HSA Savings Calculator
Calculate how much you can save with a Health Savings Account. See your tax savings, investment growth, and projected HSA balance over time.
How HSA Tax Savings Work
Health Savings Accounts offer a unique triple tax advantage that no other account type provides. First, contributions are tax-deductible, reducing your taxable income in the year you contribute. Second, the money grows tax-free through interest and investment gains. Third, withdrawals for qualified medical expenses are completely tax-free. This triple benefit makes HSAs the most tax-efficient savings vehicle available. A family in the 22% federal bracket plus 5% state saves roughly $2,230 in taxes for every $8,300 contributed. Over decades, the compounding of tax-free investment returns creates substantial wealth.
HSA Contribution Limits for 2025-2026
For 2025, the HSA contribution limit is $4,300 for self-only coverage and $8,550 for family coverage. Individuals age 55 and older can contribute an additional $1,000 catch-up contribution. These limits are adjusted annually for inflation. To be eligible for an HSA, you must be enrolled in a High Deductible Health Plan (HDHP) with a minimum deductible of $1,650 for self-only or $3,300 for family coverage. You cannot be enrolled in Medicare, claimed as a dependent, or have other non-HDHP coverage. Employer contributions count toward the annual limit.
HSA as a Retirement Investment Strategy
Many financial experts call the HSA a "stealth IRA" because of its retirement benefits. Unlike FSAs, HSA funds roll over indefinitely with no use-it-or-lose-it deadline. You can invest your HSA balance in stocks, bonds, and mutual funds for long-term growth. The optimal strategy is to pay current medical expenses out of pocket, keep receipts, and let your HSA investments grow tax-free for decades. After age 65, you can withdraw HSA funds for any purpose without penalty — you only pay income tax on non-medical withdrawals, making it function like a traditional IRA. For medical expenses, withdrawals remain tax-free at any age.
Tips for Getting Accurate Results
For the most accurate results, use up-to-date numbers from official sources. Double-check your inputs before calculating — small errors in the starting values can lead to significantly different outputs. If you are comparing scenarios, keep all variables the same except the one you are testing. Save or screenshot your results for future reference. This calculator uses standard formulas and is designed to give you a reliable quick estimate, though professional advice may be needed for complex situations.