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 Steps to Protecting a Child with Disabilities Planning for children with special needs can be confusing but by working together, we can help navigate those challenges. Can I Refinance My Mortgage? This calculator can help determine whether it makes sense to refinance your mortgage. Stop Wasting Money One way to find money is to examine your current spending habits and eliminate money wasters.