IRA Calculator
Estimate tax-deferred retirement growth with our IRA Calculator. Enter your current IRA balance, annual contribution, expected return, and a simple current-vs-retirement tax-rate comparison to project future traditional IRA value, estimate the upfront tax deduction value of contributions, and translate the result into a simplified after-tax retirement balance. Perfect for traditional IRA planning, pre-tax retirement saving decisions, rollover contribution review, and side-by-side comparison with Roth-style saving. The calculator shows projected IRA balance, total contributions, investment growth, estimated current-year tax savings on contributions, and a simplified after-tax retirement value. All calculations happen instantly in your browser with no data storage.
How it works: Enter your current IRA balance, annual contribution, expected return, and a simple tax-rate comparison. The calculator projects traditional IRA growth, highlights the value of current-year tax deductions, and shows a simplified after-tax retirement outcome.
What Is an IRA Calculator?
An IRA calculator estimates how a Traditional IRA grows over time based on your starting balance, annual contribution, expected return rate, and years until retirement. It also shows the tax deduction value of each contribution — a $7,000 contribution at a 22% tax bracket saves $1,540 in taxes this year. Traditional IRAs grow tax-deferred: you pay income tax only when you withdraw in retirement, ideally at a lower rate than your working years. This calculator helps you compare growth scenarios and understand whether a Traditional IRA or Roth IRA is the stronger choice for your situation.
How to Use This IRA Calculator
Enter your current IRA balance, annual contribution (max $7,000 in 2024, or $8,000 if 50+), expected annual return, years to retirement, and your current marginal tax bracket. The calculator shows projected balance at retirement, total contributions, total tax-deferred growth, and estimated annual withdrawal at the 4% safe withdrawal rate. Adjust the return rate between 6% and 8% to see a realistic range.
Worked Example: Marcus Contributes $6,500/Year for 25 Years
Marcus, 40, has $18,000 in a Traditional IRA and contributes $6,500/year. He expects 7% average annual returns and plans to retire at 65.
IRA balance at 65: ~$534,000
Total contributed: $162,500 | Tax-deferred growth: $371,500
Annual tax deduction value (22% bracket): $1,430/year → $35,750 total tax savings
4% safe withdrawal: ~$21,360/year from this IRA alone
Traditional IRA vs. Roth IRA Comparison
| Feature | Traditional IRA | Roth IRA |
|---|---|---|
| Contribution limit (2024) | $7,000 ($8,000 if 50+) | $7,000 ($8,000 if 50+) |
| Tax treatment | Pre-tax (deductible if eligible) | After-tax (no deduction) |
| Growth | Tax-deferred | Tax-free |
| Withdrawals | Taxed as ordinary income | Tax-free (qualified) |
| RMDs | Required at age 73 | None during lifetime |
| Income limits | Deductibility phaseout if workplace plan | Contribution phaseout at $146k single / $230k MFJ |
| Best for | Higher tax bracket now than in retirement | Lower tax bracket now than in retirement |
IRA Contribution Limits & Deductibility Rules
The 2024 IRA contribution limit is $7,000 ($8,000 if you're 50 or older). For Traditional IRAs, the tax deductibility depends on whether you (or your spouse) have a workplace retirement plan and your income. If neither you nor your spouse has a 401k or similar plan, contributions are fully deductible at any income level. If you do have a workplace plan, deductibility phases out: for single filers between $77,000–$87,000 MAGI, and for married filing jointly between $123,000–$143,000 in 2024.
Tips for Maximizing Your IRA
Contribute as early in the year as possible — an IRA funded in January vs. December gives an extra year of tax-deferred compounding. If you can't contribute the full limit, start with whatever you can and automate monthly deposits. Consider the backdoor Roth IRA strategy if your income exceeds the Roth limit: contribute to a non-deductible Traditional IRA then convert to Roth. For those over 50, the $1,000 catch-up contribution ($8,000 total) adds meaningful growth — $1,000/year at 7% for 15 years adds $25,000 to the balance.
Frequently Asked Questions About IRA Calculators
What is the IRA contribution limit for 2024?
$7,000 for those under 50; $8,000 for those 50 and older. The limit applies across all IRAs combined — Traditional and Roth — not per account. You cannot contribute more than your earned income for the year.
Can I contribute to a Traditional IRA and a 401k at the same time?
Yes. You can contribute to both. However, if you (or your spouse) have a 401k or similar workplace plan, the deductibility of your Traditional IRA contribution phases out based on income. The contribution itself is always allowed; the deduction may be limited.
What is the IRA deduction phase-out for 2024?
If you have a workplace retirement plan: single filers phase out between $77,000–$87,000 MAGI; married filing jointly phases out between $123,000–$143,000. Above those limits, you can still contribute but it won't be deductible (non-deductible traditional IRA).
When must I start taking IRA withdrawals?
Traditional IRAs require Required Minimum Distributions (RMDs) beginning at age 73 (per SECURE 2.0, effective 2023). The RMD amount is calculated by dividing your account balance by your IRS life expectancy factor. Roth IRAs have no RMD during the owner's lifetime.
What happens if I withdraw from a Traditional IRA before 59½?
You'll owe income tax on the amount plus a 10% early withdrawal penalty. Exceptions exist: first home purchase (up to $10,000), disability, substantially equal periodic payments (SEPP 72(t)), medical expenses, and others. The penalty is on top of ordinary income tax at your marginal rate.
Should I choose a Traditional or Roth IRA?
If you expect to be in a lower tax bracket in retirement than now: Traditional IRA (deduct now, pay less tax later). If you expect to be in the same or higher bracket in retirement: Roth IRA (pay tax now, withdraw tax-free later). Young earners in the 12–22% bracket almost always benefit more from a Roth.