Montana COBRA vs Marketplace Calculator (2026)

Estimate your 2026 health insurance costs in Montana: compare COBRA continuation coverage against an ACA Marketplace plan, pre-loaded with Montana's average premiums and out-of-pocket limits.

🗓️ Updated: April 2026 | ✔️ Educational Estimate
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📊 2026 CMS Estimates
Loads average regional premiums and out-of-pocket limits automatically.
Determines your ACA Premium Tax Credit (federal subsidy) eligibility.
🔒 Your income data stays local in your browser. We never save or share it.
Deductibles reset Jan 1st. Enter months left this year.
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Estimated out-of-pocket bills (doctor, meds, surgeries).
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Include yourself, spouse, and tax dependents.
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Older individuals face higher base premiums.
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Insurers can charge up to 50% more for tobacco users.
🛡️ COBRA Details
100% of your plan cost + 2% administrative fee.
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Months your employer pays as a severance package.
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Progress is kept. It will not reset to $0.
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The maximum limit on your employer's plan.
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🌐 Marketplace (ACA)
Base price of the plan before income subsidies.
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You pay this in full before ACA insurance kicks in.
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The ACA limit. Note: Your progress resets to $0.
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Results
Total Cost Comparison
COBRA Breakdown
ACA Breakdown

COBRA Math Breakdown

Marketplace (ACA) Math Breakdown

Health Insurance Options in Montana After Job Loss (2026)

If you recently lost your job or had your hours reduced in Montana, you have two main paths to keep coverage: continue your employer's plan through COBRA, or switch to a private plan on the ACA Marketplace. The average monthly COBRA premium in Montana is approximately $685, while a standard Marketplace plan averages around $555 before subsidies — a difference of roughly $130/month at full price.

Montana uses the federal HealthCare.gov marketplace for ACA plan shopping and enrollment. Montana has also adopted full Medicaid expansion, so adults earning up to 138% of the Federal Poverty Level may qualify for free or low-cost Medicaid instead of a paid plan. The calculator below is pre-loaded with Montana's 2026 average premiums and out-of-pocket limits — adjust your income, family size, and remaining months to estimate your own total cost for the rest of the year.

🛡️ Avg. Monthly COBRA Premium+4% vs US avg
MT
$685
US Avg
$660
🌐 Avg. Monthly ACA Marketplace Premium+13% vs US avg
MT
$555
US Avg
$490
HealthCare.govFederal Marketplace
ExpandedMedicaid Expansion Status
$9,1002026 ACA Out-of-Pocket Max
💡 Montana Frequently Asked Questions
Montana uses the federal HealthCare.gov marketplace for ACA plan shopping and enrollment.
Montana has also adopted full Medicaid expansion, so adults earning up to 138% of the Federal Poverty Level may qualify for free or low-cost Medicaid instead of a paid plan.
On average, an ACA Marketplace plan in Montana (about $555/month before subsidies) runs roughly 19% lower than the average COBRA premium (about $685/month). Premium Tax Credits can lower the Marketplace cost even further depending on your household income, while COBRA lets you keep your existing plan and any out-of-pocket progress for the year.
The estimated 2026 out-of-pocket maximum for an ACA Marketplace plan in Montana used in this calculator is $9,100. Remember that switching from an employer plan to a Marketplace plan resets your out-of-pocket progress to $0, while COBRA keeps your existing employer-plan progress.

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For the complete 2026 COBRA vs Marketplace guide, side-by-side comparison table, and full FAQ, see the main calculator & complete guide.

Disclaimer: Calculations are educational estimates based on Montana-wide 2026 averages and estimated federal subsidy rules. Actual premiums and tax credits depend on your specific ZIP code, age, tobacco status, and final household income. Always verify plan details on Healthcare.gov or with a licensed insurance broker.