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 Avoiding Cognitive Decline Try these activities to keep your brain sharp. How Will the Economy React to AI? What do concerns or uncertainty about AI mean for your future and your financial strategy? The Business Cycle Understanding the economy's cycles can help put current business conditions in better perspective.