St. Louis County GIS Parcel and Geospatial Data
St. Louis County provides GIS parcel and geospatial data to support business mapping needs. The County utilizes and maintains geospatial data for critical business operations. Below is GIS data that is available for free to download.
Note: These datasets require the use of special Geographic Information Systems (GIS) software. They can be viewed in ESRI's ArcGIS, AutoDesk’s AutoCAD and MapINFO, as well as several other web, mobile, and desktop software products that utilize geospatial technologies.