Life Expectancy
Wisconsin residents live 0.8 years longer on average
Wisconsin has a life expectancy of 78.3 yrs vs 77.5 yrs in Illinois, a meaningful gap for relocation planning.
Life Expectancy Comparison
Health
Illinois vs Wisconsin: Life Expectancy
Wisconsin has a higher life expectancy than Illinois.
National Rankings
Where They Rank Nationally
See where both states fall among all 50 states for life expectancy.
Illinois
#26 · 77.5 yrs
Wisconsin
#20 · 78.3 yrs
Lowest
Highest
Top 10 States — Life Expectancy
#1
Hawaii
81.6 yrs
Hawaii
#2
Connecticut
80.7 yrs
Connecticut
#3
Utah
80.4 yrs
Utah
#4
Minnesota
80.1 yrs
Minnesota
#5
Massachusetts
80.0 yrs
Massachusetts
#6
Vermont
80.0 yrs
Vermont
#7
Washington
79.8 yrs
Washington
#8
Colorado
79.7 yrs
Colorado
#9
New Hampshire
79.5 yrs
New Hampshire
#10
New York
79.4 yrs
New York
Selected states
#26
Illinois
77.5 yrs
Illinois
#20
Wisconsin
78.3 yrs
Wisconsin
Illinois ranks 26th and Wisconsin ranks 20th nationally for life expectancy.
Health Context
Key factors that shape the life-expectancy gap between these two states.
Health
Poverty
Wisconsin has a lower poverty rate
Poverty and health outcomes are closely linked. Wisconsin's lower poverty rate (10.7%) versus Illinois (11.6%) is part of the longevity story.
View detailed comparisonIncome
Illinois has higher household income
Higher median income correlates with better healthcare access. Illinois leads at $78,433 vs $71,887 in Wisconsin.
View detailed comparisonAffordability
Illinois has a lower cost of living
Lower living costs mean more disposable income for healthcare. Illinois's cost-of-living index is 95.2 vs 95.5 in the other state.
View detailed comparisonHealth Snapshot
Illinois
Health
Life expectancy
77.5 yrs
Economy
Median household income
$78,433
Poverty rate
11.6%
Cost of living index
95.2
Wisconsin
Health
Life expectancy
78.3 yrs
Economy
Median household income
$71,887
Poverty rate
10.7%
Cost of living index
95.5
What Stands Out
- Wisconsin has the higher life expectancy at 78.3 years.
- Wisconsin has the lower poverty rate.
- Illinois has the higher median household income.
Related Pages
What This Means
Illinois vs Wisconsin: Life Expectancy in context
Wisconsin has a life expectancy of 78.3 yrs, compared with 77.5 yrs in Illinois. Life expectancy at birth in years (CDC 2021).
Illinois
77.5 yrs
Wisconsin
78.3 yrs
People Also Ask
Illinois vs Wisconsin Life Expectancy — Common Questions
Q What is Illinois's life expectancy?
Illinois's life expectancy is 77.5 yrs.
Q What is Wisconsin's life expectancy?
Wisconsin's life expectancy is 78.3 yrs.
Q Which state has a higher life expectancy — Illinois or Wisconsin?
Wisconsin has a higher life expectancy than Illinois.
More Comparisons: Illinois vs Wisconsin
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Sources: Core demographic data comes from the 2020 U.S. Census, with land area from U.S. Census Bureau TIGER files. Income, housing, affordability, and tax fields are maintained in our comparison dataset; purchasing-power figures use BEA Regional Price Parities. Minimum wage data comes from the U.S. Department of Labor, gas prices from AAA, and electricity rates from the U.S. Energy Information Administration. Political control and election fields use 2024 presidential results together with National Conference of State Legislatures data. Gun-law labels use the Giffords scorecard, alcohol system data comes from NABCA, and marijuana status uses NCSL's state cannabis laws tracker.