Herndon Population

2010–2026

338

2026 projection

3.7% since 2020 (decrease)

0100200300400201020122014201620182020202220242026

Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.

Use the left and right arrow keys to inspect population observations.

Population by year

Population estimates for Herndon. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
2026338-30.88%
2025341-10.29%
2024342-10.29%
2023343-30.87%
2022346-30.86%
2021349-20.57%
2020351+5016.61%
2019301-10.33%
2018302-51.63%
2017307-20.65%

Showing 10 of 17 years.

Herndon Demographics

42.1median age

Median age

Female44.7 yrs
Male38.3 yrs

Adults

287
72 seniors · 25%215 other adults

Sex

Female 45.9% · 168Male 54.1% · 198

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101

Race and ethnicity

Tap a square or a group below to highlight it.

Each square is about 1% of residents (roughly 4 people).

Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002

Herndon Income

$75,000median household income

Median household income

$75,000

Half of households earn more, half earn less

Median earnings

$56,750

Typical yearly pay for a worker 25 or older.

Poverty rate

13.2%

About 1 in 8 residents

U.S. Census Bureau, 2024 ACS 5-year estimates · Tables S1901, S1501, S1701

Herndon Marital Status

48% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married48%42%54%
Never married33%38%27%
Divorced10%9%11%
Widowed6%6%6%
Separated3%5%2%

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201