HSA Contribution Calculator
See how much your HSA actually saves you each paycheck in federal, state, and FICA taxes, based on the 2026 IRS limits.
Annual Salary
Annual HSA Contribution
HDHP Coverage
Age 55+ Catch-Up
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State
Pay Frequency
Contribution Method
Annual Tax Savings Breakdown
Estimates only. Not tax or legal advice. Consult a tax professional for accuracy.
2026 IRS Limit Progress
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The full app handles all deductions, 50-state taxes, overtime, and bonuses.
How HSA Tax Savings Work: The Triple Tax Advantage
Health Savings Accounts get their "triple tax advantage" label because (1) contributions are tax-deductible, (2) investment growth is tax-free, and (3) withdrawals for qualified medical expenses are tax-free. This calculator focuses on the first part: the immediate tax savings from your contributions.
HSA contributions can lower three types of taxes: federal income tax, state income tax (in most states), and FICA taxes (Social Security and Medicare) when contributed through payroll. Depending on your tax bracket, the combined savings rate can hit 30–40%+. That means every $1 you put in might only cost you $0.60–$0.70 in reduced take-home pay.
2026 HSA Contribution Limits and Eligibility
You need a qualifying High Deductible Health Plan (HDHP) to contribute to an HSA. You also can't be on Medicare or claimed as a dependent. New for 2026: bronze and catastrophic Exchange plans now count as HSA-compatible under the One, Big, Beautiful Bill Act (P.L. 119-21).
| Item | 2025 | 2026 |
|---|---|---|
| Self-Only Limit | $4,300 | $4,400 |
| Family Limit | $8,550 | $8,750 |
| Catch-Up (55+) | $1,000 | $1,000 |
| HDHP Min. Deductible (Self) | $1,650 | $1,700 |
| HDHP Min. Deductible (Family) | $3,300 | $3,400 |
| HDHP Max. OOP (Self) | $8,300 | $8,500 |
| HDHP Max. OOP (Family) | $16,600 | $17,000 |
HSA Tax Savings by Salary Level
Here are estimated annual tax savings for a single filer putting in the full $4,400 self-only limit through payroll deduction. State tax is excluded since it varies.
| Annual Salary | Federal Bracket | Federal Savings | FICA Savings | Total Savings | Cost per $1 |
|---|---|---|---|---|---|
| $30,000 | 12% | $528 | $337 | $865 | $0.80 |
| $50,000 | 22% | $968 | $337 | $1,305 | $0.70 |
| $75,000 | 22% | $968 | $337 | $1,305 | $0.70 |
| $100,000 | 22% | $968 | $337 | $1,305 | $0.70 |
| $150,000 | 24% | $1,056 | $337 | $1,393 | $0.68 |
| $200,000 | 32% | $1,408 | $337 | $1,745 | $0.60 |
Payroll Deduction vs. Direct Contribution
The way you contribute to your HSA changes how much you save. Payroll deductions through a Section 125 cafeteria plan skip FICA withholding (7.65% for most workers), which adds up to $337 per year on a max $4,400 self-only contribution, or $669 on a max $8,750 family contribution.
Direct contributions (transferring funds yourself) are deducted on your federal tax return via Form 8889 and reduce your income tax, but they don't reduce FICA taxes. If your employer offers payroll deduction through a Section 125 plan, use it. The extra FICA savings are free money.
States That Don't Recognize HSA Deductions
Only California and New Jersey refuse to recognize HSA deductions for state income tax. In both states, employer and employee HSA contributions count as taxable income at the state level. CA and NJ residents still get the full federal income tax and FICA savings, though. Every other state with an income tax follows the federal treatment.
If you're also saving for retirement, check our 401(k) Contribution Calculator, or run a full breakdown with the Hourly Paycheck Calculator.
Frequently Asked Questions
Common questions about hsa contribution calculator
How much can I contribute to an HSA in 2026?
For 2026, the IRS limit is $4,400 for self-only HDHP coverage and $8,750 for family coverage. If you are 55 or older, you can contribute an additional $1,000 catch-up contribution, bringing the maximum to $5,400 (self-only) or $9,750 (family).
Do HSA contributions reduce FICA taxes?
Only if your contributions are made through your employer's payroll via a Section 125 cafeteria plan. Pre-tax payroll deductions bypass both income tax and FICA (Social Security + Medicare) withholding. If you contribute directly to your HSA and deduct it on your tax return, you save on income tax but not FICA.
Do all states give a tax deduction for HSA contributions?
No. California and New Jersey do not recognize HSA contributions as a state income tax deduction. In those two states, HSA contributions are still deductible for federal tax purposes but are treated as taxable income at the state level. All other states with an income tax allow the deduction.
What happens if I contribute more than the IRS limit?
Excess contributions are subject to a 6% excise tax each year the excess remains in the account. You can avoid the penalty by withdrawing the excess amount (plus any earnings on it) before your tax filing deadline.
Can I contribute to an HSA if I have a bronze or catastrophic plan?
Yes. Starting in 2026, bronze and catastrophic health plans available through a Health Insurance Exchange qualify as HSA-compatible high deductible health plans under the One, Big, Beautiful Bill Act (P.L. 119-21, Sec. 71307).
How much does an HSA save per paycheck?
Your per-paycheck savings depend on your contribution amount, tax bracket, state tax rate, and whether you contribute through payroll. For example, a person earning $65,000 contributing $4,400 annually through biweekly payroll deductions could save roughly $50-$65 per paycheck in combined taxes.
Can my spouse and I both contribute to separate HSAs?
Yes, if both spouses have their own HDHP coverage. However, the combined family contribution limit is $8,750 for 2026. If both spouses are 55 or older, each can make their own $1,000 catch-up contribution to their respective HSA.
What is the deadline to make HSA contributions?
You can make HSA contributions for a given tax year up until your tax filing deadline, typically April 15 of the following year. For 2026 contributions, the deadline is April 15, 2027.