Demographics & Data

Fairfax County is a diverse and thriving urban county. As the most populous jurisdiction in both Virginia and the Washington, D.C. metropolitan area, the county's population exceeds that of eight states and the District of Columbia. The median household income of Fairfax County is one of the highest in the nation and over half of its adult residents have four-year college degrees or more educational attainment.

Economic and demographic information, organized into categories including: population and housing, employment, income, education and mobility.

Economic and demographic information for 61 communities/towns in Fairfax County. Find information on age, sex, race and ethnicity, educational attainment, labor force participation, language spoken, income and poverty, housing and commercial and industrial gross floor area.

An interactive map tool to explore population, households, housing units, gross floor area data, etc., by block groups, communities and zip codes.


Recent studies and reports detailing trends about Fairfax County.

View historical studies and reports.

Demographic Reports 2015 Demographic Reports 2016
The most recent data report about the county highlights trends, population, forecasts, housing and industrial/commercial information.
Read Report PDF


Rental Housing Complex Analysis Rental Housing Complex Analysis (April 2017)
Data on the cost, rental unit quantity and vacancy rates of market rate rental housing complexes containing five or more units.
Read Report PDF 
Read Summary


Economic Need in Fairfax County Taking Measure of Children (April 2015)
Summarizes the number of Fairfax-Falls Church area children who live in families who are vulnerable, sustaining or thriving based on sixteen categories that measure well-being.
Read Report PDF


Youth Survey School Year 2013-2014 Youth Survey Results
Information and trends about positive and harmful youth behaviors.
View the Reports, Presentations, and More



Recent infographics / data visualizations detailing trends about Fairfax County.

Click on an image to see the data visualization / infographic. PDF

Interactive Infographic: Older Residents


Infographic: Our Immigrant Neighbors



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