Tax Rates 2024 Calculator Married Jointly. Nerdwallet's tax calculator can help you estimate your 2024 federal income tax bill (taxes due april 2025) based on your earnings, age, deductions and credits. You pay tax as a percentage of your income in layers called tax brackets.

For the tax year 2024, the top tax rate is 37% for individual single taxpayers with incomes greater than $609,350 ($731,200 for married couples filing jointly). In 2024, it is $14,600 for single taxpayers and $29,200 for married taxpayers filing jointly, slightly increased from 2023 ($13,850 and $27,700).