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 What To Do When Your Income Reaches 7 Figures Preserve your high net worth with these foundational tips. Why Everyone Needs an Estate Strategy Do you have an estate strategy? You should. A Look at Systematic Withdrawals This calculator may help you estimate how long funds may last given regular withdrawals.