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Finding and Using GIS Data

The AGS Library's Guide to Finding GIS data and working with it for your specific project needs

How to Use Legislative Technology Services Bureau (LTSB) Data Portal

How to Use The Wisconsin State Legislature's Open Data Portal:

The Legislative Technology Service Bureau (LTSB) Open Data Portal exists to provide easily accessible open data of a legislative nature for the state of Wisconsin. 

Available on LTSB are freely downloadable spreadsheets, KMLs, and shapefiles of Wisconsin.

Here you can download the following Wisconsin data sets:

  • Senate & congressional districts
  • Municipal wards & boundaries (cities, towns & villages)
  • Election data dating back to 1990



In order to see metadata for some of the files, including information about how the data was collected, how to interpret the data, and who to properly cite, you may need to Login to ArcGIS Online using your UWM Account.