Overview

Fairfax County GIS Data – For CAD

Equator helps civil engineering, architecture and consulting firms with the tools to instantly find, process and download accurate LiDAR, contours, parcel data, building footprints, DEMs, point clouds and other GIS data for Fairfax County in an online web mapping portal.

Fairfax County GIS Data →

Data Available

Download GIS Data for Fairfax County

Parcels and Buildings

This image shows parcel and building data in Fairfax County created using GIS data in Equator.

Get Parcels and Buildings for Fairfax County

LiDAR

This image shows a LiDAR point cloud in Fairfax County created using GIS data in Equator.

Get LiDAR for Fairfax County

Contours

This image shows a contour map in Fairfax County created using GIS data in Equator.

Get Contours for Fairfax County

Formats Available

Export Your Data Ready to Use in Multiple Formats

DWG

AutoCAD Drawing - Industry-standard CAD format

Supported Data:

Contour, Parcel, Building Outline

SHP

Shapefile - Standard GIS vector format

Supported Data:

Contour, Parcel, Building Outline

DXF

Drawing Exchange Format - Universal CAD interchange

Supported Data:

Contour, Building Outline

GeoJSON

Geographic JSON - Web-friendly spatial data format

Supported Data:

Contour, Parcel, Building Outline

LAZ

Compressed LAS - Efficient LiDAR point cloud format

Supported Data:

Point Cloud

SVG

Scalable Vector Graphics - Web vector format

Supported Data:

Contour, Building Outline

GPKG (Coming Soon)

GeoPackage - Modern OGC spatial database format

Supported Data:

Contour, Parcel, Building Outline

LandXML (Coming Soon)

Land XML - Civil engineering data exchange format

Supported Data:

Point Cloud

TIN (Coming Soon)

Triangulated Irregular Network - 3D surface model

Supported Data:

Point Cloud

XYZ (Coming Soon)

XYZ Point Cloud - Simple ASCII point cloud format

Supported Data:

Point Cloud

Background

GIS Data for Fairfax County

On the Fairfax County GIS website, visitors can explore a comprehensive range of geospatial resources, including access to over 120 free GIS data layers available for viewing and downloading on the **Open Geospatial Data** page. The site offers an interactive **Geospatial Property Data Guide** that details the types of property data maintained by the GIS & Mapping Services Division. Users can also view multi-year aerial photography collections via the **Aerial Photography** online viewer and access detailed topographic information through the county's **Light Detection And Ranging (LiDAR) elevation data** and related applications. Additionally, the website provides useful department resources such as the **Interactive Map Gallery**, **Static (PDF) Map Gallery**, and GIS FAQs, making it an invaluable tool for governments, researchers, students, and the private sector who need reliable geographic information and mapping capabilities for Fairfax County. Accessing any data or tools on the site is subject to the county’s [GIS disclaimer](https://www.fairfaxcounty.gov/maps/disclaimer).

Access Fairfax County GIS Data in Equator →Fairfax County Portal →