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Interactive maps provide simple access to information available to citizens in St. Louis County. These apps are tools for citizens to understand the projects and resources available in our county. Explore one of the apps featured below or click on the link to explore all available apps.
Explore St. Louis County GIS data through interactive maps and applications on this ArcGIS web application.
Looking for information about St. Louis County? We have data about various jurisdictional boundaries such as school districts, council districts, municipal boundaries, and more. Click one of the categorizes below to explore maps and data!
What is Open Data? Open data is data that can be freely used, shared, and utilized by anyone. This data is provided by St. Louis County. You'll find maps, applications, reports, tables, and more. Click below to explore all of the available data or explore by category. All Data. Community and Wellness. Elections. Imagery. Property Information.
Discover, analyze and download data from Saint Louis County GIS Service Center. Download in CSV, KML, Zip, GeoJSON, GeoTIFF or PNG. Find API links for GeoServices, WMS, and WFS. Analyze with charts and thematic maps. Take the next step and create storymaps and webmaps.
Geospatial Research involves using geography and mapping techniques to inform investigation into various types of research. The Research Department has designed a series of map portal sites to augment the department's mapping and Geographic Information Services (GIS ) abilities.
Application to search and view property information within St. Louis County, Missouri.
