Loudoun County
- Population
- 432,998
- Area
- 0.52 sq mi (1.34 km²), 0.01 sq mi water
- Median age
- 38.2
- Households
- 143,032
- Persons per household
- 3
- Median household income
- $181,765
- Median house value
- $743,800
Demographics: 2020–2024 ACS
Tonight
71°F
Slight Chance Showers And Thunderstorms20% precip
Sunday
82°F
Chance Showers And Thunderstorms then Showers And Thunderstorms Likely67% precip
Sunday Night
70°F
Showers And Thunderstorms Likely68% precip
Monday
84°F
Mostly Cloudy then Showers And Thunderstorms Likely62% precip
Cities & Towns in Loudoun County
AldieArcolaAshburnBelmontBrambletonBroadlandsCascadesCountrysideDulles Town CenterGoose Creek VillageHamiltonHillsboroKincoraLansdowneLeesburgLoudoun Valley EstatesLovettsvilleLowes IslandMiddleburgMoorefieldOak GroveOne LoudounPurcellvilleRound HillSouth RidingSterlingStone RidgeSugarland RunUniversity CenterWaterford