Aging: Demographics in Wisconsin

This web page includes data reports. They show how many older adults live in Wisconsin. They also show other social and economic factors that relate to aging.

Find programs and services for older adults

Current Wisconsin population by age

Learn more about the older age group in Wisconsin. Data comes from the U.S. Census Bureau’s American Community Survey, with averages from 2020 to 2024.

Future Wisconsin population by age

Learn more about how the older age group in Wisconsin may change over time. Data comes from the Wisconsin Department of Administration Demographic Services Center.

Wisconsin projected population with dementia through 2050

Wisconsin Counties' Projected Population Ages 65 and Older with Dementia, P-01049 (PDF)— Contains the projected number of people ages 65 and older living with dementia in Wisconsin from 2020-2050. They were created using data from the Wisconsin Department of Administration's Demographic Services Center and the Chicago Health and Aging Project.

Dementia refers to the loss of memory, language, and other thinking skills that are severe enough to interfere with daily life. Alzheimer's is the most common cause of dementia. These projections are intended for communities' planning purposes only.

Who to contact for help

Questions about your county or other Census information? Contact:

Eric Grosso
Wisconsin Department of Health Services (DHS)
Bureau of Aging and Disability Resources
608-266-7803
EricR.Grosso@dhs.wisconsin.gov

Glossary

 
Last revised September 1, 2026