In 2018, Loudoun County, VA had a population of 407k people with a median age of 36.4 and a median household income of $139,915. Between 2017 and 2018 the population of Loudoun County, VA grew from 398,080 to 406,850, a 2.2% increase and its median household income grew from $135,842 to $139,915, a 3% increase.
The 5 largest ethnic groups in Loudoun County, VA are White (Non-Hispanic) (55.1%), Asian (Non-Hispanic) (19%), White (Hispanic) (8.06%), Black or African American (Non-Hispanic) (6.88%), and Two+ (Non-Hispanic) (4.52%). 30.8% of the households in Loudoun County, VA speak a non-English language at home as their primary language, and 89.3% of the residents in Loudoun County, VA are U.S. citizens.
In 2018, the median property value in Loudoun County, VA was $533,500, and the homeownership rate was 75.3%. Most people in Loudoun County, VA drove alone to work, and the average commute time was 31.3 minutes. The average car ownership in Loudoun County, VA was 2 cars per household.