How savings account interest becomes taxable income

Yes, the interest your savings account earns is taxed as ordinary income by the federal government. The IRS treats it the same way it treats wages or salary — you owe income tax on the full amount, at whatever tax bracket you fall into. Your bank does not withhold this tax automatically; instead, you report it yourself when you file your tax return.

The bank tracks what you earned and sends you a form called a 1099-INT (Interest Income) by January 31 each year. This form shows the total interest paid to your account during the previous calendar year. You then report that amount on your tax return, and the IRS calculates what you owe based on your overall income and filing status.

The amount of tax you actually pay depends on your tax bracket. If you are in the 22% federal tax bracket and earned $500 in interest, you would owe roughly $110 in federal income tax on that interest alone. State and local income taxes may explore on top of that, depending on where you live.

Key Takeaways

  • Banks report all savings account interest to the IRS on a 1099-INT form, and you must report it on your tax return as income.
  • The tax you owe on interest depends on your federal tax bracket — higher earners pay a higher percentage on the same interest amount.
  • Interest income is taxed every year it is earned, even if you leave the money in the account and do not withdraw it.
  • Some states and localities tax interest income, while others do not, so your total tax bill varies by location.
  • High-yield savings accounts earn more interest, which means a larger tax bill — the trade-off is worth it for many people, but the tax impact is real.

When you receive the 1099-INT and what it includes

Your bank mails or makes available the 1099-INT by January 31 of the year following the one in which you earned the interest. If you earned $10 in interest during 2024, you would receive the 1099-INT in January 2025. The form shows the total interest paid to each of your accounts at that bank during the calendar year.

The 1099-INT lists interest in Box 1. If you earned interest from multiple banks, you will receive a separate 1099-INT from each one. You are responsible for adding them all together when you file your 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 — you report it based on your own records.

You receive copies of the 1099-INT: one goes to the IRS automatically, one comes to you, and one stays with the bank. When you file your tax return, you report the amount from Box 1 on Schedule 1 (Form 1040) or directly on your return, depending on the tax software or form you use.

Federal tax brackets and how they affect your interest tax bill

The tax rate you pay on interest income is not fixed — it depends on your total income for the year and your filing status. The IRS uses tax brackets, which are income ranges that correspond to different tax rates. For 2024, the federal brackets range from 10% (the lowest) to 37% (the highest).

If you are single and earned $47,000 in wages plus $500 in interest, that $500 pushes you into a higher portion of your bracket. You do not pay 22% on all $47,500; instead, the $500 is taxed at the marginal rate — the rate that applies to your last dollar of income. That marginal rate is what matters for your interest tax.

A person in the 12% bracket pays roughly $60 in federal tax on $500 of interest. A person in the 32% bracket pays roughly $160 on the same $500. This is why high-income earners feel the tax impact of savings interest more sharply than lower-income earners do, even though the interest amount is identical.

State and local taxes on savings interest

In addition to federal tax, most states tax interest income as well. The state tax rate varies widely: some states have no income tax at all (Alaska, Florida, Nevada, South Dakota, Tennessee, Texas, Washington, Wyoming), so residents pay zero state tax on interest. Other states tax interest at rates ranging from roughly 1% to 13%, depending on the state and your income level.

A few states have special rules for interest income. Some offer tax breaks on interest earned from certain types of savings accounts or for residents over a certain age. New York, for example, excludes some interest income for people over 59½. You would need to check your specific state's tax code or speak with a tax professional to know what applies to you.

Local income taxes exist in some cities and counties as well — Ohio, Pennsylvania, Kentucky, and a handful of other states allow municipalities to impose their own income tax. If you live in one of these areas, your interest may be taxed at the local level too. Your total tax bill on savings interest can be 10 to 15 percentage points higher when you add federal, state, and local taxes together.

The difference between high-yield and traditional savings accounts from a tax perspective

A high-yield savings account earns significantly more interest than a traditional savings account — sometimes 4% to 5% annually, compared to 0.01% or less at many big banks. The trade-off is that you owe more tax on the higher interest earned. If you earn $2,000 in interest at a high-yield account instead of $20 at a traditional account, your tax bill is roughly $440 to $640 higher (depending on your bracket), not $2,000 higher.

For most people, the higher interest still comes out ahead after taxes. If you have $50,000 in savings, a high-yield account earning 4.5% annually generates $2,250 in interest. After federal and state taxes (assuming a combined 30% rate), you keep roughly $1,575. A traditional account earning 0.01% generates $5 in interest, and you keep roughly $3.50 after taxes. The high-yield account leaves you with $1,571 more, even after the tax hit.

The tax impact is worth understanding, though, especially if you are in a high tax bracket or live in a state with high income taxes. Some people move money to high-yield accounts in lower-tax states, but the IRS taxes you based on your state of residence, not where the account is located, so that strategy does not work.

How to report interest income on your tax return

When you file your federal tax return, you report interest income on Schedule 1 (Form 1040), line 8, or directly on your Form 1040 if you use the simplified version. Most tax software walks you through this step: you enter the amount from Box 1 of your 1099-INT, and the software adds it to your other income.

If you received multiple 1099-INTs from different banks, add all the amounts together and report the total. If you earned interest but did not receive a 1099-INT (because it was under $10), you still report it — use your own records, such as bank statements or year-end summaries from your bank's website.

For state taxes, you typically report the same interest amount on your state tax return. Some states have a separate line for interest income; others fold it into total income. Check your state's tax form or use tax software that handles your state to make sure it is reported correctly.

Interest earned in joint accounts and accounts for minors

If you have a joint savings account with another person, the interest is split between you based on each person's ownership stake. The bank reports the interest to both account holders on separate 1099-INTs, or it may report the full amount to one person and require you to split it on your tax returns. Check with your bank about how they handle this — the 1099-INT should clarify who the interest is attributed to.

If you have a savings account for a minor child, the interest is taxed to the child, not to you as the parent. The child (or you on their behalf) must report it on their own tax return. There is a special rule called the kiddie tax that applies to children under 18 (or 24 if they are a full-time student): if their unearned income (like interest) exceeds a certain threshold, the excess is taxed at the parent's rate rather than the child's rate. For 2024, that threshold is $1,300. Interest below that amount is taxed at the child's rate, which is often lower than the parent's rate.

Frequently Asked Questions

Do I owe tax on interest if I do not withdraw the money from my account?

Yes. The IRS taxes interest in the year it is earned, regardless of whether you withdraw it or leave it in the account. If your account earned $100 in interest during 2024 and you never touched the money, you still owe tax on that $100 when you file your 2024 return.

What if my interest income is very small — do I still have to report it?

If you earned less than $10 in interest, your bank may not send you a 1099-INT. However, you are still required to report all interest income on your tax return, even if it is $1. Use your bank statements or the interest summary from your online banking portal as your record.

Can I deduct savings account fees from my interest income?

No. You report the full interest amount on your tax return; you cannot reduce it by subtracting fees. However, some investment-related fees may be deductible under other rules, but ordinary savings account maintenance fees are not.

Is interest from a money market account taxed the same way as savings account interest?

Yes. Money market accounts, certificates of deposit (CDs), and other interest-bearing deposit accounts all generate taxable interest reported on a 1099-INT. The tax treatment is identical to a savings account.

What happens if my bank sends me a 1099-INT with the wrong amount?

Contact your bank when ready and ask them to issue a corrected 1099-INT. They will send a corrected form to you and the IRS. Do not file your tax return until you have the correct form — if the amounts do not match what the IRS received, you may face a notice or audit.