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Free Retirement Calculators (2026)

Plan retirement with 401(k), savings, pension, Social Security and FIRE calculators. See whether you are on track and exactly what to change if you are not.

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Updated for 2026
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Key Summary

Retirement calculators determine how much you need to save to retire comfortably. The 4% rule states you need 25 times your annual expenses saved, so for $60,000 per year in retirement, that is $1.5 million. To reach that by 65 starting at 30 with no savings, you need to invest approximately $1,000 per month at a 7% return. Use the free retirement calculators below to model your specific situation.

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How Much Do You Need to Retire? (2026 Guide)

The retirement number starts with one question: how much do you plan to spend each year in retirement? Most planners target replacing 70% to 80% of pre-retirement income, assuming a paid-off home and lower expenses. Multiply that annual spending by 25 under the 4% rule to get your target nest egg. The retirement savings calculator compares that target against what your current savings and contributions will actually produce, and reports the gap in dollars, which is the number that turns worry into action.

2026 Retirement Account Contribution Limits

Account2026 limitAge 50+ catch-upTotal at 50+
401(k) / 403(b)$24,500$8,000$32,500
Traditional IRA$7,500$1,100$8,600
Roth IRA$7,500$1,100$8,600
SEP-IRA25% of compensation-$72,000
SIMPLE IRA$17,000$4,000$21,000
HSA (single)$4,400$1,000$5,400

The HSA is the only triple-tax-advantaged account: contributions reduce income, growth is tax-free, and withdrawals for medical costs are tax-free. If you have a qualifying high-deductible health plan, max it out before other savings.

The 4% Rule Explained: Is It Still Valid in 2026?

The 4% rule comes from the Trinity Study of historical US market data: withdraw 4% of your portfolio in year one, adjust for inflation each year, and the portfolio has historically lasted at least 30 years. It remains the standard planning benchmark, but it assumes a balanced portfolio and a 30-year horizon. For longer retirements, lower expected returns or the need for more certainty, many planners now use 3% to 3.5%. The retirement calculator uses 4% by default and shows the monthly income it supports, so you can stress-test your own assumptions.

Roth IRA vs Traditional IRA: The 2026 Decision Guide

Roth contributions are after-tax and qualified withdrawals are tax-free forever; traditional contributions are deductible now and withdrawals are taxed later. The decision hinges on your tax rate today versus in retirement. Early-career workers in low brackets usually do better with Roth. High earners near retirement usually prefer traditional. Many savers use both, which creates tax flexibility: draw from traditional accounts in low-income years and Roth in high-income years. Income limits phase out direct Roth contributions for singles above roughly $150,000 and couples above $236,000, with a backdoor Roth as an alternative.

Retirement Savings Benchmarks by Age

AgeSavings target (multiple of salary)Example at $75,000 salary
301x$75,000
403x$225,000
506x$450,000
608x$600,000
6710x$750,000

These Fidelity-style milestones are planning guides, not rules. Your actual target depends on Social Security, pensions, planned spending and life expectancy. Run the calculator with your real numbers.

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