Chantilly is located in Virginia. Chantilly, Virginia 20151 has a population of 25,051. Chantilly 20151 is more family-centric than the surrounding county with 52% households with children. The county percentage for households with children is 34%.
The median household income in Chantilly, Virginia 20151 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 20151 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.