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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 2018 to 2022.

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 populations with dementia through 2040

This file contains the projected number of people living with dementia in every Wisconsin county from 2010-2040. Dementia refers to the loss of memory, language, and other thinking skills that is severe enough to interfere with daily life. Alzheimer's is the most common cause of dementia. These estimates are intended for communities' planning purposes only. These estimates include those living in communities and exclude residents of skilled nursing facilities. These estimates were created using data from the Wisconsin Department of Administration's Demographic Services Center and the Chicago Health and Aging Project.

Wisconsin County Dementia Projections Through 2040, P-01049 (Excel)

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


Last revised January 11, 2024