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Wisconsin Government Data

3,983 open datasets about Wisconsin from 1 state and local government and federal agencies.

Datasets

3,983

State government

0

County and city

186

Federal, about the state

3,797

Open data portals

Official portals run by governments in Wisconsin

Publishers

State and local governments with datasets in the catalog

  1. City of MilwaukeeCity186

Wisconsin datasets

3,983 datasets

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Only the first 50 pages are listed. Narrow the list by area or type to see more.

Only show:County and city (186)Federal agencies (3,797)

Frequently asked questions

Does Wisconsin have an open data portal?
Yes. Milwaukee Open Data (data.milwaukee.gov) publish open data for Wisconsin.
How many datasets are there about Wisconsin?
The DatenUS catalog lists 3,983 datasets: 0 from the state government, 186 from counties and cities, and 3,797 federal datasets that cover Wisconsin.
Is this data free to use?
State and local portals usually allow free reuse under an open license or their terms of use, and most federal data is in the public domain. Check each dataset page for its license.

Source: Milwaukee Open Data, Data.gov Catalog · Last updated 10/27/2026