Fairfax is located in Virginia. Fairfax, Virginia has a population of 23,580. Fairfax is less family-centric than the surrounding county with 36.36% of the households containing married families with children. The county average for households married with children is 36.36%.
The median household income in Fairfax, Virginia is $106,870. The median household income for the surrounding county is $106,870 compared to the national median of $57,652. The median age of people living in Fairfax is 39 years.
The average high temperature in July is 82.9 degrees, with an average low temperature in January of 23.4 degrees. The average rainfall is approximately 42.9 inches per year, with 21.1 inches of snow per year.
