Calculate Your Roth IRA Growth
| Age | Contribution | Balance |
|---|
What is a Roth IRA?
A Roth IRA (Individual Retirement Account) is one of the most powerful retirement tools available. Unlike a Traditional IRA or 401(k), your contributions are made with after-tax dollars, but the payoff is enormous:
- Tax-free growth: All investment gains — dividends, capital gains, interest — grow completely tax-free.
- Tax-free withdrawals: Qualified withdrawals in retirement (after age 59½, account open 5+ years) are 100% tax-free.
- No Required Minimum Distributions: Unlike Traditional IRAs and 401(k)s, you never have to withdraw from a Roth IRA. It can grow tax-free for your entire life and pass to heirs.
- Contribution access anytime: You can withdraw your contributions (not earnings) at any time, tax-free and penalty-free.
Roth IRA Contribution Limits & Income Limits (2025)
| Category | Limit |
|---|---|
| Annual contribution (under 50) | $7,000 |
| Catch-up contribution (50+) | $1,000 additional ($8,000 total) |
Income Limits (Modified AGI)
| Filing Status | Full Contribution | Partial | No Direct Contribution |
|---|---|---|---|
| Single / HOH | Under $150,000 | $150,000 – $165,000 | Over $165,000 |
| Married Filing Jointly | Under $236,000 | $236,000 – $246,000 | Over $246,000 |
Earn too much? Use the Backdoor Roth IRA strategy: contribute to a non-deductible Traditional IRA, then convert to Roth. This is legal and widely used by high earners. Consult a tax professional about the pro-rata rule if you have existing Traditional IRA balances.
Roth IRA vs Traditional IRA
| Feature | Roth IRA | Traditional IRA |
|---|---|---|
| Tax on contributions | After-tax (no deduction) | Tax-deductible (if eligible) |
| Tax on withdrawals | Tax-free | Taxed as ordinary income |
| Income limits | Yes (backdoor available) | No (but deduction phases out) |
| RMDs | None—ever | Start at age 73 |
| Early withdrawal | Contributions anytime; 5-year rule for earnings | 10% penalty + tax before 59½ |
| Best if | Tax bracket same or higher in retirement | Tax bracket lower in retirement |
Roth IRA vs Roth 401(k)
Both offer tax-free growth and withdrawals, but they differ in key ways:
| Feature | Roth IRA | Roth 401(k) |
|---|---|---|
| Contribution limit | $7,000 ($8,000 50+) | $23,500 ($31,000 50+) |
| Employer match | None | Yes (match goes to Traditional side) |
| Income limits | Yes | No |
| Investment choices | Unlimited | Limited to plan options |
| RMDs | None | None (starting 2024) |
Best strategy: Contribute to your 401(k) up to the employer match, then max out your Roth IRA ($7,000), then go back and increase your 401(k) contribution.
The Power of Tax-Free Growth
The biggest advantage of a Roth IRA is that you never pay tax on the growth. Consider this comparison over 30 years:
| Scenario | Roth IRA | Taxable Account |
|---|---|---|
| Annual contribution | $7,000 | $7,000 |
| Annual return | 8% | 8% (minus taxes on dividends) |
| Years | 30 | 30 |
| Balance at 30 years | $838,000 | $838,000 (pre-tax) |
| Tax on withdrawal | $0 | ~$126,000 (15% LTCG) |
| You keep | $838,000 | $712,000 |
That's $126,000 in tax savings — and even more if tax rates increase by the time you retire.
Withdrawal Rules
- Contributions: Can be withdrawn anytime, at any age, for any reason — tax-free and penalty-free. The IRS considers contributions withdrawn first (FIFO).
- Conversions: Must wait 5 years from the year of each conversion to avoid the 10% penalty (but no tax — you already paid that).
- Earnings: Tax-free and penalty-free after age 59½ AND the account has been open for 5+ years. Otherwise, subject to tax + 10% penalty.
Exceptions to the 10% penalty on earnings
- First-time home purchase (up to $10,000 lifetime)
- Qualified education expenses
- Disability or death
- Birth or adoption (up to $5,000)
- Unreimbursed medical expenses exceeding 7.5% of AGI
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