Roth IRA vs. Traditional IRA: Rules & Limits (2026)
By the FiscalData.US editorial team · Updated October 2026 · 10 min read · Sources & methodology
An Individual Retirement Account (IRA) is a tax-advantaged account you open on your own, separate from any workplace plan. The big decision is when you want to pay tax: now, with a Roth IRA, or later, with a traditional IRA. Both have the same contribution limit, but the eligibility rules and long-term outcome differ. This guide covers the 2026 numbers and the logic for choosing.
1. 2026 Contribution Limits
| Item | 2026 |
|---|---|
| Annual limit (all IRAs combined) | $7,500 |
| Catch-up at age 50+ | +$1,100 (total $8,600) |
| Deadline for 2026 contributions | April 15, 2027 |
| Earned income required | Yes, at least equal to the contribution (spousal IRA exception) |
The limit is shared: you can split $7,500 between a Roth and a traditional IRA, but not put $7,500 in each.
2. How Each Account Is Taxed
| Traditional IRA | Roth IRA | |
|---|---|---|
| Contributions | Often tax-deductible | Made with after-tax money |
| Growth | Tax-deferred | Tax-free |
| Qualified withdrawals | Taxed as ordinary income | Tax-free |
| Required minimum distributions | Yes, starting at age 73 | None for the original owner |
| Early withdrawal of contributions | Taxed + 10% penalty before 59½ | Contributions can be withdrawn any time, tax- and penalty-free |
3. Roth IRA Income Limits
Your ability to contribute directly to a Roth phases out with modified AGI:
| Filing status | Full contribution below | No contribution above |
|---|---|---|
| Single / head of household | $153,000 | $168,000 |
| Married filing jointly | $242,000 | $252,000 |
| Married filing separately | $0 | $10,000 |
High earners above these limits often use the "backdoor Roth": a non-deductible traditional contribution followed by a conversion. Watch the pro-rata rule if you hold other pre-tax IRA money.
4. When a Traditional IRA Is Deductible
Anyone with earned income can contribute to a traditional IRA, but the deduction phases out if you (or your spouse) are covered by a workplace retirement plan. For 2026 the phase-out for a covered single filer runs from about $81,000 to $91,000 of MAGI, and for a covered married couple from $129,000 to $149,000. If neither spouse has a workplace plan, the deduction is unlimited.
5. Worked Example: Same $7,500, Two Outcomes
Priya, 30, is in the 22% bracket and invests $7,500 a year for 35 years at a 7% average return, growing to about $1.04 million.
- Traditional: she saves $1,650 of tax each year now. In retirement, if her bracket is 22%, she keeps about $811,000 after tax; if it is 12%, about $915,000.
- Roth: she pays tax up front but keeps the full $1.04 million tax-free, with no required distributions.
- If she invested the yearly traditional tax saving in a taxable account, the gap narrows, but few people actually do so consistently.
Run your own numbers in the retirement calculator.
6. How to Choose
- Lean Roth if you are early in your career, in the 10%–22% bracket, expect higher income later, or value flexibility and no RMDs.
- Lean traditional if you are in the 32% bracket or higher now, expect lower income in retirement, or need the deduction to qualify for other credits.
- Split if you are unsure. Tax diversification lets you choose which bucket to draw from each retirement year.
- State tax matters too: moving from California to Florida in retirement makes the traditional deduction more valuable.
7. Withdrawal Rules in Detail
A Roth withdrawal of earnings is "qualified", meaning tax-free, once you are 59½ and the account has been open for at least five years. Exceptions to the 10% early-withdrawal penalty on either type include first-time home purchases (up to $10,000), higher education costs, disability, and certain medical expenses. See IRS Publication 590-B.
Frequently Asked Questions
Can I have a 401(k) and an IRA?
Yes. Workplace coverage only limits the traditional IRA deduction, not your ability to contribute.
What if I contribute too much to a Roth?
Excess contributions face a 6% penalty each year until removed or recharacterized before the filing deadline.
Can a non-working spouse contribute?
Yes, through a spousal IRA, as long as the couple files jointly and has enough combined earned income.
Sources & legal references
Figures in this guide were checked by the FiscalData.US editorial team against these primary sources and, where relevant, state revenue department notices. See our methodology & update policy.
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FiscalData.us provides estimates for informational purposes only and is not financial or tax advice. The information in this guide is general in nature, does not consider your personal circumstances and does not create a client relationship. FiscalData.US is not responsible for decisions made based on this content.