Population and Housing Unit Estimates

​​​​​​​​​​​​​The Demographic Services Center annually produces population estimates for Wisconsin counties and municipalities. The estimates are based on the prior census and analysis of contemporary data including housing units, dormitory and institutional populations, automobile registrations, and other indicators of population change. The ​DS​C releases preliminary population estimates by August 10, and final ​​population estimates by October 10, with a reference date of January 1 of the current year.

January 1, 2025 Final Population Estimate​s

• Population Estimates Methodology​
  

• County Final Population Estimates

• Minor Civil Division Final Population Estimates

• Municipality Final Population Estimates, Alphabetical List
  

• Final Population Estimates for Municipalities in Multiple Counties

• ​ Components of Change by County

• Wisconsin Zip Code Tabulation Area Final Population Estimates

Historical Population Estimates (1970 - 2025)

Data for January 1998 in column AH​

• County Totals

• Municipalities and Minor Civil Divisions within Counties

Housing Unit Estimates

• Total Estimated Housing Units by County