Chantilly is located in Virginia. Chantilly, Virginia has a population of 25,051. Chantilly is more family-centric than the surrounding county with 45% households with children. The county percentage for households with children is 34%.
The median household income in Chantilly, Virginia is $125,734. The median household income for the surrounding county is $127,709 compared to the national median of $66,222. The median age of people living in Chantilly is 39.5 years.
The average high temperature in July is 87.4 degrees, with an average low temperature in January of 21.9 degrees. The annual precipitation is 41.8.