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 Does Your Credit Score Affect Your Insurance Rates? Your credit score may influence how much you pay for auto and home insurance. Counteracting Capital Gains with Tax-Loss Harvesting You may have heard the phrase "tax-loss harvesting." A financial professional may be able to provide some guidance. Understanding Equity Compensation Net Unrealized Appreciation and how it affects tax responsibilities.