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Health insurance in Will County, Illinois

19,414 people here have no coverage and earn in the range a premium tax credit is built for — 51% of everyone uninsured in the county.

Reviewed September 4, 2026 · 2024 Census data

19,414Uninsured, subsidy range 138–400% of poverty
6.4%Uninsured, under 65 37,970 people
5.4%Uninsured, 50 to 64 7,514 people
590,372Under-65 residents 97th of 3,143

Source: US Census Small Area Health Insurance Estimates, 2024 release. Income bands are measured against the federal poverty level.

Half the uninsured here sit in the subsidy range

Of the 37,970 people without coverage in Will County, 19,414 — 51% — earn inside the premium tax credit range. That is near the 51% national median. Within that band itself, 9.5% have no coverage.

How many people here have no coverage

6.4% of Will County's 590,372 under-65 residents have no health coverage — 37,970 people. That is below the Illinois rate of 8.1%, and puts Will County in the bottom quarter of the 3,143 counties measured nationally (2,683rd).

Who falls under the Medicaid line

8,601 of Will County's uninsured — 23%, below the 31% typical of counties nationally — earn under $22,025 a year, which in Illinois is Medicaid territory rather than marketplace territory.

The years before Medicare

7,514 people aged 50 to 64 in Will County have no coverage, a rate of 5.4% — close to the 6.4% across all under-65 residents here. Age-rated premiums make this the most expensive group to cover before Medicare.

Will County against Illinois

Will County is the 3rd largest of the 18 Illinois counties we publish. Its uninsured rate runs 1.7 points lower than Illinois overall and its subsidy-band share matches the state. Coverage among 50 to 64 year olds is better here than across Illinois.

Will CountyIllinois National median
Uninsured, under 656.4% 8.1%9.8%
Uninsured in the subsidy band19,414 423,655—
Subsidy band as a share of uninsured51% 51% 51%
At or below 138% of poverty23% 28% 31%
Uninsured, 50 to 645.4% 7.2% 8.1%

The nearest by population

CountyUninsured In the subsidy bandShare
Lake County7.5%22,46452%
Kane County8.9%20,77354%
DuPage County6.1%23,56951%
McHenry County6.2%8,48552%

What a plan actually costs in Will County

These figures say how many people here a credit would reach. What it would be worth to you depends on your age, household and income — a licensed agent can work that out on the call.

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