Chantilly is located in Virginia. Chantilly, Virginia has a population of 24,802. Chantilly is more family-centric than the surrounding county with 50.58% of the households containing married families with children. The county average for households married with children is 40.57%.
The median household income in Chantilly, Virginia is $119,615. The median household income for the surrounding county is $117,515 compared to the national median of $57,652. The median age of people living in Chantilly is 36.3 years.
The average high temperature in July is 87.9 degrees, with an average low temperature in January of 23.9 degrees. The average rainfall is approximately 43 inches per year, with 22 inches of snow per year.