
Lansdowne
- County:
- Loudoun County
- County Seat:
- No
- Area (mi²):
- 4.043
- State:
- Virginia
Lansdowne is a CDP located in Loudoun County, Virginia. Lansdowne has a 2025 population of 13,237. Lansdowne is currently growing at a rate of 1.01% annually and its population has increased by 4.4% since the most recent census, which recorded a population of 12,679 in 2020.
The average household income in Lansdowne is $212,923 with a poverty rate of 4.76%. The median age in Lansdowne is 44.5 years: 44.1 years for males, and 46 years for females.