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 Question Thank you! Oops! Related Content What to Do When You Lose Your Wallet Ever lost your wallet? Frustrating. Here’s what you can do to keep yourself safe. What You Need to Know About Social Security Every so often, you’ll hear about Social Security benefits running out. But is there truth to the fears, or is it all hype? Budgeting After a Divorce Divorce is the second most stressful time in a person's life. Here's some tips to get through it.