Overview
Marion 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 Marion County in an online web mapping portal.
Marion County GIS Data →

Data Available
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Parcels and Buildings
This image shows parcel and building data in Marion County created using GIS data in Equator.
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LiDAR
This image shows a LiDAR point cloud in Marion County created using GIS data in Equator.
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Contours
This image shows a contour map in Marion County created using GIS data in Equator.
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GIS Data for Marion County
The Supervisor of Assessments webpage for Marion County, Illinois, provides access to various GIS and spatial data resources, including aerial maps and property assessment information. Users can view and purchase aerial maps, as well as access detailed property record cards that outline the characteristics of each parcel. The site also features links for property assessment lookup, appeals, and information on exemptions and farmland valuation, making it a comprehensive resource for property-related inquiries within the county.
Access Marion County GIS Data in Equator →Marion County Portal →Showcase
Sample GIS Data for Marion County

Parcels and Buildings
Parcel and building data in Marion County are used in a variety of fields including architecture, real estate, and urban planning.
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LiDAR
Point clouds (LiDAR) in Marion County can produce highly accurate 3D models of terrain, structures, and vegetation.
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Contours
Contours in Marion County visualize 3D elevations on a 2D surface allowing you to better understand your site.
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