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Health insurance in Twin Falls County, Idaho

5,665 people here have no coverage and earn in the range a premium tax credit is built for — 56% of everyone uninsured in the county.

Reviewed September 4, 2026 · 2024 Census data

5,665Uninsured, subsidy range 138–400% of poverty
12.9%Uninsured, under 65 10,170 people
11.0%Uninsured, 50 to 64 1,654 people
79,056Under-65 residents 615th of 3,143

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

Most of the uninsured here would qualify for help

5,665 uninsured people in Twin Falls County earn inside the premium tax credit range — 56% of the county's uninsured. That is near the 51% national median. Within that band itself, 14.6% have no coverage.

How many people here have no coverage

12.9% of Twin Falls County's 79,056 under-65 residents have no health coverage — 10,170 people. That is above the Idaho rate of 11.1%, and puts Twin Falls County in the upper half of the 3,143 counties measured nationally (800th).

Who falls under the Medicaid line

2,864 of Twin Falls County's uninsured — 28%, close to the 31% typical nationally — earn under $22,025 a year, which in Idaho is Medicaid territory rather than marketplace territory.

The years before Medicare

1,654 people aged 50 to 64 in Twin Falls County have no coverage, a rate of 11.0% — close to the 12.9% across all under-65 residents here. Age-rated premiums make this the most expensive group to cover before Medicare.

Twin Falls County against Idaho

Twin Falls County is the smallest of the 5 Idaho counties we publish a page for. Its uninsured rate runs 1.8 points higher than Idaho overall and its subsidy-band share matches the state. Coverage among 50 to 64 year olds is worse here than across Idaho.

Twin Falls CountyIdaho National median
Uninsured, under 6512.9% 11.1%9.8%
Uninsured in the subsidy band5,665 98,673—
Subsidy band as a share of uninsured56% 55% 51%
At or below 138% of poverty28% 27% 31%
Uninsured, 50 to 6411.0% 9.6% 8.1%

The nearest by population

CountyUninsured In the subsidy bandShare
Bonneville County9.7%6,40658%
Kootenai County10.1%8,39855%
Canyon County14.3%18,54057%
Ada County8.1%19,17254%

What a plan actually costs in Twin Falls 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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