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 Keep Your Umbrella Handy Umbrella liability can be a fairly inexpensive way to help shelter current assets and future income from the unexpected. When Life Insurance Becomes Taxable Life insurance proceeds are generally tax-free. But not in all cases. Does Your Credit Score Affect Your Insurance Rates? Your credit score may influence how much you pay for auto and home insurance.