

51.9%

Overall Marriage Rate

53.6%

Male Marriage Rate

50.1%

Female Marriage Rate

Herndon Married by Age and Sex

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Herndon Marriage

The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 45-54.

Herndon Marital Status by Race

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Herndon Marital Status

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950

Number of Veterans

832

Male Veterans

118

Female Veterans

War Veterans
First Gulf War345
Vietnam322
Second Gulf War273
Korea49
World War II21

Herndon Veterans by War

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Age Group Veterans
35 to 54295
55 to 64231
65 to 74190
75+182
18 to 3452

Herndon Veterans by Age

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Name Veterans % of Total
White7076.77%
Black1027.02%
Asian571.53%
2+ Races4910.45%
Other Race351.58%
Hispanic330.56%

Herndon Veterans by Race

Herndon Veterans by Education

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4.42%

Veteran Poverty Rate

21.16%

Veteran Disability Rate

Herndon Veterans by Education

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77.7%

Labor Force Participation

74.4%

Employment Rate

4.1%

Unemployment Rate

Herndon Employment by Age

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Herndon Employment by Race

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Herndon Employment by Education

Origin of Non-Citizens

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

Origin of Naturalized Citizens

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27.81%

Born in Herndon

56.20%

Native Born

43.80%

Foreign Born

27.53%

Non Citizen

16.27%

Naturalized

Place of Birth

56.20% of Herndon residents were born in the United States, with 27.81% having been born in Virginia. 27.53% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Herndon Place of Birth

Year Population Growth Annual Growth Rate
202124,8171080.44%
202024,7091080.44%
201924,6011080.44%
201824,493-41-0.17%
201724,534370.15%
201624,497-16-0.07%
201524,51310.00%
201424,512600.25%
201324,4521570.65%
201224,2954571.92%
201123,8384391.88%
201023,3991,7440.78%
200021,6555,5162.98%
199016,1394,6903.49%
198011,4497,14810.29%
19704,3012,3017.96%
19602,0001,0003.53%
19401,0000.00%

Herndon Population by Year