Ashburn's population is 46,026 in the Census Bureau's 2020-24 estimate, up from 43,511 in 2010. Median household income is $154,978; median age 41.6.
Last checked Oct. 18, 2026. Figures come from the U.S. Census Bureau: the 2010 and 2020 census counts and the American Community Survey 5-year estimates for 2020-2024, the latest released. See Ashburn on Census QuickFacts and data.census.gov.
Ashburn is home to 46,026 people, according to the Census Bureau’s latest five-year survey estimate. It is not a city: Ashburn is a census-designated place, an area the Census Bureau draws for statistics, inside unincorporated Loudoun County. Many people with an Ashburn mailing address, including in Brambleton and Broadlands, live in neighboring census places that are counted separately.
Ashburn at a glance (2020-24 survey)
- Population: 46,026
- Households: 17,513, averaging 2.62 people
- Median age: 41.6
- Median household income: $154,978
- Median home value (owner-occupied): $699,300
- Bachelor’s degree or higher (25 and older): 66.1%
Growth since 2010
The census counted 43,511 people in Ashburn in 2010 and 46,349 in 2020, a rise of 6.5%. Loudoun County grew far faster over the same decade, from 312,311 to 420,959, or 34.8%, as new communities filled in around Ashburn. The survey’s 2020-24 estimate of 46,026 is a sample estimate with a margin of error, so it is not directly comparable to the census count.
The Census Bureau can redraw census-designated place boundaries for each census, so part of any change between 2010 and 2020 can reflect a new line on the map, not people moving.
Age, households and housing
From the 2020-24 American Community Survey:
| Measure | Ashburn | Loudoun County | Virginia |
|---|---|---|---|
| Population | 46,026 | 432,998 | 8,705,170 |
| Median age | 41.6 | 38.2 | 39.0 |
| Under 18 | 22.8% | 26.6% | 21.7% |
| 65 and older | 17.1% | 10.8% | 16.7% |
| Average household size | 2.62 | 3.02 | 2.52 |
| Homes that are owner-occupied | 68.0% | 77.9% | 67.3% |
| Median household income | $154,978 | $181,765 | $93,170 |
| Median value, owner-occupied home | $699,300 | $743,800 | $383,700 |
| Bachelor’s degree or higher | 66.1% | 64.6% | 42.2% |
Ashburn is older than the county as a whole: 17.1% of residents are 65 or older, against 10.8% countywide, and households are smaller. About two-thirds of homes are owner-occupied, and Ashburn has 18,065 housing units in all.
Ashburn and its neighbors
The neighboring census places named in our coverage area, from the same survey:
| Place | Miles from Ashburn | Population | Median household income |
|---|---|---|---|
| Ashburn | 0 | 46,026 | $154,978 |
| Sterling | 4 | 32,411 | $123,303 |
| Brambleton | 5 | 24,537 | $238,018 |
| Broadlands | 3 | 14,353 | $241,042 |
| Cascades | 5 | 12,357 | $167,171 |
| Lansdowne | 4 | 12,328 | $168,731 |
| Loudoun Valley Estates | 4 | 10,271 | $224,704 |
Distances are between the places’ center points. The census counted 9,845 people in Brambleton in 2010 and 23,486 in 2020.
How to read these numbers
- Census counts (2010, 2020) are complete counts on April 1 of the census year.
- ACS 5-year estimates pool survey answers from 2020 through 2024. They describe the period, not a single year, and each figure has a margin of error, shown on data.census.gov.
- Dollar figures are in 2024 dollars, as the Census Bureau publishes them.
What this means for you
Ashburn’s population has been roughly steady since 2020 while Loudoun County keeps growing. For what homes cost now, see our home prices guide; for schools, see the schools guide.
Frequently asked questions
What is the population of Ashburn, Virginia?
46,026, according to the Census Bureau’s American Community Survey estimate for 2020-2024. The 2020 census counted 46,349 people in the Ashburn census-designated place.
Is Ashburn a city?
No. Ashburn is a census-designated place, an unincorporated community in Loudoun County. Its boundaries are drawn by the Census Bureau for statistics, and Loudoun County is its local government.
What is the median household income in Ashburn?
$154,978, in the Census Bureau’s 2020-24 American Community Survey, compared with $181,765 for Loudoun County and $93,170 for Virginia.
How fast is Ashburn growing?
The census count rose from 43,511 in 2010 to 46,349 in 2020, or 6.5%. Loudoun County grew 34.8% over the same decade, to 420,959.
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