Roth IRA Calculator

Project your tax-free retirement balance, check 2025 contribution limits, and see how starting earlier dramatically changes your outcome.

Enter Your Details

30 yrs
1880
65 yrs
4085
For eligibility
$
$
Max: $7,000
$
$0$8,000
%
1%15%
Checking eligibility...
Balance at Retirement
$—
Tax-free
Total Contributions
$—
Your invested dollars
Total Growth
$—
Tax-free gains
Years to Grow
Until retirement
Estimated Monthly Tax-Free Income (30 yrs)
$—
Contributions—%
Growth—%

Growth Over Time

Final Balance Breakdown

Year-by-Year Projection

Age Year Annual Contribution Total Contributed Balance Growth This Year

How to Use This Roth IRA Calculator

Enter your current age, planned retirement age, and existing Roth IRA balance (if any). Then set your annual contribution amount — the calculator will automatically flag if you're over the 2025 limit and show your income eligibility status. Adjust the expected annual return to model different market scenarios, and watch the growth chart update in real time.

2025 Roth IRA Contribution Limits

Filing StatusFull ContributionPhase-Out RangeNo Contribution
Single / Head of HouseholdMAGI ≤ $150,000$150,000–$165,000MAGI > $165,000
Married Filing JointlyMAGI ≤ $236,000$236,000–$246,000MAGI > $246,000
Married Filing SeparatelyMAGI = $0$0–$10,000MAGI > $10,000

The standard 2025 Roth IRA contribution limit is $7,000/year. If you're age 50 or older, you can contribute an additional $1,000 catch-up contribution for a total of $8,000/year.

How Roth IRA Growth Is Calculated

Each year, your Roth IRA balance grows by:

Balance(year) = Balance(year-1) × (1 + r) + Annual Contribution Where: r = Expected annual return (decimal) Example: $10,000 balance, $7,000/yr contribution, 7% return Year 1: $10,000 × 1.07 + $7,000 = $17,700 Year 5: ≈ $60,800 Year 10: ≈ $108,000 Year 30: ≈ $750,000+

The key insight: because Roth IRA growth is completely tax-free, you never owe taxes on the gains — even if your account grows from $7,000 per year of contributions to $750,000+ over a career of saving.

Roth IRA vs. Traditional IRA — Which Is Better?

The right choice depends primarily on whether your tax rate will be higher now or in retirement:

  • Choose Roth IRA if you expect to be in a higher tax bracket in retirement, if you're young and in a low tax bracket today, or if you want maximum flexibility (no RMDs, can withdraw contributions anytime).
  • Choose Traditional IRA if you're currently in a high tax bracket and want a deduction now, or if you need to reduce your current taxable income.
  • Do both if you can — many financial advisors recommend maxing out a Roth IRA in addition to your 401(k) for tax diversification in retirement.

Pro Tip: Even if your income exceeds the Roth IRA limit, you may qualify for a "Backdoor Roth IRA" — making a non-deductible Traditional IRA contribution and then converting it to Roth. Consult a tax advisor for your specific situation.

Tips to Maximize Your Roth IRA

  • Start as early as possible. Contributing $7,000/year from age 25 to 65 at 7% grows to over $1.5 million tax-free. Starting at 35 grows to just $750,000.
  • Contribute at the start of each year rather than waiting until the tax deadline — you gain a full year of extra compounding.
  • Invest in growth assets. Because you won't owe taxes on gains, holding higher-growth investments (index funds, stocks) in your Roth IRA maximizes the tax benefit.
  • Keep bonds in tax-deferred accounts. Since bond interest is taxed as ordinary income, holding them in a Traditional IRA or 401(k) is typically more tax-efficient.
  • Don't touch it. Unlike a Traditional IRA, there are no required minimum distributions. Your Roth IRA can keep compounding well into your 80s and 90s and can be passed to heirs tax-free.

Frequently Asked Questions

For 2025, the Roth IRA contribution limit is $7,000/year. If you are 50 or older, you can add a $1,000 catch-up contribution for a total of $8,000/year. Contributions are also limited by your earned income — you can't contribute more than you earned that year.

Single filers with MAGI up to $150,000 can contribute the full amount. Between $150K–$165K, the limit phases out. Above $165K, you cannot contribute directly. Married filing jointly can contribute fully up to $236,000 MAGI, with phase-out through $246,000.

With a Roth IRA, you contribute after-tax dollars and qualified withdrawals are 100% tax-free. With a Traditional IRA, contributions may be deductible now but withdrawals are taxed as ordinary income. Roth IRAs also have no required minimum distributions (RMDs), making them powerful estate planning tools.

To take qualified tax-free withdrawals of earnings, you must be at least 59½ AND the account must have been open for at least 5 years (the 5-year rule). You can always withdraw your contributions (not earnings) at any time without tax or penalty, since you already paid tax on those dollars.