GIS and Mapping Services

CONTACT INFORMATION: All public resources of the GIS Division are now available online. For public assistance, inquiries through email are responded to more rapidly than those via phone messages. County staff should utilize the internal Help Desk system for support.
703-324-2712 TTY 711
12000 Government Center Parkway
Fairfax, VA 22035
Michael Liddle
GIS Program Director

GIS Data

The Geospatial Property Data Guide

Learn about the types of property data maintained and offered by the GIS & Mapping Services Division through an interactive guide.

Visit the Geospatial Property Data Guide

GIS Open Data

Browse over 120 GIS data layers available for viewing/downloading. Search using keywords or browse by category.

Visit the Open Geospatial Data page

Aerial Photography

View multiple years of aerial photography in our online viewer and find other sources of imagery.

Visit the aerial photography page

Topography Data

View the county's Light Detection And Ranging (LiDAR) elevation data and applications and resources for using it.

Visit the topography data page

Department Resources

GIS Data
Interactive Map Gallery
Static (PDF) Map Gallery
GIS FAQs
GIS Disclaimer
GIS Day
Contact GIS
GIS Home
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