Loudoun County, Virginia: County in Virginia, United States
Loudoun County (/ˈlaʊdən/ LOWD-ən) is a county in the U.S.
state">U.S. state of Virginia. It is part of the Washington Metropolitan Area. The 2020 U.S. Census said 420,959 people live there. Its county seat is Leesburg.
Loudoun County | |
|---|---|
 Loudoun County Courthouse and a World War II monument (right) in Leesburg, February 2021 | |
 Flag  Seal | |
| Motto: "I Byde My Time" | |
 Location within the U.S. state of Virginia | |
 Virginia's location within the U.S. | |
| Coordinates: 39°05′N 77°38′W / 39.09°N 77.64°W | |
| Country |  United States |
| State |  Virginia |
| Founded | 1757 |
| Named for | John Campbell, 4th Earl of Loudoun |
| Seat | Leesburg |
| Largest town | Leesburg |
| Area | |
| • Total | 521.33 sq mi (1,350.2 km2) |
| • Land | 515.74 sq mi (1,335.8 km2) |
| • Water | 5.6 sq mi (15 km2) 1.1% |
| Population (2020) | |
| • Total | 420,959 |
| • Density | 810/sq mi (310/km2) |
| Time zone | UTC−5 (Eastern) |
| • Summer (DST) | UTC−4 (EDT) |
| Congressional district | 10th |
| Website | www |
The number of people grew 84 percent from 2000 to 2010, and 34 percent from 2010 to 2020.
As of 2007, Loudoun County has the highest median household income of any county in the United States ($107,207). This is higher than nearby Fairfax County, Virginia ($105,241).
References
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