State of Wisconsin
Alphabetical List of Minor Civil Divisions as of June 2026 (Excel)
Municipality Changes Since January 2000 (Excel) updated July 2026
Wisconsin Geographic Codes (Excel) updated May 2026
Metro and Micropolitan Areas (Excel)
Core-Based and Combined Metropolitan Statistical Areas (Excel)
List of Zip Code Tabulation Areas (Parts or All) Within each County & Municipality (Excel)
Wisconsin State Legislature Technical Service Bureau Open GIS Data is here.
2025 Population Density (Excel)
Demographics HomePopulation EstimatesPopulation ProjectionsWI Geography and MapsU.S. Census Bureau News
U.S. Census State Data CentersMunicipal Data SystemMunicipal Services PaymentsIntergovernmental Relations
dan.barroilhet@wisconsin.gov(estimates lead, projections lead)
[vacant](Municipal Services Payments;housing survey lead,State Data Center lead)
Housing Survey Web Page