Open Data. Municipal Boundaries within St. Louis County, Missouri. Link to Metadata.

PDF. A map of the public school district boundaries and municipal boundaries in St. Louis County, Missouri. Map scale is 1:62500. Link to metadata.

PDF. A map of municipal boundaries in St. Louis County, Missouri as of July 2018. Map scale is 1:62500. Link to metadata.

Open Data. St. Louis County Park Boundaries, St. Louis County, Missouri. Link to Metadata.

Web App. Parcel map displaying Age of Housing, Residential Appraised Value and Land Use in St. Louis County, Missouri. Link to Metadata.

This data set contains the boundaries of Missouri's 114 counties plus the boundary of the city of St. Louis. This data set was created to provide the most accurate county boundary data available for the whole state with attributes that are correct and useable.

Open Data. Tax Code Boundaries in St. Louis County, Missouri. Link to Metadata.

COGIS St. Louis County, Missouri. Link to Metadata

PDF. Zoning in unincorporated areas of St. Louis County, Missouri. Map scale is 1:62500. Link to metadata.

Web App. Use the tabs provided to discover information about map features and capabilities. Link to Metadata. A variety of searches can be performed to find the parcel of interest. Use the Query Tool to build searches. Click Apply button at the bottom of the tool.Query by Name (Last First) (e.g. Bond James)Query by Address (e.g. 41 S Central)Query by Locator number (e.g. 21J411046)Search results will be listed under the Results tab. Click on a parcel in the list to zoom to that parcel. Click on the parcel in the map and scroll through the pop-up to see more information about the parcel. Click the ellipse in the Results tab or in the pop-up to view information in a table. Attribute information can be exported to CSV file. Build a custom Filter to select and map properties by opening the Parcels attribute table:1. Click the arrow tab at the bottom middle of the map to expand the attribute table window2. Click on the Parcels tab3. Check off Filter by map extent4. Open Options>Filter5. Build expressions as needed to filter by owner name or other variables6. Select the needed records from the returned list7. Click Zoom to which will zoom to the selected recordsPlease note that as the map zooms out detailed layers, such as the parcel boundaries will not display.In addition to Search capabilities, the following tools are provided:MeasureThe measure tool provides the capabilities to draw a point, line, or polygon on the map and specify the unit of measurement.DrawThe draw tool provides the capabilities to draw a point, line, or polygon on the map as graphics. PrintThe print tool exports the map to either a PDF or image file. Click Settings button to configure map or remove legend.Map navigation using mouse and keyboard:Drag to panSHIFT + CTRL + Drag to zoom outMouse Scroll Forward to zoom inMouse Scroll Backward to zoom outUse Arrow keys to pan+ key to zoom in a level- key to zoom out a levelDouble Click to Zoom inFAQsHow to select a parcel: Click on a parcel in the map, or use Query Tool to search for parcel by owner, address or parcel id.How to select more than one parcel: Go to Select Tool and choose options on Select button.How to clear selected parcel(s): Go to Select Tool and click Clear.

PDF. A map of St. Louis County Police precincts and municipal boundaries of St. Louis County, Missouri. Map scale is 1:62500. Link to metadata.

This data was collected by St. Louis County Board of Elections. It is part of a larger collection (Historical St. Louis County Elections), organized by municipality. Faculty in the Department of Political Science at Washington University in St. Louis, Dr. Brian Crisp and Dr. Matt Gabel, digitized the materials at Washington University in St. Louis and agreed with St. Louis County to have the digital copies deposited in the Open Scholarship Digital Research Materials Repository at Washington University to make it more widely accessible.

PDF. A map of public school district boundaries in St. Louis County, Missouri. Map scale is 1:100000. Link to metadata.

Open Data. Fire protection service areas within St. Louis County, Missouri. Link to Metadata.

Web App. Jurisdictional boundaries in St. Louis County, Missouri. Link to Metadata.

Web app displaying 2021-YTD NIBRS crime data. Data is included for all areas that the St. Louis County Police Department and the St. Louis County Park Rangers patrol. Additionally, data is included for the following police departments in St. Louis County: Ballwin, Bel Nor, Bel Ridge, Bella Villa, Bellefontaine Neighbors, Breckenridge Hills, Brentwood, Bridgeton, Country Club Hills, Chesterfield, Clayton, Crestwood, Creve Coeur, Des Peres, Ellisville, Eureka, Frontenac, Hillsdale, Kirkwood, Ladue, Lakeshire, Moline Acres, Maplewood, Normandy, Olivette, Overland, Pagedale, Riverview, Richmond Heights, Rock Hill, Saint Louis County, Shrewsbury, St. John, Sunset Hills, Town & Country, Velda City, Webster Groves, and Woodson Terrace.The data in this map should not be compared to previous UCR Part 1 crime data provided by the department. NIBRS data is counted differently, and comparisons made between the data will not be accurate.

Map image layer. County Boundary for St. Louis County, Missouri. Link to metadata.

Analysis of ‘Missouri County Boundaries Map’ provided by Analyst-2 (analyst-2.ai), based on source dataset retrieved from https://catalog.data.gov/dataset/f968c780-e24f-4fae-b094-6f840423289e on 12 February 2022.

--- Dataset description provided by original source is as follows ---

This data set contains the boundaries of Missouri's 114 counties plus the boundary of the city of St. Louis. This data set was created to provide the most accurate county boundary data available for the whole state with attributes that are correct and useable.

--- Original source retains full ownership of the source dataset ---

PDF. A map of St. Louis County Council districts with municipalities and U.S. Congressional districts. Map scale is 1:62500. Link to metadata.

PDF. A map of Missouri State Senate districts and municipal boundaries in St. Louis County, Missouri. Map scale is 1:62500. Link to metadata.