Chantilly is a city located in Fairfax County and Loudoun County Virginia. Chantilly has a 2020 population of 24,368. Chantilly is currently declining at a rate of 0.00% annually and its population has increased by 5.77% since the most recent census, which recorded a population of 23,039 in 2010. Chantilly reached it's highest population of 24,802 in 2017.
The average household income in Chantilly is $153,336 with a poverty rate of 4.30%. The median rental costs in recent years comes to $1,864 per month, and the median house value is $501,200. The median age in Chantilly is 38.3 years, 38.3 years for males, and 38.3 years for females.