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 From Boats to Brokers From the Dutch East India Company to Wall Street, the stock market has a long and storied history. Fixed or Variable Mortgage, Which Should You Pick? When selecting a mortgage, one of the most critical choices is between a fixed or variable interest-rate mortgage. Your Emergency Fund: How Much Is Enough? Having an emergency fund may help alleviate the stress and worry associated with a financial crisis.