Contributing to an IRA? Determine if you are eligible to contribute to a traditional or Roth IRA. 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 To Buy or Not to Buy The decision whether to buy or rent a home may have long-term implications. Federal Income Tax Use this calculator to estimate your income tax liability along with average and marginal tax rates. Saving for Retirement This calculator can help you estimate how much you may need to save for retirement.