Federal Income Tax Use this calculator to estimate your income tax liability along with average and marginal tax rates. You are viewing this website at a small screen resolution which doesn't support calculators. Click here to view this calculator. Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content New Retirement Contribution Limits for 2024 A look at the new, record-high retirement contribution limits from the IRS. The ABC’s of Auto Insurance What kind of auto insurance should you have? Do you know? Data Breach: Your Security To-Do List This article provides a checklist of steps to take if you experience a data breach.