The tax rate on your savings interest depends on your total income, not the savings account itself

The interest your savings account earns is taxed as ordinary income — the same way wages are taxed. That means the rate you pay depends on your tax bracket, which is determined by your total income for the year. If you earned $35,000 in wages and $500 in savings interest, the IRS treats that $500 as part of your $35,500 total income.

The bank does not withhold taxes from your interest automatically. Instead, you report the interest when you file your tax return, and you pay tax on it then — or you may owe nothing if your total income is low enough that you fall below the filing threshold.

The amount of interest itself is usually small. A savings account earning 4% to 5% annually on $10,000 generates roughly $400 to $500 per year. For most people, this means a tax bill of $50 to $150, depending on their bracket. But the exact amount you owe is determined by your specific tax situation, not by a fixed rate on savings interest.

Key Takeaways

  • Savings interest is taxed at your ordinary income tax rate, which ranges from 10% to 37% depending on your total income for the year.
  • The bank reports your interest to the IRS on a Form 1099-INT if you earned $10 or more in interest during the year.
  • You report this interest on your tax return when you file, and you pay tax on it along with your other income.
  • If your total income is below the filing threshold for your age and filing status, you may not owe any tax even if you earned interest.

How your tax bracket determines what you pay

The U.S. uses a progressive tax system, meaning different portions of your income are taxed at different rates. In 2024, those rates are 10%, 12%, 22%, 24%, 32%, 35%, and 37%. Your savings interest gets added to your other income and taxed according to where it falls in your bracket.

For example, if you are single and earned $45,000 in wages, you are in the 22% bracket. If you then earn $500 in savings interest, that $500 is taxed at 22%, meaning you owe roughly $110 in federal tax on it. If you were single and earned only $15,000 in wages, you would be in the 12% bracket, so the same $500 in interest would cost you roughly $60 in federal tax.

This is why the same savings account interest can result in different tax bills for different people. The interest itself is the same, but the tax rate applied to it depends on your income level.

When the bank reports your interest to the IRS

If you earned $10 or more in interest during the calendar year, your bank will send you a Form 1099-INT by January 31 of the following year. This form shows the total interest you earned at that bank. The bank also sends a copy to the IRS.

If you have multiple savings accounts at different banks, you will receive a separate 1099-INT from each one. You then add up all the interest reported on all your 1099-INT forms and report the total on your tax return.

If you earned less than $10 in interest at a particular bank, that bank may not send you a 1099-INT, but you still owe tax on that interest if your total income requires you to file a return. You can find the interest amount in your account statements or by logging into your online banking.

State and local taxes on savings interest

In addition to federal income tax, you may owe state or local income tax on your savings interest. Most states tax interest the same way the federal government does — as ordinary income at your state tax rate. A few states do not have income tax at all, including Florida, Texas, Wyoming, and South Dakota.

Some states offer small breaks on interest income. For example, a handful of states exempt interest earned on savings accounts from state tax, though this is rare. Check your state's tax authority website or speak with a tax preparer to learn whether your state taxes savings interest and at what rate.

Local income taxes exist in some cities and counties, particularly in Ohio, Pennsylvania, and Kentucky. These typically range from 1% to 2.5% and explore to all income, including interest. Your employer usually withholds local tax from your paycheck, but you may need to account for interest income separately when you file.

What happens if you do not report the interest

The IRS receives a copy of every 1099-INT your bank sends you. If you do not report the interest on your tax return, the IRS will notice the discrepancy. This can trigger a letter asking you to explain the difference, or in some cases, the IRS may assess additional tax and penalties on your behalf.

The penalty for not reporting income is typically 20% of the unpaid tax, plus interest on the unpaid amount. For a small amount of interest — say $500 — this might mean a penalty of $20 to $30 plus interest. But the IRS does pursue these cases, especially when the discrepancy is clear from the 1099-INT.

Reporting the interest takes only a few minutes. If you file your own return using tax software, you enter the amount from your 1099-INT into the interest income section. If you use a tax preparer, bring your 1099-INT forms with you.

How to reduce taxes on savings interest

The most straightforward way to reduce taxes on savings interest is to earn less interest — which means keeping less money in a savings account. This is not practical information for most people, but it illustrates the basic principle: the tax is on the interest itself, not on the account.

If you have a very low income and fall below the filing threshold, you will not owe federal income tax on your interest. The filing threshold varies by age and filing status. For 2024, a single person under 65 with only interest income does not have to file if their income is below $14,600. If you are over 65, the threshold is higher.

Some people use tax-advantaged accounts like Roth IRAs or 529 education savings plans, where interest grows without triggering annual taxes. However, these accounts have contribution limits and withdrawal rules, so they work best as part of a longer-term savings strategy rather than as a way to avoid taxes on a regular savings account.

Frequently Asked Questions

Do I have to file a tax return if I only earned interest income?

Only if your interest income exceeds the filing threshold for your age and filing status. For 2024, a single person under 65 does not have to file if their only income is less than $14,600 in interest. If you have other income like wages, you may have to file even if your interest is small.

What if I earned interest at multiple banks?

You will receive a separate 1099-INT from each bank. Add up all the interest amounts and report the total on your tax return. The IRS receives copies of all your 1099-INT forms, so they will know your total interest income.

Can I deduct savings account fees from my interest income?

No. You report the full interest amount on your tax return. Fees you pay to the bank are not deductible against interest income. However, if you have significant investment expenses, you may be able to deduct them in other situations — consult a tax preparer about your specific circumstances.

Is interest from a money market account taxed differently than a savings account?

No. Money market accounts, high-yield savings accounts, and regular savings accounts are all taxed the same way — as ordinary income. The account type does not matter; only the interest earned matters for tax purposes.

What if the bank made a mistake on my 1099-INT?

Contact the bank and ask them to issue a corrected 1099-INT, called a 1099-INT with a corrected amount. The bank will send the corrected form to you and the IRS. Report the corrected amount on your tax return. Keep records of your account statements in case the IRS questions the discrepancy.