A Roth IRA is a retirement savings account where you contribute money that has already been taxed, and then your withdrawals in retirement are tax-free

The core idea is simple: you put after-tax dollars in now, the money grows over decades, and when you reach retirement age, you take money out without paying taxes on the growth. This is the opposite of a traditional IRA, where you get a tax break when you contribute but pay taxes when you withdraw.

You open a Roth IRA at a bank, credit union, or brokerage firm—the same places that offer regular savings accounts. You decide how much to contribute each year (within legal limits), and you choose what to invest that money in: stocks, bonds, mutual funds, or even keep it in cash. The account itself is just a container; what matters is that the growth inside it stays tax-free as long as you follow the rules.

Key Takeaways

  • You contribute money you have already paid income tax on, so the IRS does not tax your withdrawals later.
  • Your money grows tax-free inside the account, meaning you keep all the gains instead of sharing them with the government.
  • You can withdraw your contributions (the money you put in) at any time without penalty, but withdrawing growth before age 59½ usually triggers a tax and penalty.
  • There are income limits that determine whether you can contribute the full amount or a reduced amount each year.
  • You are never required to withdraw money from a Roth IRA during your lifetime, unlike traditional IRAs.

How contributions work and what you can put in each year

Each year, the IRS sets a limit on how much you can contribute to a Roth IRA. For 2024, that limit is $7,000 if you are under age 50, and $8,000 if you are 50 or older (the extra $1,000 is called a catch-up contribution). These limits change periodically, so check the IRS website or your financial institution for the current year.

The money you contribute must come from earned income—wages, salary, self-employment income, or taxable alimony. You cannot fund a Roth IRA with investment returns, inheritance, or gifts. If you do not have earned income in a given year, you cannot contribute that year.

You can contribute at any time during the year, or even up until the tax filing deadline (usually April 15 of the following year) for the previous year. Many people spread contributions across the year or make one lump sum contribution when they file taxes.

Income limits that affect how much you can contribute

Unlike traditional IRAs, Roth IRAs have income phase-out ranges. If your income is too high, you cannot contribute the full amount—or cannot contribute at all. The limits depend on your filing status (single, married filing jointly, married filing separately) and change each year.

For 2024, if you are single and your modified adjusted gross income (MAGI) is between $146,000 and $161,000, your contribution limit phases out. If you are married filing jointly, the range is $230,000 to $240,000. If your income is above the upper limit, you cannot contribute directly to a Roth IRA that year.

If you earn too much to contribute directly, some people use a strategy called a "backdoor Roth," which involves contributing to a traditional IRA and then converting it to a Roth. This is legal but has tax consequences you should understand before attempting it. Talk to a tax professional if your income is near these limits.

The tax advantage: why growth stays tax-free

The main benefit of a Roth IRA is that your money grows without being taxed each year. In a regular taxable investment account, if you earn dividends or sell an investment at a profit, you owe taxes on those gains. In a Roth IRA, none of that growth is taxed as long as the money stays in the account.

Over decades, this compounds. If you invest $7,000 a year for 30 years and your money grows to $500,000, you owe no federal income tax on that $430,000 in growth when you withdraw it. With a traditional IRA or taxable account, you would owe taxes on at least part of that gain.

This advantage is especially valuable if you expect to be in a higher tax bracket in retirement, or if you think tax rates will rise in the future. You are essentially locking in today's tax rate on your contributions.

When you can withdraw money without penalty

You can withdraw your contributions (the money you put in) at any time, for any reason, without taxes or penalties. If you contributed $50,000 over the years and your account grew to $80,000, you can withdraw the $50,000 anytime.

Withdrawing the growth (earnings) is different. If you are under age 59½, you generally cannot withdraw earnings without owing income tax plus a 10% penalty. There are a few exceptions: you can withdraw earnings penalty-free (though still taxed) if you are disabled, if you use the money for a first-time home purchase (up to $10,000 lifetime), or if you withdraw it for certain medical or education expenses.

Once you reach age 59½ and have owned the Roth IRA for at least five years, you can withdraw both contributions and earnings tax-free and penalty-free. This five-year rule applies to each Roth IRA separately if you have multiple accounts.

No required withdrawals during your lifetime

A major difference between Roth and traditional IRAs is that you never have to withdraw money from a Roth IRA while you are alive. Traditional IRAs require you to start taking withdrawals at age 73 (as of 2023; this age has been rising). With a Roth, you can let the money sit and grow for as long as you want.

This makes a Roth IRA useful if you do not need the money in retirement or if you want to leave it to heirs. Your beneficiaries will inherit the account, and they will owe no income tax on the withdrawals (though they do have to withdraw the money within a certain timeframe under current rules).

Who should consider a Roth IRA

A Roth IRA often makes sense if you are young, in a lower tax bracket now than you expect to be later, or if you want flexibility in retirement. Because you contribute after-tax dollars, you are not getting an immediate tax deduction, but you are trading that for decades of tax-free growth.

If you are self-employed or a business owner, you might also consider a Solo Roth 401(k), which allows much higher contributions. If your employer offers a 401(k) match, contribute enough to get the full match first—that is assistance programs—then consider maxing out a Roth IRA if you have earned income left over.

A Roth IRA is less useful if you are in a very high tax bracket now and expect to be in a lower one in retirement, or if you need the tax deduction today to reduce your current tax bill. In that case, a traditional IRA might be better.

Frequently Asked Questions

Can I have both a Roth IRA and a traditional IRA?

Yes, you can have both. However, your total contributions to both accounts combined cannot exceed the annual limit ($7,000 for 2024 if you are under 50). If you contribute $4,000 to a traditional IRA, you can only contribute $3,000 to a Roth that year.

What happens if I withdraw money before age 59½?

You can withdraw your contributions anytime without penalty. If you withdraw earnings before 59½, you owe income tax on those earnings plus a 10% penalty, unless you may have access to for an exception like a first-time home purchase or disability.

Do I pay taxes on the money I put into a Roth IRA?

You pay income tax on the money before you contribute it, just like your regular paycheck. The Roth IRA itself does not give you a tax deduction. The tax benefit comes later when your withdrawals are tax-free.

What if my income is too high to contribute to a Roth IRA?

If your income exceeds the phase-out range, you cannot contribute directly. Some people use a backdoor Roth strategy, but this involves converting a traditional IRA and has tax implications. Consult a tax professional to see if this makes sense for your situation.

Can I invest in anything I want inside a Roth IRA?

You can invest in stocks, bonds, mutual funds, ETFs, and most other securities. You cannot invest in collectibles, life insurance, or certain other assets. Your financial institution will tell you what investment options are available in their Roth IRA accounts.