Chantilly is a city located in Virginia. Chantilly has a 2020 population of 24,559. Chantilly is currently declining at a rate of 0.00% annually and its population has increased by 6.60% 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 $150,013 with a poverty rate of 7.34%. The median rental costs in recent years comes to $1,804 per month, and the median house value is $484,700. The median age in Chantilly is 37.6 years, 38.5 years for males, and 37 years for females. For every 100 females there are 96.5 males.