St. Louis County Interactive Maps

Try our new mapping application maps.stlouisco.com/propertyview. This application uses the Flash Player to provide a consistent cross-browser experience, and expanded search capabilities as well as detailed information on 2007 and 2008 property sales. This site works best on a high bandwidth internet connection. See our help page for more information on the new features.

St. Louis County Crime Incident Maps show crimes reported in Unincorporated St. Louis County and the municipalities that St. Louis County Police provides services under contract.

Our FEMA Preliminary 2009 Flood Maps application shows the new draft FEMA flood map boundaries with county parcel maps and aerial photography.

See gis.stlouisco.com for our legacy mapping application.

If you have comments or questions, please use our Comment Form to let us know what you think.

Terms of Use. St. Louis County makes no warranty for fitness of use for a particular purpose, express or implied, with respect to this map product. Every reasonable effort has been made to assure the accuracy of the maps and data provided; nevertheless, some information may not be accurate. Any user of this map product accepts its faults and assumes all responsibility for the use thereof, and further agrees to hold the St. Louis County harmless from and against any damage, loss or liability arising from any use of the map product. Do not make business decisions based on this data before validating your decision with the appropriate County offices.