Demographics & Data | Demographics

What We Do

The Economic, Demographic and Statistical Research (EDSR) unit conducts quantitative research to support the goals and initiatives of Fairfax County. On an annual basis EDSR produces small-area economic and demographic estimates and forecasts for Fairfax County and conducts special studies and research. The data and analyses produced by EDSR are used for program planning, Capital Improvement Program (CIP) planning, policy initiatives, grant writing, budgeting, revenue forecasting, performance measurement, and to help decision-makers to leverage resources and align policies and programs to the county’s changing needs.

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2025 Demographics Report Highlights Growth, Housing Trends and Income Inequality Data

July 8, 2026

Highlighted by the Fairfax News Center, the Demographic Reports 2025 were published as part of an annual effort to provide insights into our local community. In 2025, Fairfax County continues to grow ...

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2025 Rental Housing Complex Analysis Report Available

July 1, 2026

This annual report provides summary-level data on rental housing topics, including the inventory of rental units, vacancy rate, square footage, and monthly rental costs. County agencies frequently use the information from this report for cost-of-liv...

Fairfax County Overview and Community Profiles Interactive Visualizations Updated

July 15, 2026

Title: Fairfax County Overview and Community Profiles Interactive Visualizations UpdatedFairfax County has released updated interactive data tools providing detailed community information.The Fairfax County Overview offers countywide and district-lev...

Demographics

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Demographics Alert:

What We Do

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