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 Can Group, Private Disability Policies Work Together? Loss of income from disability has the potential to cause financial hardship. Disability insurance can help. Lifetime of Earnings Estimate how much you have the potential to earn during your working years. Trends in Charitable Giving Some people may want a more advanced gifting strategy that can maximize their gift and generate potential tax benefits.